BXP, Inc. — Director's Dealing 2010

Mar 4, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BOSTON PROPERTIES INC (BXP)
CIK: 0001037540
Period of Report: 2010-03-03

Reporting Person: FRENKEL JACOB A (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-03-03	LTIP Units	$	A	509	Acquired		Common Stock (509)	Direct

Footnotes

F1: Represents units of limited partnership interest in Boston Properties Limited Partnership (BPLP), of which the Issuer is the general partner, issued as long term incetive compensation pursant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each LTIP Unit may be converted, at the election of the holder, into a common unit of limited partnership interest in BPLP (Common Unit). Each Common Unit acquired upon conversion of an LTIP Unit may be redeemed, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election as directed by BPLP, acquire a Common Unit presented for redemption for one share of Common Stock.

F2: The LTIP Units vest over two years with 50% vesting on March 3, 2011 and 50% vesting on March 3, 2012.