Scott Dreyer - 08 Dec 2025 Form 4 Insider Report for COLLEGIUM PHARMACEUTICAL, INC (COLL)

Reporting relationship: EVP & Chief Commercial Officer
Issuer ticker: COLL
Reported as of: 08 Dec 2025
Net transaction value: -$568,015
SEC form: 4
Accepted by SEC: 10 Dec 2025, 16:32:40 UTC
Prior SEC filing: 20 Aug 2025
Next SEC filing: 12 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Colleen Tupper as Attorney-In-Fact For Scott Dreyer

Key filing fact

Scott Dreyer filed Form 4 for COLLEGIUM PHARMACEUTICAL, INC (COLL) on 10 Dec 2025.

Key facts

This page summarizes Scott Dreyer's Form 4 filing for COLLEGIUM PHARMACEUTICAL, INC (COLL).
4 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 10 Dec 2025, 16:32.

Change

Previous filing in this sequence was filed on 20 Aug 2025.
Current net transaction value: -$568,015.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001746251 Primary reporting owner

Dreyer Scott

Relationship: EVP & Chief Commercial Officer
Address: C/O COLLEGIUM PHARMACEUTICAL, INC., 100 TECHNOLOGY CENTER DRIVE, STOUGHTON
Signature: /s/ Colleen Tupper as Attorney-In-Fact For Scott Dreyer
Signature date: 10 Dec 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

COLL transaction

Common Stock

Options Exercise

Transaction value: $279,840
Shares: +17,600
Change %: +17%
Price: $15.90
Shares after: 121,213
Date: 08 Dec 2025
Ownership: Direct
Footnotes: F1

COLL transaction

Common Stock

Sale

Transaction value: $532,771
Shares: -11,125
Change %: -9.2%
Price: $47.89
Shares after: 110,088
Date: 08 Dec 2025
Ownership: Direct
Footnotes: F1, F2

COLL transaction

Common Stock

Sale

Transaction value: $315,085
Shares: -6,475
Change %: -5.9%
Price: $48.66
Shares after: 103,613
Date: 08 Dec 2025
Ownership: Direct
Footnotes: F1, F3

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

COLL transaction Derivative

Stock Option (Right to Purchase)

Options Exercise

Transaction value: $0
Shares: -17,600
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 08 Dec 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 17,600
Exercise price: $15.90
Footnotes: F1, F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 4 footnotes

Footnote F1

The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 3, 2025.

Footnote F2

The price reported in column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $47.212 to $48.20, 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) and (3) to this Form 4.

Footnote F3

The price reported in column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $48.215 to $49.08, inclusive.

Footnote F4

The option is fully vested and exercisable.