BXP: 10-Q financial filing

bxp-20260930 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended September 30, 2026 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13087 (BXP, Inc.) Commission File Number: 0-50209 (Boston Properties Limited Partnership) BXP, INC. BOSTON PROPERTIES LIMITED PARTNERSHIP (Exact name of Registrant as specified in its charter) BXP, Inc. Delaware 04-2473675 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identification Number) Boston Properties Limited Partnership Delaware 04-3372948 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identification Number) Prudential Center, 800 Boylston Street, Suite 1900 , Boston , Massachusetts 02199-8103 (Address of principal executive offices) (Zip Code) ( 617 ) 236-3300 (Registrants’ telephone number, including area code) Securities registered pursuant to Section 12(b) of the Act: Registrant Title of each class Trading Symbol(s) Name of each exchange on which registered BXP, Inc. Common Stock, par value $0.01 per share BXP New York Stock Exchange Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. BXP, Inc.: Yes x No ☐ Boston Properties Limited Partnership: Yes x No ☐ Table of Contents Indicate by check mark whether th