Stock chart
Ticker: COLL Exchange: NSM


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Earnings
Earnings
 
Value bought

Past 90 days

 
Value sold

Past 90 days

 
Net insiders buying

Past 90 days

 
Trades (buy and sell)

Past 90 days

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2025-03-24 2025-03-21 PS Planned sale

Tupper Colleen

EVP & Chief Financial Officer

Officer
6,396 -3.9%
30.03
USD 192,069
6,396 -3.9% 30.03 USD 192,069
2025-03-24 2025-03-21 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
18,881 -15.4%
30.03
USD 566,983
18,881 -15.4% 30.03 USD 566,983
2025-03-24 2025-03-20 PS Planned sale

Tupper Colleen

EVP & Chief Financial Officer

Officer
1,206 -0.7%
30.00
USD 36,181
1,206 -0.7% 30.00 USD 36,181
2025-03-24 2025-03-20 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
1,927 -1.5%
30.00
USD 57,811
1,927 -1.5% 30.00 USD 57,811
2025-03-18 2025-03-14 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
2,255 -1.8%
30.00
USD 67,661
2,255 -1.8% 30.00 USD 67,661
2025-03-18 2025-03-14 PS Planned sale

Tupper Colleen

EVP & Chief Financial Officer

Officer
977 -0.6%
30.00
USD 29,313
977 -0.6% 30.00 USD 29,313
2025-03-13 2025-03-11 PS Planned sale

Tupper Colleen

EVP & Chief Financial Officer

Officer
10,445 -5.9%
30.01
USD 313,413
10,445 -5.9% 30.01 USD 313,413
2025-03-10 2025-03-07 PS Planned sale

Tupper Colleen

EVP & Chief Financial Officer

Officer
1,504 -0.8%
30.00
USD 45,121
1,504 -0.8% 30.00 USD 45,121
2025-03-10 2025-03-07 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
2,348 -1.6%
30.00
USD 70,446
2,348 -1.6% 30.00 USD 70,446
2025-03-13 2025-03-06 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
15,387 -10.8%
30.00
USD 461,672
15,387 -10.8% 30.00 USD 461,672
2025-03-10 2025-03-06 PS Planned sale

Tupper Colleen

EVP & Chief Financial Officer

Officer
1,949 -1.1%
30.00
USD 58,470
1,949 -1.1% 30.00 USD 58,470
2025-03-10 2025-03-06 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
3,295 -2.2%
30.00
USD 98,854
3,295 -2.2% 30.00 USD 98,854
2025-03-06 2025-03-06 S Sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
26,067 -19.4%
28.50
USD 742,946
26,067 -19.4% 28.50 USD 742,946
2025-03-06 2025-03-05 S Sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
20,000 -13.0%
28.03
USD 560,528
20,000 -13.0% 28.03 USD 560,528
2025-03-06 2025-03-04 S Sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
40,000 -20.6%
28.08
USD 1,123,160
40,000 -20.6% 28.08 USD 1,123,160
2025-01-14 2025-01-10 PS Planned sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
6,100 -4.9%
33.64
USD 205,220
6,100 -4.9% 33.64 USD 205,220
2025-01-14 2025-01-10 PS Planned sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
21,400 -14.6%
32.87
USD 703,407
21,400 -14.6% 32.87 USD 703,407
2024-09-17 2024-09-13 S Sale

Smith Thomas B

EVP and Chief Medical Officer

Officer
9,593 -15.1%
36.62
USD 351,320
9,593 -15.1% 36.62 USD 351,320
2024-09-06 2024-09-06 S Sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
977 -0.8%
37.46
USD 36,594
977 -0.8% 37.46 USD 36,594
2024-09-06 2024-09-05 S Sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
2,400 -2.0%
39.14
USD 93,941
2,400 -2.0% 39.14 USD 93,941
2024-09-06 2024-09-05 S Sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
16,848 -12.1%
38.18
USD 643,257
16,848 -12.1% 38.18 USD 643,257
2024-06-05 2024-06-03 PS Planned sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
700 -0.5%
33.22
USD 23,254
700 -0.5% 33.22 USD 23,254
2024-06-05 2024-06-03 PS Planned sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
24,300 -14.8%
32.55
USD 790,926
24,300 -14.8% 32.55 USD 790,926
2024-05-29 2024-05-28 PS Planned sale

