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YSS

York Space Systems Inc.

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Tapewire entity
4833
SEC CIK
0002086587
Parsed reports
36

Last 12 months

Inside the activity.

3 purchase rows · 14 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202500
Dec 202500
Jan 202630
Feb 202600
Mar 202600
Apr 202600
May 202600
Jun 202600
Jul 202603
Aug 2026011
Sep 202600
Oct 202600

Latest available

Insider transactions

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
August 07, 2026 Filed Aug 10, 2026 22:16 UTC SaleCommon Stock 200,170 $10.99 $2,199,868.30
Disclosure

SEC source: 0002052113-26-000811 · primary_doc.xml · nonDerivative · entry 2

BlackRock Portfolio Management LLC · CIK 0002052113 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 16,517,115

F1 · ownership.nature: Represents shares of the Issuer's common stock held by the following funds and accounts under management by certain subsidiaries of BlackRock, Inc.: BlackRock Private Equity Co-Investments, 2021 Aggregator Cayman Ltd., BlackRock Growth Equity Fund Master Cayman Aggregator Ltd., BR POF IV CAYMAN MASTER FUND, L.P., BlackRock Private Opportunities Fund IV, L.P., BlackRock Private Opportunities Fund IV Master SCSp, TSCL Private Markets Cayman Fund Ltd., 1885 Private Opportunities Cayman Fund, Ltd., Heathrow Forest Opportunities Fund, L.P., Lincoln Pension Private Equity BR, L.P., NHRS Private Opportunities Fund, L.P., NDSIB Private Opportunities Fund Cayman Ltd., Mutual of Omaha OF Cayman, Ltd., BlackRock ERI Private Opportunities Master SCSp, Sullivan Way POF Cayman, Ltd, Total Alternatives Fund - Private Equity (B) LP, Total Alternatives Fund - Private Equity LP, 1824 Private Equity Fund, L.P., Tango Capital Opportunities Fund, L.P., BlackRock Private Investments Fund,

F2 · ownership.nature: (Continued from footnote 1) OV Private Opportunities Cayman, Ltd., SONJ Opportunities Cayman, Ltd., Red River Direct Investment Fund III, L.P., MB BlackRock Holdings Cayman Ltd. and certain other funds and accounts managed by BlackRock Financial Management, Inc., BlackRock Institutional Trust Company, National Association, BlackRock Investment Management (UK) Limited and BlackRock Investment Management, LLC (collectively, the "Advised Funds and Accounts"). Each of BlackRock Portfolio Management LLC, the Advised Funds and Accounts and their respective direct or indirect managers, general partners and portfolio managers who share voting and investment power over the shares held by the Advised Funds and Accounts expressly disclaim beneficial ownership of the shares of common stock held by the Advised Funds and Accounts, except to the extent of their pecuniary interest therein,

F3 · ownership.nature: (Continued from footnote 2) and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purposes.

Read SEC document
August 06, 2026 Filed Aug 10, 2026 22:16 UTC SaleCommon Stock 201,504 $11.60 $2,337,446.40
Disclosure

SEC source: 0002052113-26-000811 · primary_doc.xml · nonDerivative · entry 1

BlackRock Portfolio Management LLC · CIK 0002052113 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 16,717,285

F1 · ownership.nature: Represents shares of the Issuer's common stock held by the following funds and accounts under management by certain subsidiaries of BlackRock, Inc.: BlackRock Private Equity Co-Investments, 2021 Aggregator Cayman Ltd., BlackRock Growth Equity Fund Master Cayman Aggregator Ltd., BR POF IV CAYMAN MASTER FUND, L.P., BlackRock Private Opportunities Fund IV, L.P., BlackRock Private Opportunities Fund IV Master SCSp, TSCL Private Markets Cayman Fund Ltd., 1885 Private Opportunities Cayman Fund, Ltd., Heathrow Forest Opportunities Fund, L.P., Lincoln Pension Private Equity BR, L.P., NHRS Private Opportunities Fund, L.P., NDSIB Private Opportunities Fund Cayman Ltd., Mutual of Omaha OF Cayman, Ltd., BlackRock ERI Private Opportunities Master SCSp, Sullivan Way POF Cayman, Ltd, Total Alternatives Fund - Private Equity (B) LP, Total Alternatives Fund - Private Equity LP, 1824 Private Equity Fund, L.P., Tango Capital Opportunities Fund, L.P., BlackRock Private Investments Fund,

F2 · ownership.nature: (Continued from footnote 1) OV Private Opportunities Cayman, Ltd., SONJ Opportunities Cayman, Ltd., Red River Direct Investment Fund III, L.P., MB BlackRock Holdings Cayman Ltd. and certain other funds and accounts managed by BlackRock Financial Management, Inc., BlackRock Institutional Trust Company, National Association, BlackRock Investment Management (UK) Limited and BlackRock Investment Management, LLC (collectively, the "Advised Funds and Accounts"). Each of BlackRock Portfolio Management LLC, the Advised Funds and Accounts and their respective direct or indirect managers, general partners and portfolio managers who share voting and investment power over the shares held by the Advised Funds and Accounts expressly disclaim beneficial ownership of the shares of common stock held by the Advised Funds and Accounts, except to the extent of their pecuniary interest therein,

F3 · ownership.nature: (Continued from footnote 2) and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purposes.

Read SEC document
August 05, 2026 Filed Aug 6, 2026 20:02 UTC SaleCommon Stock 11,784 $15.28 $180,059.52
Disclosure

SEC source: 0002052113-26-000809 · primary_doc.xml · nonDerivative · entry 4

BlackRock Portfolio Management LLC · CIK 0002052113 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 16,931,394

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $15.00 to $15.31, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F1 · ownership.nature: Represents shares of the Issuer's common stock held by the following funds and accounts under management by certain subsidiaries of BlackRock, Inc.: BlackRock Private Equity Co-Investments, 2021 Aggregator Cayman Ltd., BlackRock Growth Equity Fund Master Cayman Aggregator Ltd., BR POF IV CAYMAN MASTER FUND, L.P., BlackRock Private Opportunities Fund IV, L.P., BlackRock Private Opportunities Fund IV Master SCSp, TSCL Private Markets Cayman Fund Ltd., 1885 Private Opportunities Cayman Fund, Ltd., Heathrow Forest Opportunities Fund, L.P., Lincoln Pension Private Equity BR, L.P., NHRS Private Opportunities Fund, L.P., NDSIB Private Opportunities Fund Cayman Ltd., Mutual of Omaha OF Cayman, Ltd., BlackRock ERI Private Opportunities Master SCSp, Sullivan Way POF Cayman, Ltd, Total Alternatives Fund - Private Equity (B) LP, Total Alternatives Fund - Private Equity LP, 1824 Private Equity Fund, L.P., Tango Capital Opportunities Fund, L.P., BlackRock Private Investments Fund,

