Form 4 Filing by BXP, Inc. Executive Rodney Diehl

Rodney Diehl, Executive Vice President of BXP, Inc., reported a transaction on December 22, 2025, involving 42,373 LTIP Units. These units, granted under the 2025 Outperformance Plan, have a base price of $0.25. The LTIP Units are convertible into common units of Boston Properties Limited Partnership, which can be redeemed for cash or exchanged for shares of BXP, Inc. common stock. Vesting is contingent upon both time-based conditions (one-third after two years, then ratably over the next two years) and performance-based conditions tied to the company's stock price appreciation, with performance tiers ranging from $90.00 to $118.00 over a four-year period ending December 22, 2029. Following this transaction, Diehl holds 91,186 LTIP Units.