ZNTL Insider Trading

Net Buying · 180d
Open-Market Buys (180d)
$7.8M
1 insiders
Open-Market Sells (180d)
$135K
3 insiders
Net Insider Flow
$7.6M
open market, 180d
Reporting Insiders
4
10 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

88 shown
DateInsiderRoleActionSharesPriceValue
Jun 16, 2026Johnson David MichaelDirectorGrant(A)57K$0
Jun 16, 2026Skvarka JanDirectorGrant(A)57K$0
Jun 16, 2026Walker Luke NathanielDirectorGrant(A)57K$0
Jun 16, 2026Kariuki EnochDirectorGrant(A)57K$0
Jun 16, 2026Myers Scott DunsethDirectorGrant(A)57K$0
Feb 10, 2026Vultaggio VincentPAO and PFOSell(S)7K$2.42$17K
Feb 9, 2026Eastland Julia MarieCEO & President, DirectorSell(S)889$2.39$2K
Feb 9, 2026Bruns IngmarChief Medical OfficerSell(S)335$2.39$801
Feb 9, 2026Vultaggio VincentPAO and PFOSell(S)3K$2.39$8K
Feb 6, 2026Eastland Julia MarieCEO & President, DirectorSell(S)8K$2.43$19K
Feb 6, 2026Bruns IngmarChief Medical OfficerSell(S)3K$2.43$7K
Feb 6, 2026Vultaggio VincentPAO and PFOSell(S)30K$2.43$73K
Feb 3, 2026Vultaggio VincentPAO and PFOSell(S)556$2.52$1K
Feb 2, 2026Vultaggio VincentPAO and PFOSell(S)3K$2.55$6K
Jan 8, 2026Eastland Julia MarieCEO & President, DirectorGrant(A)775K$0
Jan 8, 2026Bucher James BChief Legal OfficerGrant(A)100K$0
Jan 8, 2026Bruns IngmarChief Medical OfficerGrant(A)365K$0
Jan 8, 2026Vultaggio VincentPAO and PFOGrant(A)100K$0
Dec 31, 2025Walters William Thurman10% OwnerBuy(P)6.5M$1.20$7.8M
Dec 15, 2025Goel David E.10% OwnerSell(S)7.5M$1.33$10.0M
Oct 1, 2025Bucher James BChief Legal OfficerGrant(A)400K$0
Jun 17, 2025Myers Scott DunsethDirectorGrant(A)58K$0
Jun 17, 2025Kariuki EnochDirectorGrant(A)58K$0
Jun 17, 2025Johnson David MichaelDirectorGrant(A)58K$0
Jun 17, 2025Skvarka JanDirectorGrant(A)58K$0
Jun 17, 2025Walker Luke NathanielDirectorGrant(A)58K$0
Apr 30, 2025Myers Scott DunsethDirectorBuy(P)21K$1.40$29K
Feb 6, 2025Bruns IngmarChief Medical OfficerBuy(P)20K$2.28$46K
Feb 3, 2025Eastland Julia MarieCEO & President, DirectorGrant(A)59K$0
Feb 3, 2025Eastland Julia MarieCEO & President, DirectorGrant(A)59K$0
Feb 3, 2025Bruns IngmarChief Medical OfficerGrant(A)17K$0
Feb 3, 2025Bruns IngmarChief Medical OfficerGrant(A)17K$0
Feb 3, 2025Paul AndreaChief Legal OfficerGrant(A)934K$0
Feb 3, 2025Paul AndreaChief Legal OfficerSell(S)13K$1.71$23K
Feb 3, 2025Paul AndreaChief Legal OfficerGrant(A)125K$0
Feb 3, 2025Lackner MarkChief Scientific OfficerGrant(A)336K$0
Feb 3, 2025Lackner MarkChief Scientific OfficerSell(S)14K$1.71$25K
Feb 3, 2025Lackner MarkChief Scientific OfficerGrant(A)125K$0
Feb 3, 2025Vultaggio VincentPAO and Interim PFOGrant(A)159K$0
Feb 3, 2025Vultaggio VincentPAO and Interim PFOSell(S)3K$1.71$4K
Feb 3, 2025Vultaggio VincentPAO and Interim PFOGrant(A)36K$0
Jan 31, 2025Eastland Julia MarieCEO & President, DirectorBuy(P)29K$1.73$49K
Jan 31, 2025Walker Luke NathanielDirectorBuy(P)14K$1.76$25K
Jan 31, 2025Skvarka JanDirectorBuy(P)60K$1.72$103K
Jan 2, 2025Lackner MarkChief Scientific OfficerSell(S)4K$3.12$14K
