CURIS INC — Director's Dealing 2012

May 2, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CURIS INC (CRIS)
CIK: 0001108205
Period of Report: 2012-05-01

Reporting Person: NOEL MARK (VP, Tech Management)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-05-01	Common stock	M	36413	$1.5	Acquired	63953	Direct
2012-05-01	Common stock	S	36413	$4.78	Disposed	27540	Direct
2012-05-01	Common stock	M	37687	$1.50	Acquired	65227	Direct
2012-05-01	Common stock	S	37687	$4.78	Disposed	27540	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-05-01	Qualified stock option (right to buy)	$1.50	M	36413	Acquired	2012-06-05	Common stock (36413)	Direct
2012-05-01	Non-qualified stock option (right to buy)	$1.50	M	37687	Acquired	2012-06-05	Common stock (37687)	Direct

Footnotes

F1: The exercise and sale reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 30, 2012.

F2: These shares were sold between $4.65-$4.89/share. The Company will provide, upon request, full information regarding the number of shares sold at each separate price.

F3: Options vested over a four-year period and became fully vested on June 5, 2006.