There have been 50 recent insider transactions recorded for Collegium Pharmaceutical, Inc. (COLL), including 12 buys and 35 sells. Total insider buying was valued at RSU Award and total insider selling at $13.5M.
Notable insiders with recent activity include Dieter David, Dreyer Scott, Karnani Vikram. Insider transactions can provide insights into how company leadership views the stock's valuation and future prospects.
Insider Transactions — COLL
| Date |
Name |
Role |
Transaction |
Shares |
Avg. Price |
Value |
Shares Owned |
| 2026-03-18 |
Dieter David |
EVP & General Counsel |
Informative Sell |
13,976 |
$34.92 |
$488.1K |
77,071 |
| 2026-03-17 |
Dieter David |
EVP & General Counsel |
Tax Withholding of RSU |
8,840 |
$35.72 |
$315.76K |
68,231 |
| 2026-03-03 |
Dreyer Scott |
EVP & Chief Commercial Officer |
Informative Sell |
3,559 |
$40.99 |
$145.88K |
71,770 |
| 2026-02-10 |
Karnani Vikram |
President and CEO |
RSU Award |
79,264 |
- |
- |
176,629 |
| 2026-02-10 |
Dreyer Scott |
EVP & Chief Commercial Officer |
Tax Withholding of RSU |
21,615 |
$46.75 |
$1.01M |
121,746 |
| 2026-02-10 |
Smith Thomas B |
EVP and Chief Medical Officer |
RSU Award |
14,268 |
- |
- |
85,312 |
| 2026-02-10 |
Tupper Colleen |
EVP & Chief Financial Officer |
Tax Withholding of RSU |
26,679 |
$46.75 |
$1.25M |
147,282 |
| 2026-02-10 |
Dieter David |
EVP & General Counsel |
RSU Award |
22,194 |
- |
- |
91,047 |
| 2025-12-08 |
Dreyer Scott |
EVP & Chief Commercial Officer |
Option Exercise (Sell) |
17,600 |
$15.90 |
$279.84K |
- |
| 2025-12-05 |
Balice-gordon Rita J. |
Director |
Informative Sell |
3,650 |
$47.03 |
$171.67K |
52,629 |
| 2025-11-12 |
Fallon John A. |
Director |
Option Exercise (Sell) |
19,853 |
$9.33 |
$185.23K |
- |
| 2025-11-12 |
Karnani Vikram |
President and CEO |
Tax Withholding of RSU |
8,983 |
$47.35 |
$425.35K |
96,989 |
| 2025-11-06 |
Tupper Colleen |
EVP & Chief Financial Officer |
Informative Sell |
4,858 |
$41.28 |
$200.52K |
126,667 |
| 2025-08-29 |
Smith Thomas B |
EVP and Chief Medical Officer |
Informative Sell |
17,478 |
$38.42 |
$671.58K |
70,264 |
| 2025-08-18 |
Dreyer Scott |
EVP & Chief Commercial Officer |
Option Exercise (Sell) |
16,389 |
$21.34 |
$349.74K |
- |
| 2025-08-15 |
Santini Gino |
Director |
Option Exercise (Sell) |
15,000 |
$13.45 |
$201.75K |
- |
| 2025-08-13 |
Rubric Capital Management Lp |
10 Percent Owner |
Informative Sell |
25,000 |
$37.85 |
$946.25K |
3,132,743 |
| 2025-08-13 |
Dreyer Scott |
EVP & Chief Commercial Officer |
Option Exercise (Sell) |
4,861 |
$21.34 |
$103.73K |
16,389 |
| 2025-08-08 |
Freund John Gordon |
Director |
Informative Sell |
11,659 |
$34.36 |
$400.64K |
23,129 |
| 2025-08-07 |
Rubric Capital Management Lp |
10 Percent Owner |
Unknown |
- |
- |
- |
3,157,743 |
| 2025-06-09 |
Freund John Gordon |
Director |
Option Exercise (Sell) |
15,000 |
$13.45 |
$201.75K |
- |
| 2025-05-15 |
Bohlin Garen G |
Director |
RSU Award |
9,791 |
- |
- |
62,259 |
| 2025-05-15 |
Santini Gino |
Director |
RSU Award |
9,791 |
- |
- |
85,447 |
| 2025-05-15 |
Freund John Gordon |
