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(b) Not applicable.
−Removed: (c) During the quarter ended September 30, 2025, none of our directors or executive officers adopted any contract, instruction or written plan for the purchase or sale of Company securities that was intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) (a "10b5-1 trading arrangement") or any "non-Rule 10b5-1 trading arrangement" (as those terms are defined Regulation S-K, Item 408).
+Added: (c) During the quarter ended March 31, 2026, none of our directors or executive officers adopted any contract, instruction or written plan for the purchase or sale of Company securities that was intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) (a "10b5-1 trading arrangement") or any "non-Rule 10b5-1 trading arrangement" (as those terms are defined Regulation S-K, Item 408).
The following is an index of the exhibits included in this report:
+Added: 2.1 Agreement and Plan of Merger, dated as of April 13, 2026, by and among Somnigroup International Inc., Sparrow Unity Corporation and Leggett & Platt, Incorporated (filed as Exhibit 2.1 to the Registrant's Current Report on Form 8-K as filed on April 13, 2026) .
3.1 Amended and Restated Certificate of Incorporation of Tempur-Pedic International Inc.
13 unchanged sentences
4.3 Supplemental Indenture, dated as of April 4, 2025, among Somnigroup International Inc.
−Removed: (f/k/a Tempur Sealy International, Inc.), the Guarantors party thereto and The Bank of New York Mellon Trust Company, N.A., as Trustee for 4.00% Senior Notes due 2029 (filed as Exh ibit 4.3 to the Registrant's Quarterly Report on Form 10-Q as filed on August 8 , 2025) .
+Added: (f/k/a Tempur Sealy International, Inc.), the Guarantors party thereto and The Bank of New York Mellon Trust Company, N.A., as Trustee for 4.00% Senior Notes due 2029 (filed as Exhibit 4.3 to the Registrant's Quarterly Report on Form 10-Q as filed on August 8, 2025).
4.4 Indenture, dated as of September 24, 2021 among Tempur Sealy International, Inc., the Guarantors party thereto and The Bank of New York Mellon Trust Company, N.A., as Trustee (filed as Exhibit 10.1 (but numbered 4.1) to the Registrant ' s Current Report on Form 8-K as filed on September 24, 2021).
1 unchanged sentence
4.6 Supplemental Indenture, dated as of April 4, 2025, among Somnigroup International Inc.
−Removed: (f/k/a Tempur Sealy International, Inc.), the Guarantors party thereto and The Bank of New York Mellon Trust Company, N.A., as Trustee for 3.875% Senior Notes due 2031 (filed as Exhibit 4.
−Removed: 6 to the Registrant's Quarterly Report on Form 10-Q as filed on August 8, 2025) .
+Added: (f/k/a Tempur Sealy International, Inc.), the Guarantors party thereto and The Bank of New York Mellon Trust Company, N.A., as Trustee for 3.875% Senior Notes due 2031 (filed as Exhibit 4.6 to the Registrant's Quarterly Report on Form 10-Q as filed on August 8, 2025).
4.7 Description of Securities (filed as Exhibit 4.6 to the Registrant's Annual Report on Form 10-K as filed on February 28, 2025) .
−Removed: 10.1 Second Amendment to Mattress Firm, Inc.
−Removed: Offer Letter to Steve Rusing dated August 14, 2025 .
31.1 Certification of Chief Executive Officer, pursuant to Securities Exchange Act Rules 13a-14(a) and 15d-14(a), as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
2 unchanged sentences
Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
−Removed: 101 The following materials from Somnigroup International Inc.'s Quarterly Report on Form 10-Q for the quarter ended September 30, 2025, formatted in Inline XBRL (eXtensible Business Reporting Language):
+Added: 101 The following materials from Somnigroup International Inc.'s Quarterly Report on Form 10-Q for the quarter ended March 31, 2026, formatted in Inline XBRL (eXtensible Business Reporting Language):
(i) the Condensed Consolidated Statements of (Loss) Income, (ii) the Condensed Consolidated Statements of Comprehensive (Loss) Income, (iii) the Condensed Consolidated Balance Sheets, (iv) the Condensed Consolidated Statements of Stockholders' Equity, (v) the Condensed Consolidated Statements of Cash Flows, and (vi) the Notes to Condensed Consolidated Financial Statements.
−Removed: 104 The cover page from the Company’s Quarterly Report on Form 10-Q for the quarter ended September 30, 2025, formatted in Inline XBRL.
+Added: 104 The cover page from the Company’s Quarterly Report on Form 10-Q for the quarter ended March 31, 2026, formatted in Inline XBRL.
(1) Incorporated by reference.
−Removed: (2) Indicates management contract or compensatory plan or arrangement.
* This exhibit shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (15 U.S.C.
2 unchanged sentences
SOMNIGROUP INTERNATIONAL INC.
−Removed: November 7, 2025 By:
+Added: May 8, 2026 By:
/s/ BHASKAR RAO
1 unchanged sentence
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.