JACOBS SOLUTIONS INC.

SEC source: 0000950170-25-040663 · ownership.xml · nonDerivative · entry 1

JACOBS SOLUTIONS INC. · CIK 0000052988 · 10% owner

JACOBS ENGINEERING GROUP INC /DE/ · CIK 0001963960 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 0

F1 · kind: On March 13, 2025, Jacobs Engineering Group Inc. ("JEG"), a wholly-owned subsidiary of Jacobs Solutions Inc. (the "Company" or "Jacobs"), exchanged 19,464,174 shares of common stock, par value $0.01 per share, of Amentum Holdings, Inc. (the "Amentum Common Stock") for aproximately 240 million Pounds in aggregate principal amount of term loans under its Amended and Restated Term Loan Agreement, dated as of February 6, 2023, by and among inter alia JEG, as borrower, Jacobs, as guarantor, the lenders party thereto and Bank of America, N.A., as amended. The exchanged portion of term loans have been retired. After giving effect to such exchange and retirement, Jacobs' aggregate outstanding borrowings decreased by approximately 240 million Pounds, or the equivalent of approximately $312 million based on an exchange rate of $1.2990 per 1 Pound.

F1 · shares: On March 13, 2025, Jacobs Engineering Group Inc. ("JEG"), a wholly-owned subsidiary of Jacobs Solutions Inc. (the "Company" or "Jacobs"), exchanged 19,464,174 shares of common stock, par value $0.01 per share, of Amentum Holdings, Inc. (the "Amentum Common Stock") for aproximately 240 million Pounds in aggregate principal amount of term loans under its Amended and Restated Term Loan Agreement, dated as of February 6, 2023, by and among inter alia JEG, as borrower, Jacobs, as guarantor, the lenders party thereto and Bank of America, N.A., as amended. The exchanged portion of term loans have been retired. After giving effect to such exchange and retirement, Jacobs' aggregate outstanding borrowings decreased by approximately 240 million Pounds, or the equivalent of approximately $312 million based on an exchange rate of $1.2990 per 1 Pound.

F1 · price: On March 13, 2025, Jacobs Engineering Group Inc. ("JEG"), a wholly-owned subsidiary of Jacobs Solutions Inc. (the "Company" or "Jacobs"), exchanged 19,464,174 shares of common stock, par value $0.01 per share, of Amentum Holdings, Inc. (the "Amentum Common Stock") for aproximately 240 million Pounds in aggregate principal amount of term loans under its Amended and Restated Term Loan Agreement, dated as of February 6, 2023, by and among inter alia JEG, as borrower, Jacobs, as guarantor, the lenders party thereto and Bank of America, N.A., as amended. The exchanged portion of term loans have been retired. After giving effect to such exchange and retirement, Jacobs' aggregate outstanding borrowings decreased by approximately 240 million Pounds, or the equivalent of approximately $312 million based on an exchange rate of $1.2990 per 1 Pound.

F2 · balance_after: An additional 9,732,087 shares of Amentum Common Stock remain in escrow, subject to final determination of certain performance milestones in connection with a post-closing adjustment to the merger consideration provided in the transaction documents relating to the combination of Jacobs' Critical Mission Solutions and Cyber & Intelligence businesses with Amentum Parent Holdings LLC on September 27, 2024. While such Amentum Common Stock remains in escrow, Jacobs does not beneficially own or have any pecuniary interest in such Amentum Common Stock. To the extent any such Amentum Common Stock is released to Jacobs, Jacobs will not have voting power over the Amentum Common Stock and Jacobs will distribute to Jacobs' shareholders, on a pro rata basis, any such shares received by it.

F3 · ownership.nature: The shares of Amentum Common Stock beneficially owned by Jacobs were owned directly by JEG. Jacobs was an indirect beneficial owner of the retained securities.

SEC source: 0000950170-24-109438 · ownership.xml · nonDerivative · entry 1

JACOBS SOLUTIONS INC. · CIK 0000052988 · 10% owner

JACOBS ENGINEERING GROUP INC /DE/ · CIK 0001963960 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 29,196,261

F1 · kind: On September 18, 2024, Jacobs Solutions Inc. ("Jacobs") reported that it owned, indirectly through Jacobs Engineering Group Inc. ("JEG"), 100 shares of common stock of Amazon Holdco Inc. ("SpinCo"), which at the time was all of the issued and outstanding shares of common stock of SpinCo, par value $0.01 per share (the "SpinCo Common Stock"). Pursuant to a Separation and Distribution Agreement by and among Jacobs, SpinCo, Amentum Parent Holdings LLC and Amentum Joint Venture LP (the "Separation & Distribution Agreement"), the Jacobs Board of Directors has declared a pro rata distribution to its stockholders who hold shares of Jacobs common stock as of the close of business on September 23, 2024 (the "Record Date"), of approximately 81% of the outstanding SpinCo Common Stock (the "Distribution"). Prior to the Distribution, which is expected to occur at 4:05 p.m. Eastern time on September 27, 2024,

