{"url_path":"/sec/yss/10-q/2026/item-6","section_key":"item-6","section_title":"Item 6 Exhibits","topic":"sec","document":{"doc_type":"10-Q","doc_date":"2026-05-15","source_url":"https://www.sec.gov/Archives/edgar/data/2086587/0001628280-26-035244-index.html","accession_number":"0001628280-26-035244","cik":"0002086587","ticker":"YSS","issuer_name":"Yellowstone Midco Holdings II, LLC","edgar_url":"https://www.sec.gov/Archives/edgar/data/2086587/0001628280-26-035244-index.html","primary_entity_key":"0002086587","primary_entity_name":"York Space Systems Inc."},"word_count":769,"has_tables":true,"body_markdown":"Item 6. Exhibits\n\nThe documents listed below are incorporated by reference or are filed with this Quarterly Report on Form 10-Q, in each case as indicated therein (numbered in accordance with Item 601 of Regulation S-K).\n\n43\n\n[Table of Contents](#ieb4f687ead044f3ea28adec37716f865_7)\n\nExhibit\nNumberDescription of Document\n\n3.1\n[Certificate of Incorporation of York Space Systems inc. (incorporated by reference to Exhibit 3.1 to the Company's Current Report on Form 8-K filed with the SEC on January 30, 2026)](https://www.sec.gov/Archives/edgar/data/2086587/000119312526031773/d22484dex31.htm)\n\n3.2\n[Bylaws of York Space Systems Inc. (incorporated by reference to Exhibit 3.2 to the Company’s Current Report on Form 8-K filed with the SEC on January 30, 2026)](https://www.sec.gov/Archives/edgar/data/2086587/000119312526031773/d22484dex32.htm)\n\n4.1\n[Registration Rights Agreement, dated as of January 30, 2026, by and among York Space Systems Inc. and the stockholders party thereto (incorporated by reference to Exhibit 10.2 to the Company’s Current Report on Form 8-K filed with the SEC on January 30, 2026)](https://www.sec.gov/Archives/edgar/data/2086587/000119312526031773/d22484dex102.htm)\n\n10.1\n[Form of Indemnification Agreement (incorporated by reference to Exhibit 10.5 to the Registration Statement on Form S-1 filed with the SEC on January 16, 2026)](https://www.sec.gov/Archives/edgar/data/2086587/000119312526015413/d941199dex105.htm)\n\n10.2\n[Tax Receivable Agreement, dated as of January 28, 2026, by and among York Space Systems Inc. and the stockholders party thereto (incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K filed with the SEC on January 30, 2026)](https://www.sec.gov/Archives/edgar/data/2086587/000119312526031773/d22484dex101.htm)\n\n10.3\n[York Space Systems Inc. 2026 Omnibus Incentive Plan (incorporated by reference to Exhibit 10.7 to the Registration Statement on Form S-1 filed with the SEC on January 16, 2026)](https://www.sec.gov/Archives/edgar/data/2086587/000119312526031773/d22484dex107.htm)\n\n10.4\n[Form of Restricted Stock Unit Grant Notice and Award Agreement (incorporated by reference to Exhibit 10.8 to the Registration Statement on Form S-1 filed with the SEC on January 16, 2026)](https://www.sec.gov/Archives/edgar/data/2086587/000119312526015413/d941199dex108.htm)\n\n10.5\n[Form of Restricted Stock Award Grant Notice and Agreement (Employee Form) (incorporated by reference to Exhibit 10.9 to the Registration Statement on Form S-1 filed with the SEC on January 16, 2026)](https://www.sec.gov/Archives/edgar/data/2086587/000119312526015413/d941199dex109.htm)\n\n10.6\n[Form of Restricted Stock Award Grant Notice and Agreement (Non-Employee Form) (incorporated by reference to Exhibit 10.10 to the Registration Statement on Form S-1 filed with the SEC on January 16, 2026)](https://www.sec.gov/Archives/edgar/data/2086587/000119312526015413/d941199dex1010.htm)\n\n10.7*\n[York Space Systems Inc. Non-Employee Director Compensation Policy](exhibit107non-employeedire.htm)\n\n10.8*\n[Form of Restricted Stock Unit Grant Notice and Award Agreement (Non-Employee Director Form)](exhibit108non-employeedire.htm)\n\n10.9\n[Director Nomination Agreement, dated as of January 28, 2026, by and among York Space Systems Inc. and the stockholders party thereto (incorporated by reference to Exhibit 10.3 to the Company’s Current Report on Form 8-K filed with the SEC on January 30, 2026)](https://www.sec.gov/Archives/edgar/data/2086587/000119312526031773/d22484dex103.htm)\n\n10.10\n[Form of Voting Agreement (incorporated by reference to Exhibit 10.12 to the Registration Statement on Form S-1 filed with the SEC on January 16, 2026)](https://www.sec.gov/Archives/edgar/data/2086587/000119312526015413/d941199dex1012.htm)\n\n10.11\n[Amended and Restated Consulting Agreement, dated as of January 30, 2026, between York Space Systems, Inc., AE Industrial Operating Partners, LLC and AE Industrial Partners, LP (incorporated by reference to Exhibit 10.5 to the Company’s Current Report on Form 8-K filed with the SEC on January 30, 2026)](https://www.sec.gov/Archives/edgar/data/2086587/000119312526031773/d22484dex105.htm)\n\n31.1*\n[Certification of Principal Executive Officer Pursuant to Rules 13a-14(a) and 15d-14(a) under the Securities Exchange Act of 1934, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002](exhibit311q126.htm)\n\n31.2*\n[Certification of Principal Financial Officer Pursuant to Rules 13a-14(a) and 15d-14(a) under the Securities Exchange Act of 1934, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002](exhibit312q126.htm)\n\n32.1**\n[Certification of Principal Executive Officer Pursuant to 18 U.S.C. Section 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002](exhibit321q126.htm)\n\n32.2**\n[Certification of Principal Financial Officer Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002](exhibit322q126.htm)\n\n101.INS*Inline XBRL Instance Document.\n\n101.SCH*Inline XBRL Taxonomy Extension Schema Document.\n\n101.CAL*Inline XBRL Taxonomy Extension Calculation Linkbase Document.\n\n101.DEF*Inline XBRL Taxonomy Extension Definition Linkbase Document.\n\n101.LAB*Inline XBRL Taxonomy Extension Label Linkbase Document.\n\n101.PRE*Inline XBRL Taxonomy Extension Presentation Linkbase Document.\n\n104*Inline XBRL Cover Page Interactive Data File (included in Exhibit 101).\n\n44\n\n[Table of Contents](#ieb4f687ead044f3ea28adec37716f865_7)\n\n*Filed herewith\n\n** Furnished herewith (such certification shall not be deemed “filed” for purposes of Section 18 of the Exchange Act, except to the extent that the Company specifically incorporates it by reference).\n\n45\n\n[Table of Contents](#ieb4f687ead044f3ea28adec37716f865_7)\n\nSIGNATURES\n\nPursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.\n\nDate: May 14, 2026York Space Systems Inc.\n\nBy:/s/ Dirk Wallinger\n\nDirk Wallinger\n\nChief Executive Officer\n\nDate: May 14, 2026York Space Systems Inc.\n\nBy:/s/ Kevin Messerle\n\nKevin Messerle\n\nChief Financial Officer\n\nDate: May 14, 2026York Space Systems Inc.\n\nBy:/s/ Brian Frantz\n\nBrian Frantz\n\nChief Accounting Officer\n\n46"}