CURIS INC — Director's Dealing 2013

May 8, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CURIS INC (CRIS)
CIK: 0001108205
Period of Report: 2013-05-07

Reporting Person: PASSERI DANIEL R (CEO and Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-05-07	Common stock	M	188148	$2.43	Acquired	338898	Direct
2013-05-07	Common stock	F	100000	$3.60	Disposed	238898	Direct
2013-05-07	Common stock	S	40000	$3.63	Disposed	198898	Direct
2013-05-08	Common stock	M	86852	$2.43	Acquired	285750	Direct
2013-05-08	Common stock	S	86852	$3.70	Disposed	198898	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-05-07	Non-qualified stock option	$2.43	M	136933	Disposed	2013-05-13	Common stock (40000)	Direct
2013-05-07	Incentive stock option	$2.43	M	51215	Disposed	2013-05-13	Common stock (51215)	Direct
2013-05-08	Non-qualified stock option	$2.43	M	86852	Disposed	2013-05-13	Common stock (86852)	Direct

Footnotes

F1: These shares were sold between $3.58-$3.71/share. The Company will provide, upon request, full information regarding the number of shares sold at each separate price.

F2: Options vested over a four-year period and became fully vested on May 13, 2007.

F3: These shares were sold between $3.61-$3.85/share. The Company will provide, upon request, full information regarding the number of shares sold at each separate price.