Collegium Pharmaceutical, Inc (COLL) Insider Ownership

Historic Insider Ownership Trends

Through the 90-day period concluding February 19, 2026, Collegium Pharmaceutical's top three insider stakeholders include TenPercentOwner Capital Management Lp Rubric (3.13Mn shares), President And Ceo Joseph Ciaffoni (444.87K shares), President And Ceo Vikram Karnani (197.86K 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
Vikram Karnani President And Ceo 197,864 12 Feb, 2026
Colleen Tupper Evp & Chief Financial Officer 147,282 12 Feb, 2026
Alison B Fleming Evp & Chief Technical Officer 143,694 12 Aug, 2021
Richard Malamut Evp And Chief Medical Officer 130,264 14 Feb, 2022
Scott Dreyer Evp & Chief Commercial Officer 121,746 12 Feb, 2026
Shirley R. Kuhlmann Evp And General Counsel 108,137 06 Mar, 2025
David Dieter Evp & General Counsel 97,271 12 Feb, 2026
Gino Santini 95,042 19 Aug, 2025
John Gordon Freund 93,787 11 Jun, 2025
Thomas B Smith Evp And Chief Medical Officer 90,651 12 Feb, 2026
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
10 Feb, 2026 Vikram Karnani Common Stock A 79,264 $0.00 176,629 D A
10 Feb, 2026 Vikram Karnani Common Stock D 11,296 $46.75 197,864 D F
10 Feb, 2026 Vikram Karnani Common Stock A 32,531 $0.00 209,160 D A
10 Feb, 2026 Scott Dreyer Common Stock D 21,615 $46.75 121,746 D F
10 Feb, 2026 Scott Dreyer Common Stock A 19,023 $0.00 122,636 D A
10 Feb, 2026 Scott Dreyer Common Stock D 9,977 $46.75 143,361 D F
10 Feb, 2026 Scott Dreyer Common Stock A 30,702 $0.00 153,338 D A
10 Feb, 2026 Thomas B Smith Common Stock D 11,538 $46.75 90,651 D F
10 Feb, 2026 Thomas B Smith Common Stock A 14,268 $0.00 85,312 D A
10 Feb, 2026 Thomas B Smith Common Stock A 22,774 $0.00 108,086 D A
10 Feb, 2026 Thomas B Smith Common Stock D 5,897 $46.75 102,189 D F
10 Feb, 2026 Colleen Tupper Common Stock D 11,861 $46.75 173,961 D F
10 Feb, 2026 Colleen Tupper Common Stock A 26,421 $0.00 153,088 D A
10 Feb, 2026 Colleen Tupper Common Stock D 26,679 $46.75 147,282 D F
10 Feb, 2026 Colleen Tupper Common Stock A 32,734 $0.00 185,822 D A
10 Feb, 2026 David Dieter Common Stock A 9,005 $0.00 100,052 D A
10 Feb, 2026 David Dieter Common Stock A 22,194 $0.00 91,047 D A
10 Feb, 2026 David Dieter Common Stock D 2,781 $46.75 97,271 D F
08 Dec, 2025 Scott Dreyer Common Stock D 6,475 $48.66 103,613 D S
08 Dec, 2025 Scott Dreyer Common Stock A 17,600 $15.90 121,213 D M