F2 · ownership.nature: OV Private Opportunities Cayman, Ltd., SONJ Opportunities Cayman, Ltd., Red River Direct Investment Fund III, L.P., MB BlackRock Holdings Cayman Ltd. and certain other funds and accounts managed by BlackRock Financial Management, Inc., BlackRock Institutional Trust Company, National Association, BlackRock Investment Management (UK) Limited and BlackRock Investment Management, LLC (collectively, the "Advised Funds and Accounts"). Each of BlackRock Portfolio Management LLC, the Advised Funds and Accounts and their respective direct or indirect managers, general partners and portfolio managers who share voting and investment power over the shares held by the Advised Funds and Accounts expressly disclaim beneficial ownership of the shares of common stock held by the Advised Funds and Accounts, except to the extent of their pecuniary interest therein,

F3 · ownership.nature: and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purposes.

Read SEC document
August 05, 2026 Filed Aug 6, 2026 20:02 UTC SaleCommon Stock 116,162 $13.49 $1,567,025.38
Disclosure

SEC source: 0002052113-26-000809 · primary_doc.xml · nonDerivative · entry 3

BlackRock Portfolio Management LLC · CIK 0002052113 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 16,943,178

F1 · ownership.nature: Represents shares of the Issuer's common stock held by the following funds and accounts under management by certain subsidiaries of BlackRock, Inc.: BlackRock Private Equity Co-Investments, 2021 Aggregator Cayman Ltd., BlackRock Growth Equity Fund Master Cayman Aggregator Ltd., BR POF IV CAYMAN MASTER FUND, L.P., BlackRock Private Opportunities Fund IV, L.P., BlackRock Private Opportunities Fund IV Master SCSp, TSCL Private Markets Cayman Fund Ltd., 1885 Private Opportunities Cayman Fund, Ltd., Heathrow Forest Opportunities Fund, L.P., Lincoln Pension Private Equity BR, L.P., NHRS Private Opportunities Fund, L.P., NDSIB Private Opportunities Fund Cayman Ltd., Mutual of Omaha OF Cayman, Ltd., BlackRock ERI Private Opportunities Master SCSp, Sullivan Way POF Cayman, Ltd, Total Alternatives Fund - Private Equity (B) LP, Total Alternatives Fund - Private Equity LP, 1824 Private Equity Fund, L.P., Tango Capital Opportunities Fund, L.P., BlackRock Private Investments Fund,

F2 · ownership.nature: OV Private Opportunities Cayman, Ltd., SONJ Opportunities Cayman, Ltd., Red River Direct Investment Fund III, L.P., MB BlackRock Holdings Cayman Ltd. and certain other funds and accounts managed by BlackRock Financial Management, Inc., BlackRock Institutional Trust Company, National Association, BlackRock Investment Management (UK) Limited and BlackRock Investment Management, LLC (collectively, the "Advised Funds and Accounts"). Each of BlackRock Portfolio Management LLC, the Advised Funds and Accounts and their respective direct or indirect managers, general partners and portfolio managers who share voting and investment power over the shares held by the Advised Funds and Accounts expressly disclaim beneficial ownership of the shares of common stock held by the Advised Funds and Accounts, except to the extent of their pecuniary interest therein,

F3 · ownership.nature: and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purposes.

Read SEC document
August 05, 2026 Filed Aug 10, 2026 22:02 UTC Amendment SaleCommon Stock 11,884 $15.28 $181,587.52
Disclosure

SEC source: 0002052113-26-000810 · primary_doc.xml · nonDerivative · entry 4

BlackRock Portfolio Management LLC · CIK 0002052113 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 16,918,789

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $15.00 to $15.31, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F1 · ownership.nature: Represents shares of the Issuer's common stock held by the following funds and accounts under management by certain subsidiaries of BlackRock, Inc.: BlackRock Private Equity Co-Investments, 2021 Aggregator Cayman Ltd., BlackRock Growth Equity Fund Master Cayman Aggregator Ltd., BR POF IV CAYMAN MASTER FUND, L.P., BlackRock Private Opportunities Fund IV, L.P., BlackRock Private Opportunities Fund IV Master SCSp, TSCL Private Markets Cayman Fund Ltd., 1885 Private Opportunities Cayman Fund, Ltd., Heathrow Forest Opportunities Fund, L.P., Lincoln Pension Private Equity BR, L.P., NHRS Private Opportunities Fund, L.P., NDSIB Private Opportunities Fund Cayman Ltd., Mutual of Omaha OF Cayman, Ltd., BlackRock ERI Private Opportunities Master SCSp, Sullivan Way POF Cayman, Ltd, Total Alternatives Fund - Private Equity (B) LP, Total Alternatives Fund - Private Equity LP, 1824 Private Equity Fund, L.P., Tango Capital Opportunities Fund, L.P., BlackRock Private Investments Fund,

F2 · ownership.nature: (Continued from footnote 1) OV Private Opportunities Cayman, Ltd., SONJ Opportunities Cayman, Ltd., Red River Direct Investment Fund III, L.P., MB BlackRock Holdings Cayman Ltd. and certain other funds and accounts managed by BlackRock Financial Management, Inc., BlackRock Institutional Trust Company, National Association, BlackRock Investment Management (UK) Limited and BlackRock Investment Management, LLC (collectively, the "Advised Funds and Accounts"). Each of BlackRock Portfolio Management LLC, the Advised Funds and Accounts and their respective direct or indirect managers, general partners and portfolio managers who share voting and investment power over the shares held by the Advised Funds and Accounts expressly disclaim beneficial ownership of the shares of common stock held by the Advised Funds and Accounts, except to the extent of their pecuniary interest therein,

F3 · ownership.nature: (Continued from footnote 2) and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purposes.

