BXP, Inc. — Director's Dealing 2011

May 11, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BOSTON PROPERTIES INC (BXP)
CIK: 0001037540
Period of Report: 2011-05-10

Reporting Person: LANDIS MITCHELL S (Senior Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-05-10	Common Stock, par value $.01	M	5501	$32.62	Acquired	36999.2177	Direct
2011-05-10	Common Stock, par value $.01	S	5501	$104.64	Disposed	31498.2177	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-05-10	Employee Stock Option (right to buy)	$32.62	M	5501	Disposed	2012-01-17	Common Stock (5501)	Direct

Footnotes

F1: The option vested in three equal annual installments beginning on January 17, 2003.