Stock chart
Ticker: COLL Exchange: NSM


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Purchase Sale Planned purchase Planned sale Net purchase Net sale
Past 90 days
 
Value bought
 
Value sold
 
Net insiders buying
 
Trades (buy and sell)
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 Total value Details
2024-06-05 2024-06-03 PS Planned sale

Kuhlmann Shirley R.

EVP and General Counsel

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

Kuhlmann Shirley R.

EVP and General Counsel

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

Tupper Colleen

EVP & Chief Financial Officer

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

Dreyer Scott

EVP & Chief Commercial Officer

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

Dreyer Scott

EVP & Chief Commercial Officer

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

BOHLIN GAREN G

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

Smith Thomas B

EVP and Chief Medical Officer

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

Dreyer Scott

EVP & Chief Commercial Officer

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

Dreyer Scott

EVP & Chief Commercial Officer

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

Dreyer Scott

EVP & Chief Commercial Officer

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

Ciaffoni Joseph

President and CEO

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

Ciaffoni Joseph

President and CEO

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

Ciaffoni Joseph

President and CEO

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

Ciaffoni Joseph

President and CEO

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

Kuhlmann Shirley R.

EVP and General Counsel

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

Kuhlmann Shirley R.

EVP and General Counsel

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

Kuhlmann Shirley R.

EVP and General Counsel

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

Ciaffoni Joseph

President and CEO

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

Ciaffoni Joseph

President and CEO

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

Ciaffoni Joseph

President and CEO

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

Ciaffoni Joseph

President and CEO

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

Ciaffoni Joseph

President and CEO

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

Tupper Colleen

EVP & Chief Financial Officer

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

Dreyer Scott

EVP & Chief Commercial Officer

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

Kuhlmann Shirley R.

EVP and General Counsel

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

Ciaffoni Joseph

President and CEO

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

Dreyer Scott

EVP & Chief Commercial Officer

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

Dreyer Scott

EVP & Chief Commercial Officer

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

Dreyer Scott

EVP & Chief Commercial Officer

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

Heffernan Michael Thomas

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

Heffernan Michael Thomas

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

Ciaffoni Joseph

President and CEO

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

Ciaffoni Joseph

President and CEO

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

Heffernan Michael Thomas

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

Ciaffoni Joseph

President and CEO

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

Heffernan Michael Thomas

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

Ciaffoni Joseph

President and CEO

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

Heffernan Michael Thomas

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

Ciaffoni Joseph

President and CEO

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

Heffernan Michael Thomas

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

Ciaffoni Joseph

President and CEO

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

Heffernan Michael Thomas

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

Ciaffoni Joseph

President and CEO

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

Heffernan Michael Thomas

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

Heffernan Michael Thomas

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

Ciaffoni Joseph

President and CEO

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

Ciaffoni Joseph

President and CEO

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

Ciaffoni Joseph

President and CEO

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

Ciaffoni Joseph

President and CEO

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

Ciaffoni Joseph

President and CEO

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

Tupper Colleen

EVP & Chief Financial Officer

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

Kuhlmann Shirley R.

EVP and General Counsel

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

Kuhlmann Shirley R.

EVP and General Counsel

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

Ciaffoni Joseph

President and CEO

Executive Director
11,011 -3.3%
19.04
209,649 USD
11,011 -3.3% 19.04 209,649 USD
2022-03-03 2022-03-01 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
65,083 -16.2%
18.37
1,195,575 USD
65,083 -16.2% 18.37 1,195,575 USD
2022-02-28 2022-02-18 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
10,559 -8.0%
21.61
228,180 USD
10,559 -8.0% 21.61 228,180 USD
2021-12-17 2021-12-15 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
5,693 -6.9%
18.33
104,353 USD
5,693 -6.9% 18.33 104,353 USD
2021-06-03 2021-06-02 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
5,861 -2.1%
22.81
133,689 USD
5,861 -2.1% 22.81 133,689 USD
2021-06-03 2021-06-01 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
10,829 -3.8%
23.33
252,641 USD
10,829 -3.8% 23.33 252,641 USD
2021-06-03 2021-06-01 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
5,376 -1.9%
22.93
123,272 USD
5,376 -1.9% 22.93 123,272 USD
2021-05-12 2021-05-10 PS Planned sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
7,000 -7.2%
22.77
159,390 USD
7,000 -7.2% 22.77 159,390 USD
2021-03-17 2021-03-15 PS Planned sale

Heffernan Michael Thomas

Non-Executive Director
3,031 -42.8%
25.88
78,442 USD
3,031 -42.8% 25.88 78,442 USD
2021-03-17 2021-03-15 PS Planned sale

Heffernan Michael Thomas

Non-Executive Director
47,044 -86.9%
25.26
1,188,331 USD
47,044 -86.9% 25.26 1,188,331 USD
2021-03-03 2021-03-01 PS Planned sale

Fleming Alison B

Chief Technical Officer

Officer
6,011 -3.9%
23.36
140,417 USD
6,011 -3.9% 23.36 140,417 USD
2021-03-03 2021-03-01 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
9,809 -3.4%
23.30
228,550 USD
9,809 -3.4% 23.30 228,550 USD
2021-03-03 2021-03-01 PS Planned sale

Ciaffoni Joseph

President and CEO

Executive Director
54,959 -16.0%
22.56
1,239,875 USD
54,959 -16.0% 22.56 1,239,875 USD
2021-02-12 2021-02-11 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
5,798 -6.5%
25.33
146,863 USD
5,798 -6.5% 25.33 146,863 USD
2021-02-12 2021-02-11 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
2,100 -2.3%
24.89
52,269 USD
2,100 -2.3% 24.89 52,269 USD
2021-01-21 2021-01-20 PS Planned sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
6,081 -5.5%
24.45
148,680 USD
6,081 -5.5% 24.45 148,680 USD
2021-01-20 2021-01-15 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
1,322 -2.9%
22.89
30,261 USD
1,322 -2.9% 22.89 30,261 USD
2021-01-11 2021-01-07 PS Planned sale

Fleming Alison B

Chief Technology Officer

Officer
16,042 -12.6%
22.00
352,924 USD
16,042 -12.6% 22.00 352,924 USD
2020-12-07 2020-12-03 PS Planned sale

Fleming Alison B

Chief Technology Officer

Officer
5,967 -5.1%
19.24
114,805 USD
5,967 -5.1% 19.24 114,805 USD
2020-10-16 2020-10-15 PS Planned sale

Kuhlmann Shirley R.

EVP and General Counsel

Officer
7,060 -10.9%
20.82
146,989 USD
7,060 -10.9% 20.82 146,989 USD
2020-08-12 2020-08-11 PS Planned sale

Heffernan Michael Thomas

Non-Executive Director
13,071 -19.5%
19.13
250,048 USD
13,071 -19.5% 19.13 250,048 USD
2020-07-14 2020-07-13 PS Planned sale

Dreyer Scott

EVP & Chief Commercial Officer

Officer
1,429 -3.0%
17.01
24,307 USD
1,429 -3.0% 17.01 24,307 USD