System1, Inc./S1 Holdco LLC Pro Forma for Disposition of Total Security Limited Unaudited Statements of Operations System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. S1 Holdco LLC S1 Holdco LLC S1 Holdco LLC S1 Holdco LLC S1 Holdco LLC (in thousands) QTD QTD QTD QTD QTD QTD QTD QTD QTD QTD QTD QTD Sucessor Period Predecessor  Period QTD QTD QTD QTD 31-Mar-25 31-Dec-24 30-Sep-24 30-Jun-24 31-Mar-24 31-Dec-23 30-Sep-23 30-Jun-23 31-Mar-23 31-Dec-22 30-Sep-22 30-Jun-22 1.27.22 - 3.31.22 1.1.22 - 1.26.22 31-Dec-21 30-Sep-21 30-Jun-21 31-Mar-21 Revenue 74,513                  75,594                  88,832                  94,581                  84,917                  96,120                  87,818                  96,914                  121,119                140,071                156,895                177,029                138,234                52,712                  199,803                171,445                169,579                147,561                 Operating cost and expenses:   Cost of revenues 46,077                  30,894                  51,171                  55,798                  53,698                  58,550                  50,584                  56,656                  82,953                  97,145                  111,217                128,507                101,970                41,507                  155,276                128,885                126,167                110,785                   Salaries, commissions, and benefits 24,988                  25,915                  29,177                  33,937                  24,483                  24,608                  26,695                  27,054                  28,148                  29,040                  30,469                  30,249                  48,288                  31,181                  18,715                  15,139                  17,698                  15,195                     Selling, general, and administrative 16,574                  10,457                  10,172                  13,989                  12,728                  12,304                  11,808                  15,340                  14,855                  13,869                  11,572                  12,984                  12,407                  15,665                  14,650                  7,936                    6,277                    6,950                       Depreciation and amortization (1) 0                           20,232                  20,128                  19,943                  19,804                  19,737                  19,585                  19,689                  19,393                  19,102                  18,924                  18,827                  12,618                  1,000                    3,625                    3,459                    3,112                    3,689                       Impairment of goodwill -                            -                            -                            -                            -                            -                            -                            -                            -                            26,636                  346,092                -                            -                            -                            -                            -                            -                            -                                        Total operating costs and expenses 87,639                  87,498                  110,648                123,667                110,712                115,199                108,673                118,739                145,349                185,791                518,274                190,568                175,283                89,353                  192,266                155,419                153,254                136,619                 Operating income (13,127)                 (11,903)                 (21,816)                 (29,086)                 (25,795)                 (19,079)                 (20,855)                 (21,825)                 (24,230)                 (45,720)                 (361,379)               (13,538)                 (37,049)                 (36,641)                 7,537                    16,026                  16,325                  10,942                   Loss (gain) on fair value of warrants 32                         (915)                      281                       (1,501)                   (251)                      1,764                    (7,482)                   2,018                    (1,409)                   (10,360)                 4,489                    (4,139)                   13,761                  -                            -                            -                            -                            -                             Loss on extinguishment of related-party debt -                            -                            -                            (433)                      (19,676)                 1,385                    619                       -                            -                            -                            -                            -                            -                            -                            -                            -                            -                            -                             Interest expense 7,085                    7,764                    7,957                    7,871                    7,970                    11,957                  13,053                  12,334                  11,402                  9,692                    9,664                    7,200                    5,054                    1,049                    4,162                    4,184                    4,476                    4,048                     Income (loss) from continuing operations before income tax (20,244)                 (18,752)                 (30,054)                 (35,023)                 (13,839)                 (34,185)                 (27,045)                 (36,176)                 (34,224)                 (45,052)                 (375,532)               (16,599)                 (55,864)                 (37,690)                 3,375                    11,842                  11,849                  6,894                     Income tax expense (387)                      (729)                      585                       (178)                      (48)                        (8,757)                   (1,116)                   (6,670)                   (3,829)                   (15,252)                 (77,715)                 1,089                    (16,803)                 (629)                      262                       475                       77                         151                        Net income (loss) from continuing operations (19,857)                 (18,023)                 (30,639)                 (34,845)                 (13,791)                 (25,428)                 (25,929)                 (29,506)                 (30,395)                 (29,800)                 (297,817)               (17,688)                 (39,061)                 (37,061)                 3,113                    11,367                  11,772                  6,743                     Net Income (Loss) Attributable to Noncontrolling Interest (3,973)                   (3,862)                   (7,037)                   (8,472)                   (3,254)                   (8,903)                   (31,647)                 (8,690)                   (9,124)                   (18,089)                 (71,606)                 (8,124)                   (13,111)                 -                            -                            -                            -                            -                             Gain (loss) from discontinued operations, net of taxes -                            -                            -                            -                            -                            (11,105)                 (137,207)               (13,484)                 (12,533)                 (21,040)                 (14,146)                 (17,850)                 (3,923)                   -                            -                            -                            -                            -                             Net income (15,884)                 (14,161)                 (23,602)                 (26,373)                 (10,537)                 (27,630)                 (131,489)               (34,300)                 (33,804)                 (32,751)                 (240,357)               (27,414)                 (29,873)                 (37,061)                 3,113                    11,367                  11,772                  6,743                     (1) Beginning in Q125 deprecation and amortization expense was recorded directly in Cost of revenues and Selling, general, and administrative. See below for an allocation of D&A between the expense items from Q1 24 forward: Cost of Revenues - D&A 13,050                  12,884                  12,828                  12,709                  12,620                   SG&A - D&A 7,427                    7,348                    7,300                    7,234                    7,183                     Total Depreciation & Amortization 20,477                  20,232                  20,128                  19,943                  19,804                   
 
 
System1, Inc./S1 Holdco LLC Pro Forma for Disposition of Total Security Limited Unaudited Statements of Operations System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. Successor +  Predecessor Total Successor +  Predecessor Total Successor +  Predecessor Total S1 Holdco LLC S1 Holdco LLC S1 Holdco LLC (in thousands) YTD YTD YTD YTD YTD YTD YTD YTD YTD YTD YTD YTD 31-Dec-24 30-Sep-24 30-Jun-24 31-Dec-23 30-Sep-23 30-Jun-23 31-Dec-22 30-Sep-22 30-Jun-22 31-Dec-21 30-Sep-21 30-Jun-21 Revenue 343,925                 268,330                 179,498                401,971                305,851                218,033                664,941                524,870                367,975                688,389                488,586                317,140                 Operating cost and expenses:   Cost of revenues 191,561                 160,667                 109,496                248,745                190,194                139,610                480,346                383,201                271,984                521,113                365,837                236,952                   Salaries, commissions, and benefits 113,512                 87,597                   58,420                   106,505                81,897                   55,202                   169,227                140,187                109,718                66,747                  48,032                  32,893                     Selling, general, and administrative 47,346                   36,889                   26,717                   54,307                   42,004                   30,195                   66,496                  52,628                  41,056                  35,813                  21,163                  13,227                     Depreciation and amortization (1) 80,107                   59,875                   39,747                   78,403                   58,666                   39,081                   70,471                  51,370                  32,446                  13,885                  10,260                  6,801                       Impairment of goodwill -                             -                             -                             -                             -                             -                             372,728                346,092                -                            -                            -                            -                                        Total operating costs and expenses 432,525                 345,028                 234,379                487,960                372,761                264,088                1,159,268             973,477                455,203                637,558                445,292                289,873                 Operating income (88,601)                 (76,698)                 (54,881)                 (85,989)                 (66,910)                 (46,055)                 (494,327)               (448,607)               (87,228)                 50,831                  43,294                  27,267                   Loss (gain) on fair value of warrants (2,386)                    (1,471)                    (1,752)                   (5,109)                   (6,873)                   609                        3,751                    14,111                  9,622                    -                            -                            -                             Loss on extinguishment of related-party debt (20,109)                 (20,109)                 (20,109)                 2,004                     619                        -                             -                            -                            -                            -                            -                            -                             Interest expense 31,562                   23,799                   15,841                   48,746                   36,789                   23,736                   32,659                  22,967                  13,303                  16,870                  12,708                  8,524                     Income (loss) from continuing operations before income tax (97,668)                 (78,916)                 (48,862)                 (131,630)               (97,445)                 (70,400)                 (530,737)               (485,685)               (110,153)               33,961                  30,586                  18,743                   Income tax expense (370)                       359                        (226)                      (20,372)                 (11,615)                 (10,499)                 (109,310)               (94,058)                 (16,343)                 965                       703                       228                        Net income (loss) from continuing operations (97,298)                 (79,275)                 (48,636)                 (111,258)               (85,830)                 (59,901)                 (421,427)               (391,627)               (93,810)                 32,996                  29,883                  18,515                   Net Income (Loss) Attributable to Noncontrolling Interest (22,625)                 (18,763)                 (11,726)                 (58,364)                 (49,461)                 (17,814)                 (110,930)               (92,841)                 (21,235)                 -                            -                            -                             Gain (loss) from discontinued operations, net of taxes -                             -                             -                             (174,329)               (163,224)               (26,017)                 (56,959)                 (35,919)                 (21,773)                 -                            -                            -                             Net income (74,673)                 (60,512)                 (36,910)                 (227,222)               (199,593)               (68,104)                 (367,456)               (334,705)               (94,348)                 32,996                  29,883                  18,515                   (1) Beginning in Q125 deprecation and amortization expense was recorded directly in Cost of revenues and Selling, general, and administrative.  
 
 
System1, Inc./S1 Holdco LLC Pro Forma for Disposition of Total Security Limited Non-GAAP Financials System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. S1 Holdco LLC S1 Holdco LLC S1 Holdco LLC S1 Holdco LLC S1 Holdco LLC (in thousands) Sucessor Period Sucessor Period Sucessor Period Sucessor Period Sucessor Period Sucessor Period Sucessor Period Sucessor Period Sucessor Period Sucessor Period Sucessor Period Sucessor Period Sucessor Period Predecessor Period QTD QTD QTD QTD 31-Mar-25 31-Dec-24 30-Sep-24 30-Jun-24 31-Mar-24 31-Dec-23 30-Sep-23 30-Jun-23 31-Mar-23 31-Dec-22 30-Sep-22 30-Jun-22 1.27.22 - 3.31.22 1.1.22 - 1.26.22 31-Dec-21 30-Sep-21 30-Jun-21 31-Mar-21 Net income (loss) from continuing operations (19,857)$               (18,023)$               (30,639)$                (34,845)$               (13,791)$                (25,428)$                (25,929)$                (29,506)$                (30,395)$                (29,800)$                (297,817)$              (17,688)$                (39,061)$                    (37,061)$                    3,113$               11,367$             11,772$             6,743$                Income tax expense (387)                      (729)                      585                         (178)                      (48)                         (8,757)                    (1,116)                    (6,670)                    (3,829)                    (15,252)                  (77,715)                  1,089                      (16,803)                      (629)                           262                    475                    77                      151                     Interest expense 7,085                     7,764                     7,957                      7,871                     7,970                     11,957                   13,053                   12,334                   11,402                   9,692                     9,664                     7,200                      5,054                         1,049                         4,162                 4,185                 4,476                 4,048                  Depreciation & amortization 20,477                   20,232                   20,128                    19,943                   19,804                   19,737                   19,585                   19,689                   19,393                   19,102                   18,924                   18,827                    12,618                       1,000                         3,625                 3,458                 3,113                 3,689                  Impairment of goodwill -                             -                             -                             -                             -                             -                             -                             -                             -                             26,636                   346,092                 -                             -                                 -                                 -                        -                        -                        -                         Other income/expense (1) (39)                        (111)                      127                         (36)                        (97)                         187                        639                        271                        (65)                         1,280                     (400)                       (68)                         