COLL- Collegium Pharmaceutical, Inc.

Name: Collegium Pharmaceutical, Inc. Insider Trading Data
Creator: U.S. Securities and Exchange Commission
License: https://www.sec.gov/privacy#accessibility

Collegium Pharmaceutical, Inc. (COLL) has 13 insiders with recent SEC Form 4 filings, including 0 buys and 12 sells. COLL is classified in the Pharmaceuticals industry within the Health Care sector.

Insider Ownership

Role	Insider	Shares	Value	30d
10%	Rubric Capital Management LP	3.13M	$120.89M	-
CFO	Tupper Colleen	126.7K	$4.89M	-
VP	Dreyer Scott	121.2K	$4.68M	-
CEO	Karnani Vikram	97.0K	$3.74M	-
Dir	Santini Gino	95.0K	$3.67M	-

Activity

Buys and sells only

Transactions

10 filings

Date	Insider	Role	Type	Shares	Price	Value	Chg%	3M	12M
Mar 18, 2026	Dieter David	EVP &General Counsel	Sell	13,976	$34.92	$488,099.22	-15.4%	-	-
Mar 9, 2026	Dieter David	EVP &General Counsel	Sell	6,224	$36.65	$228,109.60	-6.4%	-	-
Dec 8, 2025	Dreyer Scott54	EVP &Chief Commercial Officer	Sale+OE	17,600	$48.17	$847,855.20	-7.6%	-22.2%	-
Dec 5, 2025	Balice-Gordon Rita J.	Director	Sell	3,650	$47.03	$171,673.37	-6.5%	-22.1%	-
Nov 12, 2025	Fallon John A.	Director	Sale+OE	34,853	$47.21	$1,645,535.60	-35.0%	-1.3%	-
Nov 6, 2025	Tupper Colleen45	EVP &Chief Financial Officer	Sell	30,000	$40.53	$1,215,753.34	-10.4%	+18.5%	-
Aug 29, 2025	Smith Thomas B60	EVP And Chief Medical Officer	Sell	17,478	$38.42	$671,576.42	-19.9%	+20.3%	-
Aug 18, 2025	Dreyer Scott54	EVP &Chief Commercial Officer	Sale+OE	16,389	$38.21	$626,171.25	-13.7%	+18.7%	-
Aug 15, 2025	Santini Gino	Director	Sale+OE	5,405	$37.19	$201,018.44	-5.4%	+22.9%	-
Aug 13, 2025	Dreyer Scott54	EVP &Chief Commercial Officer	Sale+OE	4,861	$38.03	$184,880.84	-4.5%	+18.4%	-

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Insider	Role	Shares	Value	Buys	Sells

Date	Ticker	Insider	Role	Type	Shares	Price	Value	Chg%	SEC