KRON Insider Trading

KRON · full profile →Last filing Jun 20, 2025
Mixed · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$0
0 insiders
Net Insider Flow
$0
open market, 180d
Reporting Insiders
0
0 P/S transactions
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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 20, 2025Knobelman DeborahPresident & Interim CEOTender(U)139K$0.57$79K
Jun 20, 2025Knobelman DeborahPresident & Interim CEODisposed to issuer(D)246K$0
Jun 20, 2025Stultz Katherine VDirectorDisposed to issuer(D)68K$0
Jun 20, 2025Stultz Katherine VDirectorDisposed to issuer(D)7K$0
Jun 20, 2025Stultz Katherine VDirectorDisposed to issuer(D)34K$0
Jun 20, 2025Yang TaiyinDirectorTender(U)11K$0.57$6K
Jun 20, 2025Yang TaiyinDirectorDisposed to issuer(D)34K$0
Jun 20, 2025Yang TaiyinDirectorDisposed to issuer(D)17K$0
Jun 20, 2025Yang TaiyinDirectorDisposed to issuer(D)41K$0
Jun 20, 2025Yang TaiyinDirectorDisposed to issuer(D)5K$0
Jun 20, 2025Yang TaiyinDirectorDisposed to issuer(D)34K$0
Jun 20, 2025Dansey Roger DDirectorDisposed to issuer(D)34K$0
Jun 20, 2025Dansey Roger DDirectorDisposed to issuer(D)68K$0
Jun 20, 2025Dansey Roger DDirectorDisposed to issuer(D)6K$0
Jun 20, 2025Kazam Joshua ADirectorTender(U)94K$0.57$54K
Jun 20, 2025Kazam Joshua ADirectorDisposed to issuer(D)34K$0
Jun 20, 2025Kazam Joshua ADirectorDisposed to issuer(D)34K$0
Jun 20, 2025Kazam Joshua ADirectorDisposed to issuer(D)21K$0
Jun 20, 2025Kazam Joshua ADirectorDisposed to issuer(D)34K$0
Jun 20, 2025Blunt Roshawn A.DirectorDisposed to issuer(D)34K$0
Jun 20, 2025Blunt Roshawn A.DirectorDisposed to issuer(D)34K$0
Jun 20, 2025Blunt Roshawn A.DirectorDisposed to issuer(D)41K$0
Jun 20, 2025Blunt Roshawn A.DirectorDisposed to issuer(D)34K$0
Jun 20, 2025Tanen David MDirectorTender(U)26K$0.57$15K
Jun 20, 2025Tanen David MDirectorTender(U)26K$0.57$15K
Jun 20, 2025Tanen David MDirectorTender(U)26K$0.57$15K
Jun 20, 2025Tanen David MDirectorTender(U)471K$0.57$269K
Jun 20, 2025Tanen David MDirectorTender(U)363K$0.57$207K
Jun 20, 2025Tanen David MDirectorDisposed to issuer(D)34K$0
Jun 20, 2025Tanen David MDirectorDisposed to issuer(D)34K$0
Jun 20, 2025Tanen David MDirectorDisposed to issuer(D)34K$0
Jun 20, 2025Tanen David MDirectorDisposed to issuer(D)21K$0
Jun 20, 2025Tanen David MDirectorDisposed to issuer(D)86K$0
Jun 20, 2025Tanen David MDirectorDisposed to issuer(D)20K$0
Jun 20, 2025Belldegrun ArieDirectorTender(U)680K$0.57$387K
Jun 20, 2025Belldegrun ArieDirectorTender(U)2.8M$0.57$1.6M
Jun 20, 2025Belldegrun ArieDirectorDisposed to issuer(D)34K$0
Jun 20, 2025Belldegrun ArieDirectorDisposed to issuer(D)34K$0
Jun 20, 2025Belldegrun ArieDirectorDisposed to issuer(D)34K$0
Jun 20, 2025Belldegrun ArieDirectorDisposed to issuer(D)21K$0
Jun 20, 2025Ridloff ElenaDirectorTender(U)25K$0.57$14K
Jun 20, 2025Ridloff ElenaDirectorDisposed to issuer(D)17K$0
Jun 20, 2025Ridloff ElenaDirectorDisposed to issuer(D)34K$0
Jun 20, 2025Ridloff ElenaDirectorDisposed to issuer(D)15K$0
Jun 20, 2025Ridloff ElenaDirectorDisposed to issuer(D)27K$0
Jun 20, 2025Ridloff ElenaDirectorDisposed to issuer(D)26K$0
Jun 20, 2025Ridloff ElenaDirectorDisposed to issuer(D)17K$0
Jun 20, 2025Bischofberger Norbert WDirector, 10% OwnerTender(U)264K$0.57$150K
Jun 20, 2025Bischofberger Norbert WDirector, 10% OwnerTender(U)264K$0.57$150K
Jun 20, 2025Bischofberger Norbert WDirector, 10% OwnerTender(U)10.8M$0.57$6.2M