228                            (61)                             70                      (25)                    18                      84                       Stock-based compensation and distributions to Members (2) 2,651                     4,567                     3,783                      3,442                     3,971                     5,842                     5,267                     4,294                     5,832                     6,867                     7,817                     7,716                      33,511                       23,362                       3,458                 673                    3,342                 2,118                  Revaluation of non-cash warrant liability 32                          (915)                      281                         (1,501)                   (251)                       1,764                     (7,482)                    2,018                     (1,409)                    (10,360)                  4,489                     (4,139)                    13,761                       -                                 -                        -                        -                        -                         Loss on Extinguishment of related-party debt -                             -                             -                             (433)                      (19,676)                  1,385                     619                        -                             -                             -                             -                             -                             -                                 -                                 -                        -                        -                        -                         Costs related to acquisitions/business combinations 1,034                     3,028                     7,441                      11,854                   2,244                     3,269                     1,710                     2,589                     3,471                     4,371                     4,242                     5,342                      10,129                       13,162                       8,002                 2,786                 655                    1,547                  Other costs, including restructuring and legal settlements 1,091                     2,067                     683                         3,810                     297                        57                          1,760                     1,087                     755                        1,876                     475                        353                         206                            -                                 4                        126                    262                    428                     Adjusted EBITDA 12,085$                 17,880$                 10,346$                  9,927$                   423$                      10,012$                 8,105$                   6,105$                   5,154$                   14,413$                 15,772$                 18,631$                  19,644$                     822$                          22,696$             23,046$             23,715$             18,809$              (1) Non-cash adjustments related to foreign exchange and asset disposals (2) Comprised of distributions to equity holders and non-cash stock-based compensation 
 
 
System1, Inc./S1 Holdco LLC Pro Forma for Disposition of Total Security Limited Non-GAAP Financials System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. System1, Inc. Successor +  Predecessor  Total Successor +  Predecessor  Total Successor +  Predecessor  Total S1 Holdco LLC S1 Holdco LLC S1 Holdco LLC (in thousands) YTD YTD YTD YTD YTD YTD YTD YTD YTD YTD YTD YTD 31-Dec-24 30-Sep-24 30-Jun-24 31-Dec-23 30-Sep-23 30-Jun-23 31-Dec-22 30-Sep-22 30-Jun-22 31-Dec-21 30-Sep-21 30-Jun-21 Net income (loss) from continuing operations (97,298)$           (79,275)$           (48,636)$           (111,258)$         (85,830)$           (59,901)$           (421,427)$         (391,627)$         (93,810)$           32,996$            29,883$            18,515$             Income tax expense (370)                 359                   (226)                 (20,372)             (11,615)             (10,499)             (109,310)           (94,058)             (16,343)             965                   703                   228                    Interest expense 31,562              23,799              15,841              48,746              36,789              23,736              32,659              22,967              13,303              16,871              12,709              8,524                 Depreciation & amortization 80,107              59,875              39,747              78,403              58,666              39,081              70,471              51,370              32,446              13,884              10,259              6,801                 Impairment of goodwill -                       -                       -                       -                       -                       -                       372,728            346,092            -                       -                       -                       -                        Other income/expense (1) (117)                 (6)                     (133)                 1,032                845                   206                   978                   (301)                 98                     147                   76                     102                    Stock-based compensation and distributions to Members (2) 15,763              11,197              7,413                21,235              15,393              10,126              79,273              72,406              64,589              9,591                6,133                5,460                 Revaluation of non-cash warrant liability (2,386)               (1,471)               (1,752)               (5,109)               (6,873)               609                   3,751                14,111              9,622                -                       -                       -                        Loss on Extinguishment of related-party debt (20,109)             (20,109)             (20,109)             2,004                619                   -                       -                       -                       -                       -                       -                       -                        Costs related to acquisitions/business combinations 24,567              21,539              14,098              11,039              7,770                6,060                37,247              32,875              28,633              12,991              4,989                2,202                 Other costs, including restructuring and legal settlements 6,857                4,790                4,107                3,658                3,601                1,841                2,910                1,034                559                   821                   817                   691                    Adjusted EBITDA 38,577$            20,697$            10,350$            29,377$            19,365$            11,259$            69,281$            54,868$            39,097$            88,265$            65,569$            42,524$             (1) Non-cash adjustments related to foreign exchange and asset disposals (2) Comprised of distributions to equity holders and non-cash stock-based compensation 
 
 
Non-Financial Metrcis (In thousands except ratios) QTD QTD QTD QTD QTD QTD QTD QTD QTD QTD QTD QTD QTD QTD QTD QTD QTD O&O Advertising 31-Mar-25 31-Dec-24 30-Sep-24 30-Jun-24 31-Mar-24 31-Dec-23 30-Sep-23 30-Jun-23 31-Mar-23 31-Dec-22 30-Sep-22 30-Jun-22 31-Mar-22 31-Dec-21 30-Sep-21 30-Jun-21 31-Mar-21 Revenue 57,921$         64,705$         70,798$         77,397$         69,030$         79,422$         66,186$         77,300$         106,025$       127,867$       143,600$       157,952$       176,133$       190,035$       162,606$       160,817$       139,426$        Advertising Spend (1) 30,143$         32,743$         44,391$         50,019$         46,567$         52,820$         42,301$         49,711$         76,186$         92,785$         106,340$       121,153$       137,948$       152,653$       126,404$       123,244$       107,298$        Direct Adjusted Gross Profit 27,778$         31,963$         26,406$         27,377$         22,462$         26,602$         23,886$         27,589$         29,839$         35,082$         37,261$         36,799$         38,186$         37,383$         36,202$         37,572$         32,128$          O&O Sessions (2) 1,283,272      1,898,758      2,070,074      2,004,923      1,209,083      1,060,326      921,512         819,813         1,026,262      1,042,908      1,077,915      1,012,761      975,025         999,975         859,392         766,293         741,122          O&O CPS (3) 0.02$             0.02$             0.02$             0.02$             0.04$             0.05$             0.05$             0.06$            0.07$            0.09$             0.10$             0.12$             0.14$             0.15$            0.15$             0.16$             0.14$              O&O RPS (4) 0.05$             0.03$             0.03$             0.04$             0.06$             0.07$             0.07$             0.09$            0.10$            0.12$             0.13$             0.16$             0.18$             0.19$            0.19$             0.21$             0.19$              Spread 92% 98% 59% 55% 48% 50% 56% 55% 39% 38% 35% 30% 28% 24% 29% 30% 30% Partner Network Revenue 16,592$         10,889$         18,035$         17,184$         15,888$         16,698$         21,632$         19,614$         15,093$         12,204$         13,295$         19,077$         14,812$         9,768$           8,840$           8,763$           8,135$            Agency Fees (5) 1,629$           (3,508)$          4,981$           3,694$           4,968$           3,614$           6,320$           4,806$           4,876$           2,535$           2,994$           5,170$           3,387$           -$                  -$                  -$                  -$                   Direct Adjusted Gross Profit 14,963$         14,397$         13,054$         13,489$         10,919$         13,084$         15,312$         14,808$         10,217$         9,669$           10,301$         13,908$         11,425$         9,768$           8,840$           8,763$           8,135$            Network Sessions (6) 1,708,198      1,861,490      2,318,513      2,052,037      1,545,162      1,270,965      894,179         676,763         448,287         375,605         364,196         361,432         308,805         289,331         297,142         321,934         338,960          Network CPS (7) 0.00$             (0.00)$           0.00$             0.00$             0.00$             0.00$             0.01$             0.01$            0.01$            0.01$             0.01$             0.01$             0.01$             -$              -$              -$              -$               Network RPS (8) 0.01$             0.01$             0.01$             0.01$             0.01$             0.01$             0.02$             0.03$            0.03$            0.03$             0.04$             0.05$             0.05$             0.03$            0.03$             0.03$             0.02$              Adjusted Partner Network CPS and RPS Revenue (9) 16,364$         15,099$         15,611$         14,920$          Agency Fees (5), (9) 1,967$           2,046$           2,122$           4,001$            Direct Adjusted Gross Profit 14,397$         13,054$         13,489$         10,919$          Network Sessions (6) 1,861,490      2,318,513      2,052,037      1,545,162       Network CPS (7) 0.00$             0.00$             0.00$             0.00$              Network RPS (8) 0.01$             0.01$             0.01$             0.01$              (1) Advertising spend is the amount of advertising that is spent to acquire traffic to Owned & Operated websites (2) O&O sessions are the total number of monetizable user visits to Owned & Operated websites (3) CPS is advertising spend divided by O&O Sessions (4) RPS is O&O Revenue divided by O&O Sessions   (5) Agency fees are the amount of costs for agencies acquiring traffic to Owned & Operated websites (6) Network sessions are the number of monetizable user visits delivered by network partners to RAMP (7) CPS is agency fees divided by Network Sessions (8) RPS is Partner Network revenue divided by Network Sessions (9) Revenue and Agency fees adjustment for Q4 24 out-of-period adjustment related to gross versus net revenue classification. Adjustment adjusts historical revenue and agency fees for the period in which the adjustment occured. 
