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COLL

Collegium Pharmaceutical, Inc

Company with tickers: COLL

Market Cap
$1.15B
Shares Outstanding
32,433,779
CIK
1267565
CUSIP
19459J104
13F Activity (30d)
4 filings 3 filers

Notices of intent to sell restricted or control shares, filed with the SEC on Form 144 by insiders and affiliates. A Form 144 signals a planned sale — it does not confirm the shares were actually sold.

Filed Seller Shares
2026-05-18 Freund John Gordon 30
2026-05-15 Freund John Gordon 4,127
2026-05-13 Lurker Nancy 4,500
2026-05-11 BOHLIN GAREN G 8,700
2026-03-18 Dieter David 13,976
2026-03-09 Dieter David 6,224
2026-03-03 Dreyer Scott 49,976
2025-12-17 RITA BALICE-GORDON 3,650
2025-12-08 Dreyer Scott 17,600
2025-11-12 Fallon John A. 34,853
2025-11-06 Tupper Colleen 30,000
2025-08-29 Smith Thomas B 17,478
2025-08-18 Dreyer Scott 16,389
2025-08-15 SANTINI GINO 5,405
2025-08-13 Dreyer Scott 4,861
2025-07-09 Heffernan Michael Thomas 10,328
2025-07-08 Heffernan Michael Thomas 790
2025-07-07 Heffernan Michael Thomas 14,210
2025-07-02 Melincoff Gwen A 47,082
2025-07-02 Heffernan Michael Thomas 25,000
2025-06-09 Freund John Gordon 6,601
2025-03-21 Dreyer Scott 18,881
2025-03-21 Tupper Colleen 6,396
2025-03-20 Dreyer Scott 1,927
2025-03-20 Tupper Colleen 1,206
2025-03-20 Kuhlmann Shirley R. 40,494
2025-03-14 Tupper Colleen 977
2025-03-14 Dreyer Scott 2,255
2025-03-11 Tupper Colleen 10,445
2025-03-11 Dreyer Scott 15,387
2025-03-07 Tupper Colleen 1,504
2025-03-07 Dreyer Scott 2,348
2025-03-06 Dreyer Scott 3,295
2025-03-06 Kuhlmann Shirley R. 26,067
2025-03-06 Tupper Colleen 1,949
2025-03-05 Kuhlmann Shirley R. 20,000
2025-03-04 Kuhlmann Shirley R. 40,000
2025-01-10 Kuhlmann Shirley R. 27,500
2024-09-13 Smith Thomas B 373
2024-09-13 Smith Thomas B 9,220
2024-09-06 Kuhlmann Shirley R. 977
2024-09-05 Kuhlmann Shirley R. 19,248
2024-08-12 McFarlane Neil F. 44,365
2024-08-09 McFarlane Neil F. 5,000
2024-06-05 Ciaffoni Joseph 131,196
2024-06-04 Ciaffoni Joseph 84,313
2024-06-03 Ciaffoni Joseph 52,572
2024-06-03 Kuhlmann Shirley R. 25,000
2024-05-30 Ciaffoni Joseph 54,147
2024-05-29 Ciaffoni Joseph 54,146
Showing 1–50 of 70 filings