Read SEC document
August 05, 2026 Filed Aug 10, 2026 22:02 UTC Amendment SaleCommon Stock 116,162 $13.49 $1,567,025.38
Disclosure

SEC source: 0002052113-26-000810 · primary_doc.xml · nonDerivative · entry 3

BlackRock Portfolio Management LLC · CIK 0002052113 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 16,930,673

F1 · ownership.nature: Represents shares of the Issuer's common stock held by the following funds and accounts under management by certain subsidiaries of BlackRock, Inc.: BlackRock Private Equity Co-Investments, 2021 Aggregator Cayman Ltd., BlackRock Growth Equity Fund Master Cayman Aggregator Ltd., BR POF IV CAYMAN MASTER FUND, L.P., BlackRock Private Opportunities Fund IV, L.P., BlackRock Private Opportunities Fund IV Master SCSp, TSCL Private Markets Cayman Fund Ltd., 1885 Private Opportunities Cayman Fund, Ltd., Heathrow Forest Opportunities Fund, L.P., Lincoln Pension Private Equity BR, L.P., NHRS Private Opportunities Fund, L.P., NDSIB Private Opportunities Fund Cayman Ltd., Mutual of Omaha OF Cayman, Ltd., BlackRock ERI Private Opportunities Master SCSp, Sullivan Way POF Cayman, Ltd, Total Alternatives Fund - Private Equity (B) LP, Total Alternatives Fund - Private Equity LP, 1824 Private Equity Fund, L.P., Tango Capital Opportunities Fund, L.P., BlackRock Private Investments Fund,

F2 · ownership.nature: (Continued from footnote 1) OV Private Opportunities Cayman, Ltd., SONJ Opportunities Cayman, Ltd., Red River Direct Investment Fund III, L.P., MB BlackRock Holdings Cayman Ltd. and certain other funds and accounts managed by BlackRock Financial Management, Inc., BlackRock Institutional Trust Company, National Association, BlackRock Investment Management (UK) Limited and BlackRock Investment Management, LLC (collectively, the "Advised Funds and Accounts"). Each of BlackRock Portfolio Management LLC, the Advised Funds and Accounts and their respective direct or indirect managers, general partners and portfolio managers who share voting and investment power over the shares held by the Advised Funds and Accounts expressly disclaim beneficial ownership of the shares of common stock held by the Advised Funds and Accounts, except to the extent of their pecuniary interest therein,

F3 · ownership.nature: (Continued from footnote 2) and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purposes.

Read SEC document
August 04, 2026 Filed Aug 6, 2026 20:02 UTC SaleCommon Stock 456,310 $15.58 $7,109,309.80
Disclosure

SEC source: 0002052113-26-000809 · primary_doc.xml · nonDerivative · entry 2

BlackRock Portfolio Management LLC · CIK 0002052113 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 17,059,340

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $15.28 to $16.00, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F1 · ownership.nature: Represents shares of the Issuer's common stock held by the following funds and accounts under management by certain subsidiaries of BlackRock, Inc.: BlackRock Private Equity Co-Investments, 2021 Aggregator Cayman Ltd., BlackRock Growth Equity Fund Master Cayman Aggregator Ltd., BR POF IV CAYMAN MASTER FUND, L.P., BlackRock Private Opportunities Fund IV, L.P., BlackRock Private Opportunities Fund IV Master SCSp, TSCL Private Markets Cayman Fund Ltd., 1885 Private Opportunities Cayman Fund, Ltd., Heathrow Forest Opportunities Fund, L.P., Lincoln Pension Private Equity BR, L.P., NHRS Private Opportunities Fund, L.P., NDSIB Private Opportunities Fund Cayman Ltd., Mutual of Omaha OF Cayman, Ltd., BlackRock ERI Private Opportunities Master SCSp, Sullivan Way POF Cayman, Ltd, Total Alternatives Fund - Private Equity (B) LP, Total Alternatives Fund - Private Equity LP, 1824 Private Equity Fund, L.P., Tango Capital Opportunities Fund, L.P., BlackRock Private Investments Fund,

F2 · ownership.nature: OV Private Opportunities Cayman, Ltd., SONJ Opportunities Cayman, Ltd., Red River Direct Investment Fund III, L.P., MB BlackRock Holdings Cayman Ltd. and certain other funds and accounts managed by BlackRock Financial Management, Inc., BlackRock Institutional Trust Company, National Association, BlackRock Investment Management (UK) Limited and BlackRock Investment Management, LLC (collectively, the "Advised Funds and Accounts"). Each of BlackRock Portfolio Management LLC, the Advised Funds and Accounts and their respective direct or indirect managers, general partners and portfolio managers who share voting and investment power over the shares held by the Advised Funds and Accounts expressly disclaim beneficial ownership of the shares of common stock held by the Advised Funds and Accounts, except to the extent of their pecuniary interest therein,

F3 · ownership.nature: and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purposes.

Read SEC document
August 04, 2026 Filed Aug 6, 2026 20:02 UTC SaleCommon Stock 77,743 $15.02 $1,167,699.86
Disclosure

SEC source: 0002052113-26-000809 · primary_doc.xml · nonDerivative · entry 1

BlackRock Portfolio Management LLC · CIK 0002052113 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 17,515,650

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $14.28 to $15.27, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F1 · ownership.nature: Represents shares of the Issuer's common stock held by the following funds and accounts under management by certain subsidiaries of BlackRock, Inc.: BlackRock Private Equity Co-Investments, 2021 Aggregator Cayman Ltd., BlackRock Growth Equity Fund Master Cayman Aggregator Ltd., BR POF IV CAYMAN MASTER FUND, L.P., BlackRock Private Opportunities Fund IV, L.P., BlackRock Private Opportunities Fund IV Master SCSp, TSCL Private Markets Cayman Fund Ltd., 1885 Private Opportunities Cayman Fund, Ltd., Heathrow Forest Opportunities Fund, L.P., Lincoln Pension Private Equity BR, L.P., NHRS Private Opportunities Fund, L.P., NDSIB Private Opportunities Fund Cayman Ltd., Mutual of Omaha OF Cayman, Ltd., BlackRock ERI Private Opportunities Master SCSp, Sullivan Way POF Cayman, Ltd, Total Alternatives Fund - Private Equity (B) LP, Total Alternatives Fund - Private Equity LP, 1824 Private Equity Fund, L.P., Tango Capital Opportunities Fund, L.P., BlackRock Private Investments Fund,

F2 · ownership.nature: OV Private Opportunities Cayman, Ltd., SONJ Opportunities Cayman, Ltd., Red River Direct Investment Fund III, L.P., MB BlackRock Holdings Cayman Ltd. and certain other funds and accounts managed by BlackRock Financial Management, Inc., BlackRock Institutional Trust Company, National Association, BlackRock Investment Management (UK) Limited and BlackRock Investment Management, LLC (collectively, the "Advised Funds and Accounts"). Each of BlackRock Portfolio Management LLC, the Advised Funds and Accounts and their respective direct or indirect managers, general partners and portfolio managers who share voting and investment power over the shares held by the Advised Funds and Accounts expressly disclaim beneficial ownership of the shares of common stock held by the Advised Funds and Accounts, except to the extent of their pecuniary interest therein,

F3 · ownership.nature: and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purposes.