F2 · kind: (Continued from footnote 1) SpinCo is expected to effect a stock split (the "Stock Split") of all of the issued and outstanding shares of SpinCo Common Stock, with the Stock Split resulting in 153,280,369 shares of SpinCo Common Stock issued and outstanding, all of which will be owned directly by JEG and indirectly by Jacobs.

F3 · kind: Subject to the conditions set forth in the Separation & Distribution Agreement, Jacobs will distribute 124,084,108 shares of SpinCo Common Stock in the Distribution to shareholders who held shares of Jacobs common stock as of the close of business on the Record Date. Jacobs will retain, indirectly through JEG, the remaining 29,196,261 shares of SpinCo Common Stock at the time of the Distribution.

F1 · shares: On September 18, 2024, Jacobs Solutions Inc. ("Jacobs") reported that it owned, indirectly through Jacobs Engineering Group Inc. ("JEG"), 100 shares of common stock of Amazon Holdco Inc. ("SpinCo"), which at the time was all of the issued and outstanding shares of common stock of SpinCo, par value $0.01 per share (the "SpinCo Common Stock"). Pursuant to a Separation and Distribution Agreement by and among Jacobs, SpinCo, Amentum Parent Holdings LLC and Amentum Joint Venture LP (the "Separation & Distribution Agreement"), the Jacobs Board of Directors has declared a pro rata distribution to its stockholders who hold shares of Jacobs common stock as of the close of business on September 23, 2024 (the "Record Date"), of approximately 81% of the outstanding SpinCo Common Stock (the "Distribution"). Prior to the Distribution, which is expected to occur at 4:05 p.m. Eastern time on September 27, 2024,

F2 · shares: (Continued from footnote 1) SpinCo is expected to effect a stock split (the "Stock Split") of all of the issued and outstanding shares of SpinCo Common Stock, with the Stock Split resulting in 153,280,369 shares of SpinCo Common Stock issued and outstanding, all of which will be owned directly by JEG and indirectly by Jacobs.

F3 · shares: Subject to the conditions set forth in the Separation & Distribution Agreement, Jacobs will distribute 124,084,108 shares of SpinCo Common Stock in the Distribution to shareholders who held shares of Jacobs common stock as of the close of business on the Record Date. Jacobs will retain, indirectly through JEG, the remaining 29,196,261 shares of SpinCo Common Stock at the time of the Distribution.

F1 · balance_after: On September 18, 2024, Jacobs Solutions Inc. ("Jacobs") reported that it owned, indirectly through Jacobs Engineering Group Inc. ("JEG"), 100 shares of common stock of Amazon Holdco Inc. ("SpinCo"), which at the time was all of the issued and outstanding shares of common stock of SpinCo, par value $0.01 per share (the "SpinCo Common Stock"). Pursuant to a Separation and Distribution Agreement by and among Jacobs, SpinCo, Amentum Parent Holdings LLC and Amentum Joint Venture LP (the "Separation & Distribution Agreement"), the Jacobs Board of Directors has declared a pro rata distribution to its stockholders who hold shares of Jacobs common stock as of the close of business on September 23, 2024 (the "Record Date"), of approximately 81% of the outstanding SpinCo Common Stock (the "Distribution"). Prior to the Distribution, which is expected to occur at 4:05 p.m. Eastern time on September 27, 2024,

F2 · balance_after: (Continued from footnote 1) SpinCo is expected to effect a stock split (the "Stock Split") of all of the issued and outstanding shares of SpinCo Common Stock, with the Stock Split resulting in 153,280,369 shares of SpinCo Common Stock issued and outstanding, all of which will be owned directly by JEG and indirectly by Jacobs.

F3 · balance_after: Subject to the conditions set forth in the Separation & Distribution Agreement, Jacobs will distribute 124,084,108 shares of SpinCo Common Stock in the Distribution to shareholders who held shares of Jacobs common stock as of the close of business on the Record Date. Jacobs will retain, indirectly through JEG, the remaining 29,196,261 shares of SpinCo Common Stock at the time of the Distribution.

F4 · ownership.nature: The shares of SpinCo Common Stock retained by Jacobs are owned directly by JEG. Jacobs is an indirect beneficial owner of the retained securities.