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Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
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X0202 SCHEDULE 13D/A 0001552273 XXXXXXXX LIVE 4 Class A Common Stock, par value $0.0001 per share 06/05/2026 false 0001753539 09263B207 BlackSky Technology, Inc. 2411 Dulles Corner Park Suite 300 Herndon VA 20171 Ajay Royan 512-717-3770 c/o Mithril Capital Management 111 Congress Avenue, Suite 500 Austin TX 78701 0001552273 N Mithril LP b WC N DE 0 0 0 0 0 N 0.0 PN 0001669609 N Mithril II LP b WC N DE 0 0 0 0 0 N 0.0 PN Class A Common Stock, par value $0.0001 per share BlackSky Technology, Inc. 2411 Dulles Corner Park Suite 300 Herndon VA 20171 This Amendment No. 4 (this "Amendment No. 4") amends and supplements the Schedule 13D originally filed by the Reporting Persons with the Commission on September 20, 2021, as it has been amended by Amendment No. 1 filed with the Commission on April 20, 2024, Amendment No. 2 filed with the Commission on November 12, 2024 and Amendment No. 3 filed with the Commission on August 11, 2025 (collectively, the "Original Schedule 13D"). The agreement among the Reporting Persons to file jointly in accordance with the provisions of Rule 13d-1(k)(1) under the Act is attached to the Original Schedule 13D as Exhibit 1. Only those items that are hereby reported are amended; all other items reported in the Original Schedule 13D 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 No. 4 have the meanings ascribed to them in the Original Schedule 13D. See Items 7-11 and 13 of the cover pages of this Amendment No. 4 for each Reporting Person and the corresponding comments. See Items 7-11 and 13 of the cover pages of this Amendment No. 4 for each Reporting Person and the corresponding comments. On June 5, 2026, Mithril I effected a pro rata distribution without additional consideration of 1,298,328 shares of Common Stock to its partners. On June 5, 2026, Mithril II effected a pro rata distribution without additional consideration of 1,030,175 shares of Common Stock to its partners. Mithril LP /s/ Ajay Royan Ajay Royan, Authorized Person of Mithril GP LP, the general partner of Mithril LP 08/20/2026 Mithril II LP /s/ Ajay Royan Ajay Royan, Managing Member of Mithril II UGP LLC, the general partner of Mithril II GP LP, the general partner of Mithril II LP 08/20/2026