Read SEC document
August 04, 2026 Filed Aug 10, 2026 22:02 UTC Amendment SaleCommon Stock 468,476 $15.58 $7,298,856.08
Disclosure

SEC source: 0002052113-26-000810 · primary_doc.xml · nonDerivative · entry 2

BlackRock Portfolio Management LLC · CIK 0002052113 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 17,046,835

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $15.28 to $16.00, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F1 · ownership.nature: Represents shares of the Issuer's common stock held by the following funds and accounts under management by certain subsidiaries of BlackRock, Inc.: BlackRock Private Equity Co-Investments, 2021 Aggregator Cayman Ltd., BlackRock Growth Equity Fund Master Cayman Aggregator Ltd., BR POF IV CAYMAN MASTER FUND, L.P., BlackRock Private Opportunities Fund IV, L.P., BlackRock Private Opportunities Fund IV Master SCSp, TSCL Private Markets Cayman Fund Ltd., 1885 Private Opportunities Cayman Fund, Ltd., Heathrow Forest Opportunities Fund, L.P., Lincoln Pension Private Equity BR, L.P., NHRS Private Opportunities Fund, L.P., NDSIB Private Opportunities Fund Cayman Ltd., Mutual of Omaha OF Cayman, Ltd., BlackRock ERI Private Opportunities Master SCSp, Sullivan Way POF Cayman, Ltd, Total Alternatives Fund - Private Equity (B) LP, Total Alternatives Fund - Private Equity LP, 1824 Private Equity Fund, L.P., Tango Capital Opportunities Fund, L.P., BlackRock Private Investments Fund,

F2 · ownership.nature: (Continued from footnote 1) OV Private Opportunities Cayman, Ltd., SONJ Opportunities Cayman, Ltd., Red River Direct Investment Fund III, L.P., MB BlackRock Holdings Cayman Ltd. and certain other funds and accounts managed by BlackRock Financial Management, Inc., BlackRock Institutional Trust Company, National Association, BlackRock Investment Management (UK) Limited and BlackRock Investment Management, LLC (collectively, the "Advised Funds and Accounts"). Each of BlackRock Portfolio Management LLC, the Advised Funds and Accounts and their respective direct or indirect managers, general partners and portfolio managers who share voting and investment power over the shares held by the Advised Funds and Accounts expressly disclaim beneficial ownership of the shares of common stock held by the Advised Funds and Accounts, except to the extent of their pecuniary interest therein,

F3 · ownership.nature: (Continued from footnote 2) and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purposes.

Read SEC document
August 04, 2026 Filed Aug 10, 2026 22:02 UTC Amendment SaleCommon Stock 78,082 $15.02 $1,172,791.64
Disclosure

SEC source: 0002052113-26-000810 · primary_doc.xml · nonDerivative · entry 1

BlackRock Portfolio Management LLC · CIK 0002052113 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 17,515,311

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $14.28 to $15.27, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F1 · ownership.nature: Represents shares of the Issuer's common stock held by the following funds and accounts under management by certain subsidiaries of BlackRock, Inc.: BlackRock Private Equity Co-Investments, 2021 Aggregator Cayman Ltd., BlackRock Growth Equity Fund Master Cayman Aggregator Ltd., BR POF IV CAYMAN MASTER FUND, L.P., BlackRock Private Opportunities Fund IV, L.P., BlackRock Private Opportunities Fund IV Master SCSp, TSCL Private Markets Cayman Fund Ltd., 1885 Private Opportunities Cayman Fund, Ltd., Heathrow Forest Opportunities Fund, L.P., Lincoln Pension Private Equity BR, L.P., NHRS Private Opportunities Fund, L.P., NDSIB Private Opportunities Fund Cayman Ltd., Mutual of Omaha OF Cayman, Ltd., BlackRock ERI Private Opportunities Master SCSp, Sullivan Way POF Cayman, Ltd, Total Alternatives Fund - Private Equity (B) LP, Total Alternatives Fund - Private Equity LP, 1824 Private Equity Fund, L.P., Tango Capital Opportunities Fund, L.P., BlackRock Private Investments Fund,

F2 · ownership.nature: (Continued from footnote 1) OV Private Opportunities Cayman, Ltd., SONJ Opportunities Cayman, Ltd., Red River Direct Investment Fund III, L.P., MB BlackRock Holdings Cayman Ltd. and certain other funds and accounts managed by BlackRock Financial Management, Inc., BlackRock Institutional Trust Company, National Association, BlackRock Investment Management (UK) Limited and BlackRock Investment Management, LLC (collectively, the "Advised Funds and Accounts"). Each of BlackRock Portfolio Management LLC, the Advised Funds and Accounts and their respective direct or indirect managers, general partners and portfolio managers who share voting and investment power over the shares held by the Advised Funds and Accounts expressly disclaim beneficial ownership of the shares of common stock held by the Advised Funds and Accounts, except to the extent of their pecuniary interest therein,

F3 · ownership.nature: (Continued from footnote 2) and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purposes.

Read SEC document
August 03, 2026 Filed Aug 4, 2026 20:17 UTC SaleCommon Stock 13,754 $15.03 $206,722.62
Disclosure

SEC source: 0002052113-26-000769 · primary_doc.xml · nonDerivative · entry 2

BlackRock Portfolio Management LLC · CIK 0002052113 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 17,593,393

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $15.00 to $15.14, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F1 · ownership.nature: Represents shares of the Issuer's common stock held by the following funds and accounts under management by certain subsidiaries of BlackRock, Inc.: BlackRock Private Equity Co-Investments, 2021 Aggregator Cayman Ltd., BlackRock Growth Equity Fund Master Cayman Aggregator Ltd., BR POF IV CAYMAN MASTER FUND, L.P., BlackRock Private Opportunities Fund IV, L.P., BlackRock Private Opportunities Fund IV Master SCSp, TSCL Private Markets Cayman Fund Ltd., 1885 Private Opportunities Cayman Fund, Ltd., Heathrow Forest Opportunities Fund, L.P., Lincoln Pension Private Equity BR, L.P., NHRS Private Opportunities Fund, L.P., NDSIB Private Opportunities Fund Cayman Ltd., Mutual of Omaha OF Cayman, Ltd., BlackRock ERI Private Opportunities Master SCSp, Sullivan Way POF Cayman, Ltd, Total Alternatives Fund - Private Equity (B) LP, Total Alternatives Fund - Private Equity LP, 1824 Private Equity Fund, L.P., Tango Capital Opportunities Fund, L.P., BlackRock Private Investments Fund,

