COLL Insider Trading

Net Selling · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$3.4M
5 insiders
Net Insider Flow
-$3.4M
open market, 180d
Reporting Insiders
5
8 P/S transactions
Build

Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Recent Form 4 Transactions

100 shown
DateInsiderRoleActionSharesPriceValue
Jun 8, 2026Santini GinoDirectorOption exercise(M)9K$16.49$143K
Jun 8, 2026Santini GinoDirectorOption exercise(M)9K$0
May 18, 2026Freund John GordonDirectorSell(S)20$34.05$681
May 15, 2026Freund John GordonDirectorOption exercise(M)9K$16.49$143K
May 15, 2026Freund John GordonDirectorSell(S)4K$34.54$143K
May 15, 2026Freund John GordonDirectorOption exercise(M)9K$0
May 14, 2026Balice-Gordon Rita J.DirectorGrant(A)9K$0
May 14, 2026Lurker NancyDirectorGrant(A)9K$0
May 14, 2026Paya Carlos VDirectorGrant(A)9K$0
May 14, 2026Glancy Donovan MichaelDirectorGrant(A)17K$0
May 14, 2026Bohlin Garen GDirectorGrant(A)9K$0
May 14, 2026Santini GinoDirectorGrant(A)9K$0
May 14, 2026Freund John GordonDirectorGrant(A)9K$0
May 13, 2026Lurker NancyDirectorSell(S)5K$35.97$162K
May 11, 2026Bohlin Garen GDirectorOption exercise(M)9K$16.49$143K
May 11, 2026Bohlin Garen GDirectorSell(S)9K$37.18$323K
May 11, 2026Bohlin Garen GDirectorOption exercise(M)9K$0
Mar 18, 2026Dieter DavidEVP & General CounselSell(S)14K$34.92$488K
Mar 17, 2026Dieter DavidEVP & General CounselTax withholding(F)9K$35.72$316K
Mar 9, 2026Dieter DavidEVP & General CounselSell(S)6K$36.65$228K
Mar 3, 2026Dreyer ScottEVP & Chief Commercial OfficerSell(S)4K$40.99$146K
Mar 3, 2026Dreyer ScottEVP & Chief Commercial OfficerSell(S)46K$40.36$1.9M
Feb 10, 2026Karnani VikramPresident and CEO, DirectorTax withholding(F)11K$46.75$528K
Feb 10, 2026Karnani VikramPresident and CEO, DirectorGrant(A)33K$0
Feb 10, 2026Karnani VikramPresident and CEO, DirectorGrant(A)79K$0
Feb 10, 2026Dreyer ScottEVP & Chief Commercial OfficerTax withholding(F)22K$46.75$1.0M
Feb 10, 2026Dreyer ScottEVP & Chief Commercial OfficerTax withholding(F)10K$46.75$466K
Feb 10, 2026Dreyer ScottEVP & Chief Commercial OfficerGrant(A)31K$0
Feb 10, 2026Dreyer ScottEVP & Chief Commercial OfficerGrant(A)19K$0
Feb 10, 2026Smith Thomas BEVP and Chief Medical OfficerTax withholding(F)6K$46.75$276K
Feb 10, 2026Smith Thomas BEVP and Chief Medical OfficerTax withholding(F)12K$46.75$539K
Feb 10, 2026Smith Thomas BEVP and Chief Medical OfficerGrant(A)23K$0
Feb 10, 2026Smith Thomas BEVP and Chief Medical OfficerGrant(A)14K$0
Feb 10, 2026Tupper ColleenEVP & Chief Financial OfficerGrant(A)33K$0
Feb 10, 2026Tupper ColleenEVP & Chief Financial OfficerGrant(A)26K$0
Feb 10, 2026Tupper ColleenEVP & Chief Financial OfficerTax withholding(F)12K$46.75$555K
Feb 10, 2026Tupper ColleenEVP & Chief Financial OfficerTax withholding(F)27K$46.75$1.2M
Feb 10, 2026Dieter DavidEVP & General CounselGrant(A)22K$0
Feb 10, 2026Dieter DavidEVP & General CounselGrant(A)9K$0
Feb 10, 2026Dieter DavidEVP & General CounselTax withholding(F)3K$46.75$130K
Dec 8, 2025Dreyer ScottEVP & Chief Commercial OfficerSell(S)11K$47.89$533K
Dec 8, 2025Dreyer ScottEVP & Chief Commercial OfficerSell(S)6K$48.66$315K
Dec 8, 2025Dreyer ScottEVP & Chief Commercial OfficerOption exercise(M)18K$15.90$280K
Dec 8, 2025Dreyer ScottEVP & Chief Commercial OfficerOption exercise(M)18K$0
Dec 5, 2025Balice-Gordon Rita J.DirectorSell(S)4K$47.03$172K
Nov 12, 2025Fallon John A.DirectorOption exercise(M)15K$16.49$247K
Nov 12, 2025Fallon John A.DirectorSell(S)35K$47.21$1.6M
Nov 12, 2025Fallon John A.DirectorOption exercise(M)20K$9.33$185K
Nov 12, 2025Fallon John A.DirectorOption exercise(M)20K$0
Nov 12, 2025Fallon John A.DirectorOption exercise(M)15K$0
Nov 12, 2025Karnani VikramPresident and CEO, DirectorTax withholding(F)9K$47.35$425K