Jun 20, 2025Bischofberger Norbert WDirector, 10% OwnerTender(U)264K$0.57$150K
Jun 20, 2025Bischofberger Norbert WDirector, 10% OwnerTender(U)264K$0.57$150K
Jun 20, 2025Bischofberger Norbert WDirector, 10% OwnerDisposed to issuer(D)571K$0
Jun 20, 2025Bischofberger Norbert WDirector, 10% OwnerDisposed to issuer(D)400K$0
Jun 20, 2025Bischofberger Norbert WDirector, 10% OwnerDisposed to issuer(D)297K$0
Jun 20, 2025Bischofberger Norbert WDirector, 10% OwnerDisposed to issuer(D)700K$0
Jun 5, 2025Knobelman DeborahPresident & Interim CEOSell(S)25K$0.87$22K
Oct 15, 2024Lin Charles YChief Scientific OfficerGrant(A)73K$0
Oct 15, 2024Frisbee AllisonChief Administrative OfficerGrant(A)73K$0
Jun 28, 2024Bischofberger Norbert WPRESIDENT & CEO, DirectorBuy(P)205K$1.25$256K
Jun 27, 2024Bischofberger Norbert WPRESIDENT & CEO, DirectorBuy(P)411K$1.17$481K
Jun 25, 2024Tanen David MDirectorGrant(A)34K$0
Jun 25, 2024Belldegrun ArieDirectorGrant(A)34K$0
Jun 25, 2024Kazam Joshua ADirectorGrant(A)34K$0
Jun 25, 2024Blunt Roshawn A.DirectorGrant(A)34K$0
Jun 25, 2024Yang TaiyinDirectorGrant(A)34K$0
Jun 25, 2024Stultz Katherine VDirectorGrant(A)34K$0
Jun 25, 2024Dansey Roger DDirectorGrant(A)34K$0
Jun 25, 2024Ridloff ElenaDirectorGrant(A)11K$0
Jun 25, 2024Ridloff ElenaDirectorGrant(A)17K$0
Jun 12, 2024Bischofberger Norbert WPRESIDENT & CEO, DirectorBuy(P)882K$1.24$1.1M
Jun 11, 2024Bischofberger Norbert WPRESIDENT & CEO, DirectorBuy(P)744K$1.09$811K
Jun 10, 2024Bischofberger Norbert WPRESIDENT & CEO, DirectorBuy(P)1.4M$0.88$1.2M
Jun 3, 2024Knobelman DeborahChief Financial OfficerGrant(A)164K$0
Jun 3, 2024Knobelman DeborahChief Financial OfficerGrant(A)246K$0
Feb 21, 2024Frisbee AllisonSR VP, CORP OPERATIONS & LEGALSell(S)12K$1.05$13K
Feb 21, 2024Lin Charles YSR VP, RESEARCH & DEVELOPMENTSell(S)12K$1.05$13K
Feb 21, 2024Olek Elizabeth ASR VP, CLINICAL SCIENCESell(S)7K$1.05$8K
Feb 15, 2024Bischofberger Norbert WPRESIDENT & CEO, DirectorGrant(A)270K$0
Feb 15, 2024Bischofberger Norbert WPRESIDENT & CEO, DirectorGrant(A)700K$0
Jan 4, 2024Kosacz BarbaraCOO & General CounselSell(S)11K$1.18$13K
Jan 4, 2024DiMartino JorgeChief Medical Officer & VPSell(S)12K$1.18$14K
Jan 4, 2024Dinsmore ChristopherChief Scientific OfficerSell(S)7K$1.18$9K
Dec 12, 2023DiMartino JorgeChief Medical Officer & VPSell(S)17K$1.31$23K
Dec 12, 2023Dinsmore ChristopherChief Scientific OfficerSell(S)10K$1.31$13K
Nov 17, 2023Bischofberger Norbert WPresident & CEO, DirectorBuy(P)98K$1.08$106K
Nov 16, 2023Bischofberger Norbert WPresident & CEO, DirectorBuy(P)262K$1.00$262K
Nov 15, 2023Bischofberger Norbert WPresident & CEO, DirectorBuy(P)1.4M$0.80$1.1M
Jul 6, 2023Al-Wakeel Yasir B.Chief Financial OfficerSell(S)10K$1.75$17K
Jul 6, 2023DiMartino JorgeChief Medical Officer & VPSell(S)11K$1.75$19K
Jul 6, 2023Dinsmore ChristopherChief Scientific OfficerSell(S)7K$1.75$12K
Jun 22, 2023Belldegrun ArieDirectorGrant(A)34K$0
Jun 22, 2023Tanen David MDirectorGrant(A)34K$0
Jun 22, 2023Kazam Joshua ADirectorGrant(A)34K$0
Jun 22, 2023De Backer MarianneDirectorGrant(A)34K$0
Jun 22, 2023Blunt Roshawn A.DirectorGrant(A)34K$0
Jun 22, 2023Yang TaiyinDirectorGrant(A)34K$0
Jun 22, 2023Stultz Katherine VDirectorGrant(A)7K$0
Jun 22, 2023Dansey Roger DDirectorGrant(A)6K$0
Jun 22, 2023Ridloff ElenaDirectorGrant(A)11K$0

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).