F2 · ownership.nature: (Continued from footnote 1) OV Private Opportunities Cayman, Ltd., SONJ Opportunities Cayman, Ltd., Red River Direct Investment Fund III, L.P., MB BlackRock Holdings Cayman Ltd. and certain other funds and accounts managed by BlackRock Financial Management, Inc., BlackRock Institutional Trust Company, National Association, BlackRock Investment Management (UK) Limited and BlackRock Investment Management, LLC (collectively, the "Advised Funds and Accounts"). Each of BlackRock Portfolio Management LLC, the Advised Funds and Accounts and their respective direct or indirect managers, general partners and portfolio managers who share voting and investment power over the shares held by the Advised Funds and Accounts expressly disclaim beneficial ownership of the shares of common stock held by the Advised Funds and Accounts, except to the extent of their pecuniary interest therein,

F3 · ownership.nature: (Continued from footnote 2) and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purposes.

Read SEC document
July 31, 2026 Filed Aug 4, 2026 20:17 UTC SaleCommon Stock 35,574 $15.14 $538,590.36
Disclosure

SEC source: 0002052113-26-000769 · primary_doc.xml · nonDerivative · entry 1

BlackRock Portfolio Management LLC · CIK 0002052113 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 17,607,147

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $15.00 to $15.65, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F1 · ownership.nature: Represents shares of the Issuer's common stock held by the following funds and accounts under management by certain subsidiaries of BlackRock, Inc.: BlackRock Private Equity Co-Investments, 2021 Aggregator Cayman Ltd., BlackRock Growth Equity Fund Master Cayman Aggregator Ltd., BR POF IV CAYMAN MASTER FUND, L.P., BlackRock Private Opportunities Fund IV, L.P., BlackRock Private Opportunities Fund IV Master SCSp, TSCL Private Markets Cayman Fund Ltd., 1885 Private Opportunities Cayman Fund, Ltd., Heathrow Forest Opportunities Fund, L.P., Lincoln Pension Private Equity BR, L.P., NHRS Private Opportunities Fund, L.P., NDSIB Private Opportunities Fund Cayman Ltd., Mutual of Omaha OF Cayman, Ltd., BlackRock ERI Private Opportunities Master SCSp, Sullivan Way POF Cayman, Ltd, Total Alternatives Fund - Private Equity (B) LP, Total Alternatives Fund - Private Equity LP, 1824 Private Equity Fund, L.P., Tango Capital Opportunities Fund, L.P., BlackRock Private Investments Fund,

F2 · ownership.nature: (Continued from footnote 1) OV Private Opportunities Cayman, Ltd., SONJ Opportunities Cayman, Ltd., Red River Direct Investment Fund III, L.P., MB BlackRock Holdings Cayman Ltd. and certain other funds and accounts managed by BlackRock Financial Management, Inc., BlackRock Institutional Trust Company, National Association, BlackRock Investment Management (UK) Limited and BlackRock Investment Management, LLC (collectively, the "Advised Funds and Accounts"). Each of BlackRock Portfolio Management LLC, the Advised Funds and Accounts and their respective direct or indirect managers, general partners and portfolio managers who share voting and investment power over the shares held by the Advised Funds and Accounts expressly disclaim beneficial ownership of the shares of common stock held by the Advised Funds and Accounts, except to the extent of their pecuniary interest therein,

F3 · ownership.nature: (Continued from footnote 2) and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purposes.

Read SEC document
July 30, 2026 Filed Jul 31, 2026 20:47 UTC SaleCommon Stock 140,823 $15.18 $2,137,693.14
Disclosure

SEC source: 0002052113-26-000768 · primary_doc.xml · nonDerivative · entry 2

BlackRock Portfolio Management LLC · CIK 0002052113 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 17,642,721

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $15.00 to $15.65, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F1 · ownership.nature: Represents shares of the Issuer's common stock held by the following funds and accounts under management by certain subsidiaries of BlackRock, Inc.: BlackRock Private Equity Co-Investments, 2021 Aggregator Cayman Ltd., BlackRock Growth Equity Fund Master Cayman Aggregator Ltd., BR POF IV CAYMAN MASTER FUND, L.P., BlackRock Private Opportunities Fund IV, L.P., BlackRock Private Opportunities Fund IV Master SCSp, TSCL Private Markets Cayman Fund Ltd., 1885 Private Opportunities Cayman Fund, Ltd., Heathrow Forest Opportunities Fund, L.P., Lincoln Pension Private Equity BR, L.P., NHRS Private Opportunities Fund, L.P., NDSIB Private Opportunities Fund Cayman Ltd., Mutual of Omaha OF Cayman, Ltd., BlackRock ERI Private Opportunities Master SCSp, Sullivan Way POF Cayman, Ltd, Total Alternatives Fund - Private Equity (B) LP, Total Alternatives Fund - Private Equity LP, 1824 Private Equity Fund, L.P., Tango Capital Opportunities Fund, L.P., BlackRock Private Investments Fund,

F2 · ownership.nature: (Continued from footnote 1) OV Private Opportunities Cayman, Ltd., SONJ Opportunities Cayman, Ltd., Red River Direct Investment Fund III, L.P., MB BlackRock Holdings Cayman Ltd. and certain other funds and accounts managed by BlackRock Financial Management, Inc., BlackRock Institutional Trust Company, National Association, BlackRock Investment Management (UK) Limited and BlackRock Investment Management, LLC (collectively, the "Advised Funds and Accounts"). Each of BlackRock Portfolio Management LLC, the Advised Funds and Accounts and their respective direct or indirect managers, general partners and portfolio managers who share voting and investment power over the shares held by the Advised Funds and Accounts expressly disclaim beneficial ownership of the shares of common stock held by the Advised Funds and Accounts, except to the extent of their pecuniary interest therein,

F3 · ownership.nature: (Continued from footnote 2) and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purposes.

