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Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
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SCHEDULE 13D/A 0000950170-25-003093 0001163368 XXXXXXXX LIVE 8 Common Stock, par value $0.01 per share 03/19/2025 false 0000709283 747906501 QUANTUM CORPORATION 224 Airport Parkway Suite 550 San Jose CA 95110 Pacific Investment Mgmt Co LLC (949) 720-6000 650 Newport Center Drive Newport Beach CA 92660 0001163368 N Pacific Investment Management Company LLC OO N 962127 0 962127 0 962127 N 16.5 IA OO (1) The shares reported herein for the Reporting Person represent the securities of the Issuer that are held by OC II FIE V LP and OC III LVS XL LP (see Item 2 of this Schedule 13D), comprised of (i) 289,620 shares of Common Stock held by OC II FIE V LP and (ii) 672,507 shares of Common Stock held by OC III LVS XL LP. (2) The number of shares outstanding for purposes of this percentage calculation assumes 5,834,199 outstanding shares of Common Stock as of February 11, 2025, as reported by the Issuer in its quarterly report on Form 10-Q for the quarterly period ended December 31, 2024, filed by the Issuer with the Securities and Exchange Commission on February 12, 2025. Common Stock, par value $0.01 per share QUANTUM CORPORATION 224 Airport Parkway Suite 550 San Jose CA 95110 This Amendment No. 8 to Schedule 13D (this "Amendment No. 8") amends and supplements the statement on Schedule 13D filed with the Securities and Exchange Commission (the "SEC") on March 28, 2022, as amended by Amendment No. 1 to Schedule 13D filed with the SEC on April 26, 2022, Amendment No. 2 to Schedule 13D filed with the SEC on August 12, 2022, Amendment No. 3 to Schedule 13D filed with the SEC on August 24, 2022, Amendment No. 4 to Schedule 13D filed with the SEC on June 14, 2023, Amendment No. 5 to Schedule 13D filed with the SEC on July 14, 2023, Amendment No. 6 to Schedule 13D filed with the SEC on August 15, 2024, and Amendment No. 7 to Schedule 13D filed with the SEC on January 7, 2025 (together with this Amendment No. 8, the "Schedule 13D") relating to the Common Stock of the Company, the principal executive offices of which are located at 224 Airport Parkway, Suite 550, San Jose, California 95110. Only those items that are hereby reported are amended; all other items reported in the original Schedule 13D, as amended, remain unchanged. Information given in response to each item shall be deemed incorporated by reference in all other items, as applicable. Capitalized terms not defined in this Amendment have the meanings ascribed to them in the original Schedule 13D, as amended. Item 4 of the Schedule 13D is supplemented by adding the following: On March 19, 2025, Mr. Chris Neumeyer, an executive vice president and portfolio manager at PIMCO, resigned from the Board. PIMCO intends to retain its board observation rights. The Reporting Person may dispose of any or all of such shares of Common Stock or other securities held by it at any time. The Reporting Person is evaluating on an ongoing basis its investment in shares of Common Stock of the Issuer. Except as set forth herein, the Reporting Person has no plans or proposals relating to any matters specified in paragraphs (a) through (j) of Item 4 of Schedule 13D. However, the Reporting Person reserves the right to adopt such plans or proposals in the future, subject to applicable regulatory requirements, if any. Depending on market conditions, an evaluation of the business and the prospects of the Issuer and other factors, the Reporting Person may, in its sole discretion, purchase additional shares of Common Stock, or other securities convertible into or exchangeable for shares of Common Stock, or dispose of shares of Common Stock from time to time in the open market, in privately negotiated transactions or otherwise, subject to market conditions and other factors. Items 11 and 13 of the cover page of this Schedule 13D are incorporated herein by reference. Items 7 through 10 of the cover page of this Schedule 13D are incorporated herein by reference. Item 7 of the Schedule 13D is supplemented by adding the following: Exhibit 99.9. Amended and Restated Schedule A Pacific Investment Management Company LLC /s/ Alyssa Creighton Alyssa Creighton / Senior Vice President 03/21/2025