$COLL

📈 Chart

36 transactions across 12 dates · last 365 days

6-Month Buy/Sell Trend

Buys Sells
2026-03-17
1 other
Insider Title Type Shares Price $ Value 10b5-1 Filed
Dieter David EVP & General Counsel F 8,840 $36 $316K Apr 3
2025-12-08
▼ 2 sells · $848K 2 other
Insider Title Type Shares Price $ Value 10b5-1 Filed
Dreyer Scott EVP & Chief Commercial Officer M 17,600 $16 $280K Plan Dec 10
Dreyer Scott EVP & Chief Commercial Officer ▼ Sell 11,125 $48 $533K Plan Dec 10
Dreyer Scott EVP & Chief Commercial Officer ▼ Sell 6,475 $49 $315K Plan Dec 10
Dreyer Scott EVP & Chief Commercial Officer M 17,600 $0 $0 Plan Dec 10
2025-12-05
▼ 1 sell · $172K
Insider Title Type Shares Price $ Value 10b5-1 Filed
Balice-Gordon Rita J. ▼ Sell 3,650 $47 $172K Dec 9
2025-11-12
▼ 1 sell · $1.6M 5 other
⚡ 2 insiders
Insider Title Type Shares Price $ Value 10b5-1 Filed
Fallon John A. M 15,000 $16 $247K Nov 14
Fallon John A. M 19,853 $9 $185K Nov 14
Fallon John A. ▼ Sell 34,853 $47 $1.6M Nov 14
Fallon John A. M 15,000 $0 $0 Nov 14
Fallon John A. M 19,853 $0 $0 Nov 14
Karnani Vikram President and CEO F 8,983 $47 $425K Nov 14
2025-11-06
▼ 2 sells · $1.2M
Insider Title Type Shares Price $ Value 10b5-1 Filed
Tupper Colleen EVP & Chief Financial Officer ▼ Sell 25,142 $40 $1.0M Plan Nov 7
Tupper Colleen EVP & Chief Financial Officer ▼ Sell 4,858 $41 $201K Plan Nov 7
2025-08-29
▼ 1 sell · $672K
Insider Title Type Shares Price $ Value 10b5-1 Filed
Smith Thomas B EVP and Chief Medical Officer ▼ Sell 17,478 $38 $672K Sep 3
2025-08-18
▼ 1 sell · $626K 2 other
Insider Title Type Shares Price $ Value 10b5-1 Filed
Dreyer Scott EVP & Chief Commercial Officer M 16,389 $21 $350K Plan Aug 20
Dreyer Scott EVP & Chief Commercial Officer ▼ Sell 16,389 $38 $626K Plan Aug 20
Dreyer Scott EVP & Chief Commercial Officer M 16,389 $0 $0 Plan Aug 20
2025-08-15
▼ 1 sell · $201K 2 other
Insider Title Type Shares Price $ Value 10b5-1 Filed
SANTINI GINO M 15,000 $13 $202K Aug 19
SANTINI GINO ▼ Sell 5,405 $37 $201K Aug 19
SANTINI GINO M 15,000 $0 $0 Aug 19
2025-08-13
▼ 2 sells · $1.1M 2 other
⚡ 2 insiders
Insider Title Type Shares Price $ Value 10b5-1 Filed
Rubric Capital Management LP ▼ Sell 25,000 $38 $946K Aug 15
Dreyer Scott EVP & Chief Commercial Officer M 4,861 $21 $104K Plan Aug 15
Dreyer Scott EVP & Chief Commercial Officer ▼ Sell 4,861 $38 $185K Plan Aug 15
Dreyer Scott EVP & Chief Commercial Officer M 4,861 $0 $0 Plan Aug 15
2025-08-08
▼ 1 sell · $401K
Insider Title Type Shares Price $ Value 10b5-1 Filed
Freund John Gordon ▼ Sell 11,659 $34 $401K Aug 12
2025-06-09
▼ 1 sell · $202K 2 other
Insider Title Type Shares Price $ Value 10b5-1 Filed
Freund John Gordon M 15,000 $13 $202K Jun 11
Freund John Gordon ▼ Sell 6,601 $31 $202K Jun 11
Freund John Gordon M 15,000 $0 $0 Jun 11
2025-05-15
7 other
⚡ 7 insiders
Insider Title Type Shares Price $ Value 10b5-1 Filed
BOHLIN GAREN G A 9,791 $0 $0 May 19
Balice-Gordon Rita J. A 9,791 $0 $0 May 19
Paya Carlos V A 19,582 $0 $0 May 19
SANTINI GINO A 9,791 $0 $0 May 19
Freund John Gordon A 9,791 $0 $0 May 19
Lurker Nancy A 9,791 $0 $0 May 19
Fallon John A. A 9,791 $0 $0 May 19