Read SEC document
July 29, 2026 Filed Jul 31, 2026 20:47 UTC SaleCommon Stock 63,390 $15.31 $970,500.90
Disclosure

SEC source: 0002052113-26-000768 · primary_doc.xml · nonDerivative · entry 1

BlackRock Portfolio Management LLC · CIK 0002052113 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 17,783,544

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $15.27 to $16.07, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F1 · ownership.nature: Represents shares of the Issuer's common stock held by the following funds and accounts under management by certain subsidiaries of BlackRock, Inc.: BlackRock Private Equity Co-Investments, 2021 Aggregator Cayman Ltd., BlackRock Growth Equity Fund Master Cayman Aggregator Ltd., BR POF IV CAYMAN MASTER FUND, L.P., BlackRock Private Opportunities Fund IV, L.P., BlackRock Private Opportunities Fund IV Master SCSp, TSCL Private Markets Cayman Fund Ltd., 1885 Private Opportunities Cayman Fund, Ltd., Heathrow Forest Opportunities Fund, L.P., Lincoln Pension Private Equity BR, L.P., NHRS Private Opportunities Fund, L.P., NDSIB Private Opportunities Fund Cayman Ltd., Mutual of Omaha OF Cayman, Ltd., BlackRock ERI Private Opportunities Master SCSp, Sullivan Way POF Cayman, Ltd, Total Alternatives Fund - Private Equity (B) LP, Total Alternatives Fund - Private Equity LP, 1824 Private Equity Fund, L.P., Tango Capital Opportunities Fund, L.P., BlackRock Private Investments Fund,

F2 · ownership.nature: (Continued from footnote 1) OV Private Opportunities Cayman, Ltd., SONJ Opportunities Cayman, Ltd., Red River Direct Investment Fund III, L.P., MB BlackRock Holdings Cayman Ltd. and certain other funds and accounts managed by BlackRock Financial Management, Inc., BlackRock Institutional Trust Company, National Association, BlackRock Investment Management (UK) Limited and BlackRock Investment Management, LLC (collectively, the "Advised Funds and Accounts"). Each of BlackRock Portfolio Management LLC, the Advised Funds and Accounts and their respective direct or indirect managers, general partners and portfolio managers who share voting and investment power over the shares held by the Advised Funds and Accounts expressly disclaim beneficial ownership of the shares of common stock held by the Advised Funds and Accounts, except to the extent of their pecuniary interest therein,

F3 · ownership.nature: (Continued from footnote 2) and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purposes.

Read SEC document
July 08, 2026 Filed Jul 10, 2026 16:05 UTC
ROWE DAVID H.10% owner
GrantCommon Stock, par value $0.0001 per share 2,289,366 $34.00 $77,838,444.00
Disclosure

SEC source: 0001104659-26-082651 · tm2620027-1_4seq1.xml · nonDerivative · entry 1

AEROEQUITY GP, LLC · CIK 0001880792 · 10% owner

GREENE MICHAEL ROBERT · CIK 0001881294 · 10% owner

ROWE DAVID H. · CIK 0001880788 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 32,915,588

F1 · kind: Consists of 605,899, 945,442, 559,633 and 178,392 shares of common stock issued to AE Industrial HorizonX Venture Fund I, LP ("HorizonX Venture Fund I"), AE Ventures Fund III, LP ("Ventures Fund III"), AE Industrial Partners Structured Solutions I, LP ("Structured Solutions I") and AE Industrial HorizonX Venture Co-Investment Fund I, LP ("HorizonX Venture Co-Investment Fund"), respectively, pursuant to that certain Agreement and Plan of Merger (the "Merger Agreement"), dated as of April 29, 2026, by and among York Space Systems Inc. (the "Company"), All.Space Holdings, Inc. and the other parties thereto.

F2 · balance_after: Consists of 2,832,488 shares held by AE Industrial Partners Fund II, LP, 1,813,066 shares held by AE Industrial Partners Fund II-A, LP, 6,842 shares held by AE Industrial Partners Fund II-B, LP, 10,908,489 shares held by AE Industrial Partners Fund III, LP, 3,258,380 shares held by AE Industrial Partners Fund III-A, LP, 566,675 shares held by AE Aerospace Opportunities Fund, 8,757,636 shares held by AE Co-Investment Partners Fund III-Y, LP (CIV), 1,475,343 shares held by AE Co-Investment Partners Fund III Y-2, LP, 23,916 shares held by AE Industrial PSO Equity Partners, LP, 553,253 shares held by AE Industrial Partners PBCI Aggregator, LP, 430,134 shares held by AE Industrial HorizonX Venture Fund II, LP, 605,899 shares held by HorizonX Venture Fund I, 945,442 shares held by Ventures Fund III, 559,633 shares held by Structured Solutions I and 178,392 shares held by HorizonX Venture Co-Investment Fund.

F2 · ownership.nature: Consists of 2,832,488 shares held by AE Industrial Partners Fund II, LP, 1,813,066 shares held by AE Industrial Partners Fund II-A, LP, 6,842 shares held by AE Industrial Partners Fund II-B, LP, 10,908,489 shares held by AE Industrial Partners Fund III, LP, 3,258,380 shares held by AE Industrial Partners Fund III-A, LP, 566,675 shares held by AE Aerospace Opportunities Fund, 8,757,636 shares held by AE Co-Investment Partners Fund III-Y, LP (CIV), 1,475,343 shares held by AE Co-Investment Partners Fund III Y-2, LP, 23,916 shares held by AE Industrial PSO Equity Partners, LP, 553,253 shares held by AE Industrial Partners PBCI Aggregator, LP, 430,134 shares held by AE Industrial HorizonX Venture Fund II, LP, 605,899 shares held by HorizonX Venture Fund I, 945,442 shares held by Ventures Fund III, 559,633 shares held by Structured Solutions I and 178,392 shares held by HorizonX Venture Co-Investment Fund.

F3 · ownership.nature: Each entity described above is ultimately controlled by AeroEquity GP, LLC. AeroEquity GP, LLC is controlled by its managing members, Michael Greene and David Rowe. Messrs. Greene and Rowe make all voting and investment decisions with respect to the securities held by AE Industrial Partners. Each of the entities and individuals named above disclaims beneficial ownership of the securities held by AE Industrial Partners, except to the extent of its pecuniary interest therein.

Read SEC document
June 04, 2026 Filed Jun 5, 2026 20:05 UTC
ROWE DAVID H.10% owner
GrantCommon Stock, par value $0.0001 per share 287,789 $34.00 $9,784,826.00
Disclosure

SEC source: 0001104659-26-070964 · tm2616736-1_4seq1.xml · nonDerivative · entry 1

AEROEQUITY GP, LLC · CIK 0001880792 · 10% owner

GREENE MICHAEL ROBERT · CIK 0001881294 · 10% owner

ROWE DAVID H. · CIK 0001880788 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 30,483,877

F1 · kind: Consists of 287,789 shares of common stock issued to AE Industrial HorizonX Venture Fund II, LP, pursuant to that certain Agreement and Plan of Reorganization (the "Merger Agreement"), dated as of May 15, 2026, by and among York Space Systems Inc. (the "Company"), Solestial, Inc. and the other parties thereto.