Nov 6, 2025Tupper ColleenEVP & Chief Financial OfficerSell(S)25K$40.38$1.0M
Nov 6, 2025Tupper ColleenEVP & Chief Financial OfficerSell(S)5K$41.28$201K
Aug 29, 2025Smith Thomas BEVP and Chief Medical OfficerSell(S)17K$38.42$672K
Aug 18, 2025Dreyer ScottEVP & Chief Commercial OfficerOption exercise(M)16K$21.34$350K
Aug 18, 2025Dreyer ScottEVP & Chief Commercial OfficerSell(S)16K$38.21$626K
Aug 18, 2025Dreyer ScottEVP & Chief Commercial OfficerOption exercise(M)16K$0
Aug 15, 2025Santini GinoDirectorOption exercise(M)15K$13.45$202K
Aug 15, 2025Santini GinoDirectorSell(S)5K$37.19$201K
Aug 15, 2025Santini GinoDirectorOption exercise(M)15K$0
Aug 13, 2025Rubric Capital Management LP10% OwnerSell(S)25K$37.85$946K
Aug 13, 2025Dreyer ScottEVP & Chief Commercial OfficerOption exercise(M)5K$21.34$104K
Aug 13, 2025Dreyer ScottEVP & Chief Commercial OfficerSell(S)5K$38.03$185K
Aug 13, 2025Dreyer ScottEVP & Chief Commercial OfficerOption exercise(M)5K$0
Aug 8, 2025Freund John GordonDirectorSell(S)12K$34.36$401K
Jun 9, 2025Freund John GordonDirectorOption exercise(M)15K$13.45$202K
Jun 9, 2025Freund John GordonDirectorSell(S)7K$30.62$202K
Jun 9, 2025Freund John GordonDirectorOption exercise(M)15K$0
May 15, 2025Paya Carlos VDirectorGrant(A)20K$0
May 15, 2025Santini GinoDirectorGrant(A)10K$0
May 15, 2025Freund John GordonDirectorGrant(A)10K$0
May 15, 2025Balice-Gordon Rita J.DirectorGrant(A)10K$0
May 15, 2025Bohlin Garen GDirectorGrant(A)10K$0
May 15, 2025Lurker NancyDirectorGrant(A)10K$0
May 15, 2025Fallon John A.DirectorGrant(A)10K$0
Mar 21, 2025Dreyer ScottEVP & Chief Commercial OfficerSell(S)19K$30.03$567K
Mar 21, 2025Tupper ColleenEVP & Chief Financial OfficerSell(S)6K$30.03$192K
Mar 20, 2025Dreyer ScottEVP & Chief Commercial OfficerSell(S)2K$30.00$58K
Mar 20, 2025Tupper ColleenEVP & Chief Financial OfficerSell(S)1K$30.00$36K
Mar 17, 2025Dieter DavidEVP & General CounselGrant(A)68K$0
Mar 14, 2025Dreyer ScottEVP & Chief Commercial OfficerSell(S)2K$30.00$68K
Mar 14, 2025Tupper ColleenEVP & Chief Financial OfficerSell(S)977$30.00$29K
Mar 11, 2025Tupper ColleenEVP & Chief Financial OfficerSell(S)10K$30.01$313K
Mar 11, 2025Dreyer ScottEVP & Chief Commercial OfficerSell(S)15K$30.00$462K
Mar 7, 2025Dreyer ScottEVP & Chief Commercial OfficerSell(S)2K$30.00$70K
Mar 7, 2025Tupper ColleenEVP & Chief Financial OfficerSell(S)2K$30.00$45K
Mar 6, 2025Kuhlmann Shirley R.EVP and General CounselSell(S)26K$28.50$743K
Mar 6, 2025Dreyer ScottEVP & Chief Commercial OfficerSell(S)3K$30.00$99K
Mar 6, 2025Tupper ColleenEVP & Chief Financial OfficerSell(S)2K$30.00$58K
Mar 5, 2025Kuhlmann Shirley R.EVP and General CounselSell(S)20K$28.03$561K
Mar 4, 2025Kuhlmann Shirley R.EVP and General CounselSell(S)40K$28.08$1.1M
Mar 4, 2025Kuhlmann Shirley R.EVP and General CounselOption exercise(M)40K$24.03$961K
Mar 4, 2025Kuhlmann Shirley R.EVP and General CounselOption exercise(M)40K$0
Feb 10, 2025Kuhlmann Shirley R.EVP and General CounselTax withholding(F)10K$30.52$300K
Feb 10, 2025Kuhlmann Shirley R.EVP and General CounselTax withholding(F)25K$30.52$768K
Feb 10, 2025Kuhlmann Shirley R.EVP and General CounselGrant(A)29K$0
Feb 10, 2025Kuhlmann Shirley R.EVP and General CounselGrant(A)41K$0
Feb 10, 2025Tupper ColleenEVP & Chief Financial OfficerGrant(A)27K$0
Feb 10, 2025Tupper ColleenEVP & Chief Financial OfficerGrant(A)52K$0
Feb 10, 2025Tupper ColleenEVP & Chief Financial OfficerTax withholding(F)22K$30.52$681K

Data Source

Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.

Coverage: Form 4 filings indexed 2021-03-292026-07-14. Earlier history is backfilling; this window widens as it deepens.

Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).