Tupper Colleen

EVP & Chief Financial Officer

Officer
19,710 -13.1%
34.21
USD 674,368
19,710 -13.1% 34.21 USD 674,368
2024-05-28 2024-05-24 S Sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
56,807 -34.9%
33.98
USD 1,930,455
56,807 -34.9% 33.98 USD 1,930,455
2024-05-28 2024-05-23 S Sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
51,209 -26.9%
33.82
USD 1,732,093
51,209 -26.9% 33.82 USD 1,732,093
2024-05-16 2024-05-14 S Sale

BOHLIN GAREN G

Non-Executive Director
28,985 -39.3%
32.30
USD 936,311
28,985 -39.3% 32.30 USD 936,311
2024-03-04 2024-02-29 S Sale

Smith Thomas B

EVP and Chief Medical Officer

Officer
995 -1.5%
36.76
USD 36,580
995 -1.5% 36.76 USD 36,580
2024-02-28 2024-02-26 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
664 -0.5%
37.15
USD 24,670
664 -0.5% 37.15 USD 24,670
2024-02-28 2024-02-26 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
9,336 -6.3%
36.38
USD 339,601
9,336 -6.3% 36.38 USD 339,601
2024-01-18 2024-01-16 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
23,560 -17.5%
32.28
USD 760,519
23,560 -17.5% 32.28 USD 760,519
2023-12-22 2023-12-21 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
4,357 -1.6%
30.38
USD 132,377
4,357 -1.6% 30.38 USD 132,377
2023-12-20 2023-12-20 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
26,454 -8.8%
30.40
USD 804,210
26,454 -8.8% 30.40 USD 804,210
2023-12-20 2023-12-19 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
14,516 -5.0%
30.03
USD 435,942
14,516 -5.0% 30.03 USD 435,942
2023-12-20 2023-12-18 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
27,798 -9.2%
30.04
USD 834,935
27,798 -9.2% 30.04 USD 834,935
2023-11-29 2023-11-27 PS Planned sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
25,600 -17.6%
25.78
USD 660,014
25,600 -17.6% 25.78 USD 660,014
2023-06-28 2023-06-26 PS Planned sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
1,363 -1.1%
22.53
USD 30,715
1,363 -1.1% 22.53 USD 30,715
2023-06-28 2023-06-26 PS Planned sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
16,621 -12.1%
21.65
USD 359,918
16,621 -12.1% 21.65 USD 359,918
2023-06-02 2023-06-02 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
1,000 -0.4%
22.25
USD 22,251
1,000 -0.4% 22.25 USD 22,251
2023-06-02 2023-06-02 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
30,272 -9.9%
21.58
USD 653,173
30,272 -9.9% 21.58 USD 653,173
2023-06-02 2023-06-01 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
31,272 -9.3%
22.09
USD 690,758
31,272 -9.3% 22.09 USD 690,758
2023-06-01 2023-05-31 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
31,272 -8.5%
21.87
USD 683,797
31,272 -8.5% 21.87 USD 683,797
2023-06-01 2023-05-30 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
31,271 -7.8%
21.90
USD 684,907
31,271 -7.8% 21.90 USD 684,907
2023-03-17 2023-03-15 PS Planned sale

Tupper Colleen

EVP & Chief Financial Officer

Officer
31,640 -23.1%
23.77
USD 752,165
31,640 -23.1% 23.77 USD 752,165
2023-03-03 2023-03-01 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
13,324 -9.0%
26.70
USD 355,751
13,324 -9.0% 26.70 USD 355,751
2023-02-14 2023-02-13 PS Planned sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
21,811 -13.7%
26.88
USD 586,280
21,811 -13.7% 26.88 USD 586,280
2023-02-14 2023-02-13 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
11,250 -2.7%
26.88
USD 302,400
11,250 -2.7% 26.88 USD 302,400
2023-01-11 2023-01-09 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
69 -0.1%
28.58
USD 1,972
69 -0.1% 28.58 USD 1,972
2023-01-11 2023-01-09 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
7,341 -6.7%
27.83
USD 204,300
7,341 -6.7% 27.83 USD 204,300
2023-01-11 2023-01-09 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
10,424 -8.6%
27.08
USD 282,282
10,424 -8.6% 27.08 USD 282,282
2022-12-27 2022-12-27 PS Planned sale

