COLL insider buying and SEC filings, explained
Collegium Pharmaceutical, Inc. · CIK 1267565
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$0
Insiders who bought
0
Sold (not marked 10b5-1)
$334K
Planned sales (10b5-1)
$4.8M
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| May 18, 2026 | Sale | John Gordon Freund (Director) sold 20 shares at $34.05 ($681). Holdings down <1% to 83,952 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 20, 2026 |
| May 13, 2026 | Sale | Nancy Lurker (Director) sold 4,500 shares at about $35.97 ($162K). Holdings down 20% to 18,017 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 15, 2026 |
| Mar 18, 2026 | Planned (10b5-1) | David Dieter (EVP & General Counsel) sold 13,976 shares at about $34.92 ($488K), marked as a 10b5-1 plan trade. Holdings down 15% to 77,071 shares. | SEC filing Filed Mar 20, 2026 |
| Mar 9, 2026 | Planned (10b5-1) | David Dieter (EVP & General Counsel) sold 6,224 shares at $36.65 ($228K), marked as a 10b5-1 plan trade. Holdings down 6% to 91,047 shares. | SEC filing Filed Mar 11, 2026 |
| Mar 3, 2026 | Planned (10b5-1) | Scott Dreyer (EVP & Chief Commercial Officer) sold 49,976 shares at about $40.40 ($2.0M), marked as a 10b5-1 plan trade. Holdings down 41% to 71,770 shares. | SEC filing Filed Mar 5, 2026 |
| Dec 8, 2025 | Planned (10b5-1) | Scott Dreyer (EVP & Chief Commercial Officer) sold 17,600 shares at about $48.17 ($848K), marked as a 10b5-1 plan trade. Holdings down 15% to 103,613 shares. | SEC filing Filed Dec 10, 2025 |
| Dec 5, 2025 | Sale | Rita J. Balice-Gordon (Director) sold 3,650 shares at about $47.03 ($172K). Holdings down 6% to 52,629 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Dec 9, 2025 |
| Nov 6, 2025 | Planned (10b5-1) | Colleen Tupper (CFO) sold 30,000 shares at about $40.53 ($1.2M), marked as a 10b5-1 plan trade. Holdings down 19% to 126,667 shares. | SEC filing Filed Nov 7, 2025 |
21 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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