F2 · balance_after: Consists of 2,832,488 shares held by AE Industrial Partners Fund II, LP, 1,813,066 shares held by AE Industrial Partners Fund II-A, LP, 6,842 shares held by AE Industrial Partners Fund II-B, LP, 10,908,489 shares held by AE Industrial Partners Fund III, LP, 3,258,380 shares held by AE Industrial Partners Fund III-A, LP, 566,675 shares held by AE Aerospace Opportunities Fund, 8,757,636 shares held by AE Co-Investment Partners Fund III-Y, LP (CIV), 1,475,343 shares held by AE Co-Investment Partners Fund III Y-2, LP, 23,916 shares held by AE Industrial PSO Equity Partners, LP, 553,253 shares held by AE Industrial Partners PBCI Aggregator, LP and 287,789 shares held by AE Industrial HorizonX Venture Fund II, LP.

F2 · ownership.nature: Consists of 2,832,488 shares held by AE Industrial Partners Fund II, LP, 1,813,066 shares held by AE Industrial Partners Fund II-A, LP, 6,842 shares held by AE Industrial Partners Fund II-B, LP, 10,908,489 shares held by AE Industrial Partners Fund III, LP, 3,258,380 shares held by AE Industrial Partners Fund III-A, LP, 566,675 shares held by AE Aerospace Opportunities Fund, 8,757,636 shares held by AE Co-Investment Partners Fund III-Y, LP (CIV), 1,475,343 shares held by AE Co-Investment Partners Fund III Y-2, LP, 23,916 shares held by AE Industrial PSO Equity Partners, LP, 553,253 shares held by AE Industrial Partners PBCI Aggregator, LP and 287,789 shares held by AE Industrial HorizonX Venture Fund II, LP.

F3 · ownership.nature: Each entity described above is ultimately controlled by AeroEquity GP, LLC. AeroEquity GP, LLC is controlled by its managing members, Michael Greene and David Rowe. Messrs. Greene and Rowe make all voting and investment decisions with respect to the securities held by AE Industrial Partners. Each of the entities and individuals named above disclaims beneficial ownership of the securities held by AE Industrial Partners, except to the extent of its pecuniary interest therein.

Read SEC document
June 04, 2026 Filed Jun 29, 2026 20:05 UTC Amendment
ROWE DAVID H.10% owner
GrantCommon Stock, par value $0.0001 per share 430,134 $34.00 $14,624,556.00
Disclosure

SEC source: 0001104659-26-078815 · tm2618569-1_4aseq1.xml · nonDerivative · entry 1

AEROEQUITY GP, LLC · CIK 0001880792 · 10% owner

GREENE MICHAEL ROBERT · CIK 0001881294 · 10% owner

ROWE DAVID H. · CIK 0001880788 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 30,626,222

F1 · kind: Consists of 430,134 shares of common stock issued to AE Industrial HorizonX Venture Fund II, LP, pursuant to that certain Agreement and Plan of Reorganization (the "Merger Agreement"), dated as of May 15, 2026, by and among York Space Systems Inc. (the "Company"), Solestial, Inc. and the other parties thereto.

F2 · balance_after: Consists of 2,832,488 shares held by AE Industrial Partners Fund II, LP, 1,813,066 shares held by AE Industrial Partners Fund II-A, LP, 6,842 shares held by AE Industrial Partners Fund II-B, LP, 10,908,489 shares held by AE Industrial Partners Fund III, LP, 3,258,380 shares held by AE Industrial Partners Fund III-A, LP, 566,675 shares held by AE Aerospace Opportunities Fund, 8,757,636 shares held by AE Co-Investment Partners Fund III-Y, LP (CIV), 1,475,343 shares held by AE Co-Investment Partners Fund III Y-2, LP, 23,916 shares held by AE Industrial PSO Equity Partners, LP, 553,253 shares held by AE Industrial Partners PBCI Aggregator, LP and 430,134 shares held by AE Industrial HorizonX Venture Fund II, LP.

F2 · ownership.nature: Consists of 2,832,488 shares held by AE Industrial Partners Fund II, LP, 1,813,066 shares held by AE Industrial Partners Fund II-A, LP, 6,842 shares held by AE Industrial Partners Fund II-B, LP, 10,908,489 shares held by AE Industrial Partners Fund III, LP, 3,258,380 shares held by AE Industrial Partners Fund III-A, LP, 566,675 shares held by AE Aerospace Opportunities Fund, 8,757,636 shares held by AE Co-Investment Partners Fund III-Y, LP (CIV), 1,475,343 shares held by AE Co-Investment Partners Fund III Y-2, LP, 23,916 shares held by AE Industrial PSO Equity Partners, LP, 553,253 shares held by AE Industrial Partners PBCI Aggregator, LP and 430,134 shares held by AE Industrial HorizonX Venture Fund II, LP.

F3 · ownership.nature: Each entity described above is ultimately controlled by AeroEquity GP, LLC. AeroEquity GP, LLC is controlled by its managing members, Michael Greene and David Rowe. Messrs. Greene and Rowe make all voting and investment decisions with respect to the securities held by AE Industrial Partners. Each of the entities and individuals named above disclaims beneficial ownership of the securities held by AE Industrial Partners, except to the extent of its pecuniary interest therein.

Read SEC document
April 10, 2026 Filed Apr 14, 2026 21:35 UTC GrantCommon Stock 4,381 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-155170 · ownership.xml · nonDerivative · entry 1

Davidson Janine · CIK 0001810963 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,381

F1 · shares: Represents restricted stock units which vest in full on January 30, 2027.

Read SEC document
January 30, 2026 Filed Feb 4, 2026 02:01 UTC GrantCommon Stock 5,294 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-036408 · ownership.xml · nonDerivative · entry 1

Konert Kirk Michael · CIK 0001877215 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,294

F1 · shares: Represents restricted stock units which vest on the first anniversary of the grant date.

