COLLEGIUM PHARMACEUTICAL, INC — Director's Dealing 2018

Jun 5, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COLLEGIUM PHARMACEUTICAL, INC (COLL)
CIK: 0001267565
Period of Report: 2018-05-31

Reporting Person: Ciaffoni Joseph (Chief Operating Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-05-31	Common Stock	M	64821	$8.22	Acquired	174089	Direct
2018-05-31	Common Stock	S	59204	$22.54	Disposed	114885	Direct
2018-05-31	Common Stock	S	5617	$23.35	Disposed	109268	Direct
2018-05-31	Common Stock	F	6205	$22.62	Disposed	103063	Direct
2018-06-01	Common Stock	S	14862	$22.48	Disposed	88201	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-05-31	Stock option (right to purchase)	$8.22	M	64821	Disposed	2027-05-31	Common Stock (64821)	Direct

Footnotes

F1: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 15, 2017.

F2: The price reported in column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $22.10 to $23.08, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2), (3) and (5).

F3: The price reported in column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $23.10 to $23.45, inclusive.

F4: Shares withheld by the Issuer to satisfy applicable withholding taxes upon vesting of restricted stock units.

F5: The price reported in column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $22.14 to $22.91, inclusive.

F6: 64,821 shares subject to the option vested and became exercisable on May 31, 2018. The remaining 194,462 shares subject to the option vest in equal quarterly installments (rounded up to the nearest whole share of common stock) over a three year period, subject to the reporting person's continued service with the issuer.