Rubric Capital Management LP - 07 Aug 2025 Form 3 Insider Report for COLLEGIUM PHARMACEUTICAL, INC (COLL)

Role: 10%+ Owner
Signature: Rubric Capital Management LP, By: /s/Michael Nachmani, its Chief Operating Officer
Issuer symbol: COLL
Transactions as of: 07 Aug 2025
Net transactions value: $0
Form type: 3
Filing time: 15 Aug 2025, 16:10:23 UTC
Previous filing: 27 Jun 2025
Next filing: 12 Aug 2025
SEC: View on sec.gov

Reporting Owners (2)

Name	Relationship	Address	Signature	Signature date	CIK
Rubric Capital Management LP	10%+ Owner	155 EAST 44TH ST, SUITE 1630, NEW YORK	Rubric Capital Management LP, By: /s/Michael Nachmani, its Chief Operating Officer	15 Aug 2025	0001687509
Rosen David Efraim	10%+ Owner	155 EAST 44TH ST., SUITE 1630, NEW YORK	/s/ David Rosen	15 Aug 2025	0001898677

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	COLL	Common stock, par value $0.001 per share						3,157,743	07 Aug 2025	See footnote	F1

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

Explanation of Responses:

Id	Content
F1	This Form 3 is filed by Rubric Capital Management LP ("Rubric Capital") and Mr. David Rosen, with respect to the securities held by certain funds and/or accounts (collectively, the "Rubric Vehicles"). Rubric Capital serves as the investment adviser to the Rubric Vehicles. Mr. David Rosen serves as the Managing Member of Rubric Capital Management GP, LLC, the general partner of Rubric Capital. The filing of this statement shall not be deemed an admission that any Reporting Person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Act of 1934, as amended, or otherwise. Each Reporting Person expressly disclaims beneficial ownership of the securities reported herein except to the extent of its or his pecuniary interest therein, if any.

Content

This Form 3 is filed by Rubric Capital Management LP ("Rubric Capital") and Mr. David Rosen, with respect to the securities held by certain funds and/or accounts (collectively, the "Rubric Vehicles"). Rubric Capital serves as the investment adviser to the Rubric Vehicles. Mr. David Rosen serves as the Managing Member of Rubric Capital Management GP, LLC, the general partner of Rubric Capital. The filing of this statement shall not be deemed an admission that any Reporting Person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Act of 1934, as amended, or otherwise. Each Reporting Person expressly disclaims beneficial ownership of the securities reported herein except to the extent of its or his pecuniary interest therein, if any.