Read SEC document
January 30, 2026 Filed Feb 3, 2026 22:22 UTC PurchaseCommon Stock 752,500 $34.00 $25,585,000.00
Disclosure

SEC source: 0001193125-26-035886 · ownership.xml · nonDerivative · entry 1

BlackRock Portfolio Management LLC · CIK 0002052113 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 17,846,934

F1 · ownership.nature: Represents shares of the Issuer's common stock held by the following funds and accounts under management by certain subsidiaries of BlackRock, Inc.: BlackRock Private Equity Co-Investments, 2021 Aggregator Cayman Ltd., BlackRock Growth Equity Fund Master Cayman Aggregator Ltd., BR POF IV CAYMAN MASTER FUND, L.P., BlackRock Private Opportunities Fund IV, L.P., BlackRock Private Opportunities Fund IV Master SCSp, TSCL Private Markets Cayman Fund Ltd., 1885 Private Opportunities Cayman Fund, Ltd., Heathrow Forest Opportunities Fund, L.P., Lincoln Pension Private Equity BR, L.P., NHRS Private Opportunities Fund, L.P., NDSIB Private Opportunities Fund Cayman Ltd., Mutual of Omaha OF Cayman, Ltd., BlackRock ERI Private Opportunities Master SCSp, Sullivan Way POF Cayman, Ltd, Total Alternatives Fund - Private Equity (B) LP, Total Alternatives Fund - Private Equity LP, 1824 Private Equity Fund, L.P., Tango Capital Opportunities Fund, L.P., BlackRock Private Investments Fund,

F2 · ownership.nature: (Continued from footnote 1) OV Private Opportunities Cayman, Ltd., SONJ Opportunities Cayman, Ltd., Red River Direct Investment Fund III, L.P., MB BlackRock Holdings Cayman Ltd. and certain other funds and accounts managed by BlackRock Financial Management, Inc., BlackRock Institutional Trust Company, National Association, BlackRock Investment Management (UK) Limited and BlackRock Investment Management, LLC (collectively, the "Advised Funds and Accounts"). Each of BlackRock Portfolio Management LLC, the Advised Funds and Accounts and their respective direct or indirect managers, general partners and portfolio managers who share voting and investment power over the shares held by the Advised Funds and Accounts expressly disclaim beneficial ownership of the shares of common stock held by the Advised Funds and Accounts, except to the extent of their pecuniary interest therein,

F3 · ownership.nature: (Continued from footnote 2) and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purposes.

Read SEC document
January 30, 2026 Filed Feb 4, 2026 01:56 UTC GrantCommon Stock 5,294 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-036396 · ownership.xml · nonDerivative · entry 1

Brothers Louis R Jr · CIK 0001877221 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,294

F1 · shares: Represents restricted stock units which vest on the first anniversary of the grant date.

Read SEC document
January 30, 2026 Filed Feb 4, 2026 02:04 UTC PurchaseCommon Stock 2,941 $34.00 $99,994.00
Disclosure

SEC source: 0001193125-26-036415 · ownership.xml · nonDerivative · entry 2

Erwin Tami A. · CIK 0001760658 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 79,984

F2 · price: Represents the price to the public in the issuer's initial public offering.

Read SEC document
January 30, 2026 Filed Feb 4, 2026 02:04 UTC GrantCommon Stock 5,294 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-036415 · ownership.xml · nonDerivative · entry 1

Erwin Tami A. · CIK 0001760658 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,043

F1 · shares: Represents restricted stock units which vest on the first anniversary of the grant date.

Read SEC document
January 30, 2026 Filed Feb 3, 2026 21:06 UTC
Frantz Brian DChief Accounting Officer
GrantCommon Stock 10,294 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-036420 · ownership.xml · nonDerivative · entry 1

Frantz Brian D · CIK 0001496943 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,000

F1 · shares: Represents restricted stock units which vest over three years.

Read SEC document
January 30, 2026 Filed Feb 3, 2026 21:00 UTC GrantCommon Stock 5,294 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-036405 · ownership.xml · nonDerivative · entry 1

McConville James · CIK 0002089887 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,294

F1 · shares: Represents restricted stock units which vest on the first anniversary of the grant date.

Read SEC document
January 30, 2026 Filed Feb 4, 2026 02:03 UTC
Messerle KevinChief Financial Officer
GrantCommon Stock 80,882 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-036413 · ownership.xml · nonDerivative · entry 1

Messerle Kevin · CIK 0002100089 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 80,882

F1 · shares: Represents restricted stock units which vest over three years.

Read SEC document
January 30, 2026 Filed Feb 4, 2026 01:59 UTC
Wallinger DirkDirector · Chief Executive Officer
GrantCommon Stock 569,920 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-036403 · ownership.xml · nonDerivative · entry 1

Wallinger Dirk · CIK 0002100113 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,141,966

F1 · shares: Represents restricted stock units which vest over three years.

Read SEC document
January 30, 2026 Filed Feb 4, 2026 01:58 UTC PurchaseCommon Stock 1,470 $34.00 $49,980.00
Disclosure

SEC source: 0001193125-26-036401 · ownership.xml · nonDerivative · entry 2

Letarte Tyler · CIK 0002100483 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By spouse

Disclosed balance after: 1,470

F2 · shares: Represents the price to the public in the issuer's initial public offering.

Read SEC document
January 30, 2026 Filed Feb 4, 2026 01:58 UTC GrantCommon Stock 5,294 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-036401 · ownership.xml · nonDerivative · entry 1

Letarte Tyler · CIK 0002100483 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,294

F1 · shares: Represents restricted stock units which vest on the first anniversary of the grant date.

Read SEC document
January 30, 2026 Filed Feb 4, 2026 01:56 UTC
Boyd AndrewDirector
GrantCommon Stock 5,294 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-036398 · ownership.xml · nonDerivative · entry 1

Boyd Andrew · CIK 0002100705 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,294

F1 · shares: Represents restricted stock units which vest on the first anniversary of the grant date.

Read SEC document
January 30, 2026 Filed Feb 4, 2026 01:55 UTC
Palko Monica J.See Remarks
GrantCommon Stock 54,412 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-036395 · ownership.xml · nonDerivative · entry 1

Palko Monica J. · CIK 0002100091 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,412

F1 · shares: Represents restricted stock units which vest over three years.

Read SEC document
January 30, 2026 Filed Feb 4, 2026 01:55 UTC
Rudra DevjyotiChief Supply Chain Officer
GrantCommon Stock 23,529 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-036394 · ownership.xml · nonDerivative · entry 1

Rudra Devjyoti · CIK 0002100452 · Chief Supply Chain Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 358,357

F1 · shares: Represents restricted stock units which vest over three years.

Read SEC document
January 30, 2026 Filed Mar 11, 2026 23:56 UTC Amendment
Wallinger DirkDirector · Chief Executive Officer
GrantCommon Stock 211,176 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-102697 · ownership.xml · nonDerivative · entry 1

Wallinger Dirk · CIK 0002100113 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,783,222

F1 · shares: Represents restricted stock units which vest over three years. This amendment corrects the original Form 4, which inadvertently included 358,744 shares of restricted stock, which shares were previously reported by Mr. Wallinger on the Form 3 filed January 29, 2026.

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.