Director |
RSU Award |
9,791 |
- |
- |
62,259 |
| 2025-05-15 |
Lurker Nancy |
Director |
RSU Award |
9,791 |
- |
- |
22,517 |
| 2025-05-15 |
Fallon John A. |
Director |
RSU Award |
9,791 |
- |
- |
64,634 |
| 2025-05-15 |
Paya Carlos V |
Director |
Unknown |
- |
- |
- |
- |
| 2025-05-15 |
Paya Carlos V |
Director |
RSU Award |
19,582 |
- |
- |
19,582 |
| 2025-05-15 |
Balice-gordon Rita J. |
Director |
RSU Award |
9,791 |
- |
- |
56,279 |
| 2025-03-21 |
Dreyer Scott |
EVP & Chief Commercial Officer |
Informative Sell |
18,881 |
$30.03 |
$566.98K |
103,613 |
| 2025-03-21 |
Tupper Colleen |
EVP & Chief Financial Officer |
Informative Sell |
6,396 |
$30.03 |
$192.07K |
156,667 |
| 2025-03-20 |
Dreyer Scott |
EVP & Chief Commercial Officer |
Informative Sell |
1,927 |
$30.00 |
$57.81K |
122,494 |
| 2025-03-20 |
Tupper Colleen |
EVP & Chief Financial Officer |
Informative Sell |
1,206 |
$30.00 |
$36.18K |
163,063 |
| 2025-03-17 |
Dieter David |
Officer |
Unknown |
- |
- |
- |
- |
| 2025-03-17 |
Dieter David |
EVP & General Counsel |
RSU Award |
68,449 |
- |
- |
68,449 |
| 2025-03-14 |
Dreyer Scott |
EVP & Chief Commercial Officer |
Informative Sell |
2,255 |
$30.00 |
$67.66K |
124,421 |
| 2025-03-14 |
Tupper Colleen |
EVP & Chief Financial Officer |
Informative Sell |
977 |
$30.00 |
$29.31K |
164,269 |
| 2025-03-11 |
Tupper Colleen |
EVP & Chief Financial Officer |
Informative Sell |
10,445 |
$30.01 |
$313.41K |
165,246 |
| 2025-03-11 |
Dreyer Scott |
EVP & Chief Commercial Officer |
Informative Sell |
15,387 |
$30.00 |
$461.67K |
126,676 |
| 2025-03-07 |
Dreyer Scott |
EVP & Chief Commercial Officer |
Informative Sell |
2,348 |
$30.00 |
$70.45K |
142,063 |
| 2025-03-07 |
Tupper Colleen |
EVP & Chief Financial Officer |
Informative Sell |
1,504 |
$30.00 |
$45.12K |
175,691 |
| 2025-03-06 |
Kuhlmann Shirley R. |
EVP and General Counsel |
Informative Sell |
26,067 |
$28.50 |
$742.95K |
108,137 |
| 2025-03-06 |
Dreyer Scott |
EVP & Chief Commercial Officer |
Informative Sell |
3,295 |
$30.00 |
$98.85K |
144,411 |
| 2025-03-06 |
Tupper Colleen |
EVP & Chief Financial Officer |
Informative Sell |
1,949 |
$30.00 |
$58.47K |
177,195 |
| 2025-03-06 |
Dreyer Scott |
EVP & Chief Commercial Officer |
Informative Sell |
15,387 |
$30.00 |
$461.67K |
126,676 |
| 2025-03-05 |
Kuhlmann Shirley R. |
EVP and General Counsel |
Informative Sell |
20,000 |
$28.03 |
$560.53K |
134,204 |
| 2025-03-04 |
Kuhlmann Shirley R. |
EVP and General Counsel |
Option Exercise (Sell) |
40,000 |
$24.03 |
$961.2K |
- |
| 2025-02-10 |
Heffernan Michael Thomas |
Director |
RSU Award |
4,820 |
- |
- |
50,328 |
| 2025-02-10 |
Kuhlmann Shirley R. |
EVP and General Counsel |
Tax Withholding of RSU |
25,149 |
$30.52 |
$767.55K |
154,204 |
| 2025-02-10 |
Dreyer Scott |
EVP & Chief Commercial Officer |
Tax Withholding of RSU |
21,670 |
$30.52 |
$661.37K |
147,706 |
■ Informative Buy/Sell — open market transaction (most significant)
■ Uninformative Buy — award, option exercise, conversion
■ Uninformative Sell — tax withholding, award vest sale
■ Neutral — gift, trust, expiry
