Thomas B. Smith - 29 Aug 2025 Form 4 Insider Report for COLLEGIUM PHARMACEUTICAL, INC (COLL)

Role: EVP and Chief Medical Officer
Signature: /s/ Colleen Tupper as Attorney-In-Fact For Thomas B. Smith, MD
Issuer symbol: COLL
Transactions as of: 29 Aug 2025
Net transactions value: -$671,576
Form type: 4
Filing time: 03 Sep 2025, 16:56:45 UTC
Previous filing: 12 Feb 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Smith Thomas B	EVP and Chief Medical Officer	C/O COLLEGIUM PHARMACEUTICAL, INC., 100 TECHNOLOGY CENTER DRIVE, STOUGHTON	/s/ Colleen Tupper as Attorney-In-Fact For Thomas B. Smith, MD	03 Sep 2025	0001748462

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	COLL	Common Stock	Sale	$671,576	-17,478	-20%	$38.42	70,264	29 Aug 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The price reported in column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $38.37 to $38.48, 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 range set forth in this footnote.

Content

The price reported in column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $38.37 to $38.48, 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 range set forth in this footnote.