 
 
Non-Financial Metrcis (In thousands except ratios) YTD YTD YTD YTD YTD YTD YTD YTD YTD YTD YTD YTD O&O Advertising 31-Dec-24 30-Sep-24 30-Jun-24 31-Dec-23 30-Sep-23 30-Jun-23 31-Dec-22 30-Sep-22 30-Jun-22 31-Dec-21 30-Sep-21 30-Jun-21 Revenue 281,929$       217,224$       146,426$       328,934$       249,512$       183,325$       605,552$       477,686$       334,085$       652,884$       462,848$       300,242$        Advertising Spend (1) 173,721$       140,978$       96,587$         221,018$       168,198$       125,897$       458,225$       365,440$       259,100$       509,599$       356,946$       230,542$        Direct Adjusted Gross Profit 108,209$       76,246$         49,839$         107,916$       81,314$         57,428$         147,328$       112,246$       74,985$         143,284$       105,902$       69,700$          O&O Sessions (2) 7,182,838      5,284,080      3,214,006      3,827,913      2,767,587      1,846,075      4,108,610      3,065,702      1,987,786      3,366,783      2,366,807      1,507,415       O&O CPS (3) 0.02$             0.03$             0.03$             0.06$             0.06$             0.07$             0.11$             0.12$             0.13$             0.15$             0.15$             0.15$              O&O RPS (4) 0.04$             0.04$             0.05$             0.09$             0.09$             0.10$             0.15$             0.16$             0.17$             0.19$             0.20$             0.20$              Spread 62% 54% 52% 49% 48% 46% 32% 31% 29% 28% 30% 30% Partner Network Revenue 61,995$         51,106$         33,072$         73,037$         56,339$         34,708$         59,389$         47,185$         33,890$         35,505$         25,738$         16,898$          Agency Fees (5) 10,136$         13,644$         8,663$           19,617$         16,003$         9,683$           14,087$         11,551$         8,557$           -$                   -$                   -$                    Direct Adjusted Gross Profit 51,859$         37,462$         24,409$         53,420$         40,337$         25,025$         45,302$         35,633$         25,333$         35,505$         25,738$         16,898$          Network Sessions (6) 7,777,202      5,915,712      3,597,199      3,290,193      2,019,228      1,125,049      1,410,037      1,034,433      670,237         1,247,366$    958,035         660,894          Network CPS (7) 0.00$             0.00$             0.00$             0.01$             0.01$             0.01$             0.01$             0.01$             0.01$             -$               -$               -$                Network RPS (8) 0.01$             0.01$             0.01$             0.02$             0.03$             0.03$             0.04$             0.05$             0.05$             0.03$             0.03$             0.03$              Adjusted Partner Network CPS and RPS Revenue (9) 61,995$          Agency Fees (5), (9) 10,136$          Direct Adjusted Gross Profit 51,859$          Network Sessions (6) 7,777,202       Network CPS (7) 0.00$              Network RPS (8) 0.01$              (1) Advertising spend is the amount of advertising that is spent to acquire traffic to Owned & Operated websites (2) O&O sessions are the total number of monetizable user visits to Owned & Operated websites (3) CPS is advertising spend divided by O&O Sessions (4) RPS is O&O Revenue divided by O&O Sessions (5) Agency fees are the amount of costs for agencies acquiring traffic to Owned & Operated websites (6) Network sessions are the number of monetizable user visits delivered by network partners to RAMP (7) CPS is agency fees divided by Network Sessions (8) RPS is Partner Network revenue divided by Network Sessions (9) Revenue and Agency fees adjustment for Q4 24 out-of-period adjustment related to gross versus net revenue classification. Adjustment adjusts historical revenue and agency fees for the period in which the adjustment occured.