Heffernan Michael Thomas

Non-Executive Director
3,820 -12.0%
24.16
USD 92,291
3,820 -12.0% 24.16 USD 92,291
2022-12-27 2022-12-27 PS Planned sale

Heffernan Michael Thomas

Non-Executive Director
15,995 -36.3%
23.63
USD 377,962
15,995 -36.3% 23.63 USD 377,962
2022-12-27 2022-12-27 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
400 -0.2%
24.19
USD 9,676
400 -0.2% 24.19 USD 9,676
2022-12-27 2022-12-27 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
1,804 -0.7%
23.65
USD 42,665
1,804 -0.7% 23.65 USD 42,665
2022-12-27 2022-12-23 PS Planned sale

Heffernan Michael Thomas

Non-Executive Director
4,989 -15.1%
23.00
USD 114,747
4,989 -15.1% 23.00 USD 114,747
2022-12-27 2022-12-23 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
147 -0.1%
23.00
USD 3,381
147 -0.1% 23.00 USD 3,381
2022-12-27 2022-12-22 PS Planned sale

Heffernan Michael Thomas

Non-Executive Director
237 -0.8%
23.00
USD 5,451
237 -0.8% 23.00 USD 5,451
2022-12-27 2022-12-22 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
110 -0.0%
23.00
USD 2,530
110 -0.0% 23.00 USD 2,530
2022-12-21 2022-12-21 PS Planned sale

Heffernan Michael Thomas

Non-Executive Director
46,600 -62.4%
23.11
USD 1,076,926
46,600 -62.4% 23.11 USD 1,076,926
2022-12-21 2022-12-21 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
7,333 -2.8%
23.11
USD 169,466
7,333 -2.8% 23.11 USD 169,466
2022-12-21 2022-12-20 PS Planned sale

Heffernan Michael Thomas

Non-Executive Director
33,758 -54.6%
23.08
USD 779,135
33,758 -54.6% 23.08 USD 779,135
2022-12-21 2022-12-20 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
9,375 -3.5%
23.07
USD 216,281
9,375 -3.5% 23.07 USD 216,281
2022-12-21 2022-12-19 PS Planned sale

Heffernan Michael Thomas

Non-Executive Director
3,606 -11.4%
23.04
USD 83,082
3,606 -11.4% 23.04 USD 83,082
2022-12-21 2022-12-19 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
1,134 -0.4%
23.01
USD 26,093
1,134 -0.4% 23.01 USD 26,093
2022-12-14 2022-12-13 PS Planned sale

Heffernan Michael Thomas

Non-Executive Director
161,687 -85.2%
22.16
USD 3,582,984
161,687 -85.2% 22.16 USD 3,582,984
2022-12-14 2022-12-12 PS Planned sale

Heffernan Michael Thomas

Non-Executive Director
27,920 -49.9%
22.01
USD 614,519
27,920 -49.9% 22.01 USD 614,519
2022-12-05 2022-12-02 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
54,400 -16.8%
23.07
USD 1,255,008
54,400 -16.8% 23.07 USD 1,255,008
2022-12-05 2022-12-01 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
76,653 -19.2%
22.47
USD 1,722,393
76,653 -19.2% 22.47 USD 1,722,393
2022-11-30 2022-11-28 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
43 -0.0%
22.00
USD 946
43 -0.0% 22.00 USD 946
2022-11-25 2022-11-22 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
65 -0.0%
22.00
USD 1,430
65 -0.0% 22.00 USD 1,430
2022-11-22 2022-11-18 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
1,989 -0.6%
22.02
USD 43,798
1,989 -0.6% 22.02 USD 43,798
2022-10-06 2022-10-04 PS Planned sale

Tupper Colleen

EVP & Chief Financial Officer

Officer
4,350 -4.6%
17.35
USD 75,473
4,350 -4.6% 17.35 USD 75,473
2022-09-16 2022-09-15 PS Planned sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
38,589 -26.1%
18.07
USD 697,303
38,589 -26.1% 18.07 USD 697,303
2022-08-15 2022-08-11 PS Planned sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
300 -0.2%
20.01
USD 6,003
300 -0.2% 20.01 USD 6,003
2022-03-03 2022-03-01 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
11,011 -3.3%
19.04
USD 209,649
11,011 -3.3% 19.04 USD 209,649
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