Dec 2, 2024Eastland Julia MarieCEO & President, DirectorGrant(A)3.0M$0
Dec 2, 2024Bruns IngmarChief Medical OfficerGrant(A)713K$0
Nov 13, 2024Myers Scott DunsethDirectorGrant(A)260K$0
Oct 4, 2024Vultaggio VincentPrincipal Accounting OfficerSell(S)2K$3.18$5K
Jun 21, 2024Johnson David MichaelDirectorGrant(A)48K$0
Jun 21, 2024Kariuki EnochDirectorGrant(A)42K$0
Jun 21, 2024Skvarka JanDirectorGrant(A)42K$0
May 31, 2024Gallagher CamPresident, Interim CFO, DirectorSell(S)10K$11.98$115K
May 24, 2024Walker Luke NathanielDirectorGrant(A)72K$0
May 9, 2024Hausman DianaChief Medical OfficerSell(S)3K$12.62$42K
Feb 12, 2024Gallagher CamPresident, DirectorSell(S)1K$11.44$13K
Feb 12, 2024Epperly Melissa B,Chief Financial OfficerSell(S)3K$11.44$29K
Feb 2, 2024Epperly Melissa B,Chief Financial OfficerSell(S)9K$11.54$100K
Feb 2, 2024Gallagher CamPresident, DirectorSell(S)12K$11.54$133K
Feb 2, 2024Paul AndreaChief Legal OfficerSell(S)3K$11.54$38K
Feb 2, 2024Lackner MarkChief Scientific OfficerSell(S)2K$11.54$18K
Feb 1, 2024Blackwell KimberlyChief Executive Officer, DirectorGrant(A)250K$0
Feb 1, 2024Blackwell KimberlyChief Executive Officer, DirectorTax withholding(F)21K$11.69$241K
Feb 1, 2024Blackwell KimberlyChief Executive Officer, DirectorGrant(A)250K$0
Feb 1, 2024Epperly Melissa B,Chief Financial OfficerGrant(A)75K$0
Feb 1, 2024Epperly Melissa B,Chief Financial OfficerGrant(A)75K$0
Feb 1, 2024Gallagher CamPresident, DirectorGrant(A)193K$0
Feb 1, 2024Gallagher CamPresident, DirectorGrant(A)193K$0
Feb 1, 2024Paul AndreaChief Legal OfficerGrant(A)113K$0
Feb 1, 2024Paul AndreaChief Legal OfficerGrant(A)90K$0
Feb 1, 2024Paul AndreaChief Legal OfficerGrant(A)113K$0
Feb 1, 2024Lackner MarkChief Scientific OfficerGrant(A)141K$0
Feb 1, 2024Lackner MarkChief Scientific OfficerGrant(A)141K$0
Feb 1, 2024Hausman DianaChief Medical OfficerGrant(A)338K$0
Feb 1, 2024Hausman DianaChief Medical OfficerGrant(A)338K$0
Jan 2, 2024Lackner MarkChief Scientific OfficerGrant(A)40K$0
Jan 2, 2024Lackner MarkChief Scientific OfficerGrant(A)60K$0
Dec 20, 2023Bunker Kevin D.Chief Scientific OfficerGift(G)24K$0
Nov 13, 2023Blackwell KimberlyChief Executive Officer, DirectorBuy(P)5K$10.29$51K
Nov 10, 2023Johnson David MichaelDirectorBuy(P)17K$9.88$168K
Oct 4, 2023Brownstein CarrieChief Medical OfficerSell(S)9K$19.43$173K
Oct 4, 2023Brownstein CarrieChief Medical OfficerSell(S)2K$19.91$34K
Oct 4, 2023Bunker Kevin D.Chief Scientific OfficerSell(S)5K$19.43$99K
Oct 4, 2023Bunker Kevin D.Chief Scientific OfficerSell(S)983$19.91$20K
Oct 4, 2023Epperly Melissa B,Chief Financial OfficerSell(S)5K$19.43$89K
Oct 4, 2023Epperly Melissa B,Chief Financial OfficerSell(S)888$19.91$18K
Sep 11, 2023Skvarka JanDirectorSell(S)5K$25.05$125K
Jun 20, 2023Matrix Capital Management Company, LP10% OwnerBuy(P)4.8M$22.66$107.9M

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.

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