Item 6. Exhibits. Copy as markdown (a)Exhibits
4.1 — Indenture, dated as of September 29, 2025, among Boston Properties Limited Partnership, as issuer, BXP, Inc., and The Bank of New York Mellon Trust Company, N.A., as trustee ; including a form of the 2.00% Exchangeable Senior Notes due 20 30 . (Incorporated by reference to Exhibit 4.1 to the Current Report on F orm 8-K of BXP, Inc. and Boston Properties Limited Partnership filed on Sep tember 29, 202 5 .) 4.2 — Registration Rights Agreement, dated as of September 29, 2025, among Boston Properties Limited Partnership, BXP, Inc., and the initial purchasers named therein . (Incorporated by reference to Exhibit 4. 3 to the Current Report on Form 8-K of BXP, Inc. and Boston Properties Limited Partnership filed on September 29, 2025.) . 10.1 — Form of Capped Call Transaction Confirmation . (Incorporated by reference to Exhibit 10 .1 to the Current Report on Form 8-K of BXP, Inc. and Boston Properties Limited Partnership filed on September 29, 2025.) 31.1 — Certification of Chief Executive Officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 for BXP, Inc. (Filed herewith.) 31.2 — Certification of Chief Financial Officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 for BXP, Inc. (Filed herewith.) 31.3 — Certification of Chief Executive Officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 for Boston Properties Limited Partnership. (Filed herewith.) 31.4 — Certification of Chief Financial Officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 for Boston Properties Limited Partnership. (Filed herewith.) 32.1 — Certification of Chief Executive Officer pursuant to Section 906 of the Sarbanes Oxley Act of 2002 for BXP, Inc. (Furnished herewith.) 32.2 — Certification of Chief Financial Officer pursuant to Section 906 of the Sarbanes Oxley Act of 2002 for BXP, Inc. (Furnished herewith.) 32.3 — Certification of Chief Executive Officer pursuant to Section 906 of the Sarbanes Oxley Act of 2002 for Boston Properties Limited Partnership. (Furnished herewith.) 32.4 — Certification of Chief Financial Officer pursuant to Section 906 of the Sarbanes Oxley Act of 2002 for Boston Properties Limited Partnership. (Furnished herewith.) 101.SCH — Inline XBRL Taxonomy Extension Schema Document. (Filed herewith.) 101.CAL — Inline XBRL Taxonomy Extension Calculation Linkbase Document. (Filed herewith.) 101.LAB — Inline XBRL Taxonomy Extension Label Linkbase Document. (Filed herewith.) 101.PRE — Inline XBRL Taxonomy Extension Presentation Linkbase Document. (Filed herewith.) 101.DEF — Inline XBRL Taxonomy Extension Definition Linkbase Document. (Filed herewith.) 104 — Cover Page Interactive Data File (formatted as Inline XBRL with applicable taxonomy extension information contained in Exhibits 101.*). (Filed herewith.)
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SIGNATURES
Pursuant to the requirements 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.
BXP, INC. November 7, 2025 /s/ MICHAEL R. WALSH Michael R. Walsh Chief Accounting Officer (duly authorized officer and principal accounting officer)
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SIGNATURES
Pursuant to the requirements 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.
BOSTON PROPERTIES LIMITED PARTNERSHIP By: BXP, Inc., its General Partner November 7, 2025 /s/ MICHAEL R. WALSH Michael R. Walsh Chief Accounting Officer (duly authorized officer and principal accounting officer)
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