Collegium Pharmaceutical, Inc (COLL) Insider Ownership

Historic Ownership Trends

Based on data from the past 90 days ending January 02, 2026, Collegium Pharmaceutical's three largest insider shareholders are TenPercentOwner Capital Management Lp Rubric (3.13Mn shares), Evp & Chief Technical Officer Alison B Fleming (143.69K shares), Evp & Chief Financial Officer Colleen Tupper (126.67K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Capital Management Lp Rubric 3,132,743 15 Aug, 2025
Joseph Ciaffoni President And Ceo 444,867 14 Feb, 2024
Paul Brannelly Executive Vice President & Cfo 215,428 12 Feb, 2021
Alison B Fleming Evp & Chief Technical Officer 143,694 12 Aug, 2021
Richard Malamut Evp And Chief Medical Officer 130,264 14 Feb, 2022
Colleen Tupper Evp & Chief Financial Officer 126,667 07 Nov, 2025
Shirley R. Kuhlmann Evp And General Counsel 108,137 06 Mar, 2025
Scott Dreyer Evp & Chief Commercial Officer 103,613 10 Dec, 2025
Vikram Karnani President And Ceo 96,989 14 Nov, 2025
Gino Santini 95,042 19 Aug, 2025
John Gordon Freund 93,787 11 Jun, 2025
Thomas B Smith Evp And Chief Medical Officer 70,264 03 Sep, 2025
David Dieter Evp & General Counsel 68,449 19 Mar, 2025
John A. Fallon 64,634 14 Nov, 2025
Garen G Bohlin 62,259 19 May, 2025
Rita J. Balice-Gordon 52,629 09 Dec, 2025
Gwen A Melincoff 52,468 16 May, 2024
Michael Thomas Heffernan 50,328 12 Feb, 2025
Neil F. Mcfarlane 49,365 16 May, 2024
Nancy Lurker 22,517 19 May, 2025
Carlos V Paya 19,582 19 May, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
08 Dec, 2025 Scott Dreyer Common Stock A 17,600 $15.90 121,213 D M
08 Dec, 2025 Scott Dreyer Common Stock D 11,125 $47.89 110,088 D S
08 Dec, 2025 Scott Dreyer Common Stock D 6,475 $48.66 103,613 D S
05 Dec, 2025 Rita J. Balice-Gordon Common Stock D 3,650 $47.03 52,629 D S
12 Nov, 2025 Vikram Karnani Common Stock D 8,983 $47.35 96,989 D F
12 Nov, 2025 John A. Fallon Common Stock A 15,000 $16.49 79,634 D M
12 Nov, 2025 John A. Fallon Common Stock A 19,853 $9.33 99,487 D M
12 Nov, 2025 John A. Fallon Common Stock D 34,853 $47.21 64,634 D S
06 Nov, 2025 Colleen Tupper Common Stock D 25,142 $40.38 131,525 D S
06 Nov, 2025 Colleen Tupper Common Stock D 4,858 $41.28 126,667 D S
29 Aug, 2025 Thomas B Smith Common Stock D 17,478 $38.42 70,264 D S
29 Aug, 2025 Thomas B Smith - - 70,264 D
18 Aug, 2025 Scott Dreyer Common Stock A 16,389 $21.34 120,002 D M
18 Aug, 2025 Scott Dreyer Common Stock D 16,389 $38.21 103,613 D S
15 Aug, 2025 Gino Santini Common Stock A 15,000 $13.45 100,447 D M
15 Aug, 2025 Gino Santini - - 100,447 D
15 Aug, 2025 Gino Santini Common Stock D 5,405 $37.19 95,042 D S
15 Aug, 2025 Gino Santini - - 95,042 D
13 Aug, 2025 Capital Management Lp Rubric Common Stock, par value $0.001 per share D 25,000 $37.85 3,132,743 I S
13 Aug, 2025 Scott Dreyer Common Stock A 4,861 $21.34 108,474 D M