THIS THIRD SUPPLEMENTAL INDENTURE (this Supplemental Indenture), entered
into as of December 27, 2024, among BIGBEAR.AI HOLDINGS, INC., a Delaware corporation (the Company), BigBear.ai Intermediate Holdings, LLC, a Delaware limited liability company, BigBear.ai, LLC, a Delaware limited liability
company, BigBear.ai Federal, LLC (f/k/a NuWave Solutions, L.L.C.), a Maryland limited liability company, ProModel LLC, a Pennsylvania limited liability company, Pangiam Purchaser, LLC, a Delaware limited liability company, Pangiam Intermediate II
Holdings, LLC, a Delaware limited liability company, Pangiam Holdings, LLC, a Delaware limited liability company, Pangiam Labs, LLC, a Virginia limited liability company, Linkware, LLC, a Virginia limited liability company, Pre, LLC, a Delaware
limited liability company, veriScan, LLC, a Delaware limited liability company, and 214 Technologies, Inc. d/b/a Trueface, a Delaware corporation (each an Undersigned) and WILMINGTON TRUST, NATIONAL ASSOCIATION, as trustee (the
Trustee).
RECITALS
WHEREAS, the Company, the Guarantors party thereto and the Trustee entered into an Indenture, dated as of December 7, 2021 (as amended,
supplemented, or otherwise modified prior to the date hereof, the Indenture), relating to the Companys 6.00% Convertible Senior Notes due 2026 (the Notes);
WHEREAS, Section 10.02 of the Indenture provides, subject to certain exceptions, that the Indenture may be amended and supplemented with
the written consent of the Holders of at least a majority of the aggregate principal amount of the Notes then outstanding (including, without limitation, consents obtained in connection with a repurchase of, or tender or exchange offer for, Notes)
(the Requisite Consents);
WHEREAS, the Company and the Guarantors entered into those certain exchange
agreements, each dated as of December 19, 2024 (the Exchange Agreements), each by and among the Company, the Guarantors and certain of the beneficial owners of the Notes named therein (collectively, the
Exchanging Holders), pursuant to which the Company agrees to exchange the Exchanging Holders Notes specified therein for new convertible senior secured notes to be issued pursuant to that certain indenture, to be
dated as of the date hereof, by and among the Company, the Guarantors and Wilmington Trust, National Association, as trustee and collateral agent;
WHEREAS, the Company has distributed this Supplemental Indenture, including the Proposed Amendments (as defined below) to the Indenture, to
the Exchanging Holders in connection with the solicitation of the Requisite Consents from such Exchanging Holders as to the Proposed Amendments;
WHEREAS, certain of the Exchanging Holders representing more than a majority in aggregate principal amount of Notes outstanding, have
consented to the amendments, deletions and revisions provided in Section 2 of this Supplemental Indenture (collectively, the Proposed Amendments);
WHEREAS, the Board of Directors (or similar governing body) of the Company and the Guarantors have approved the Proposed Amendments and the
execution of this Supplemental Indenture;