TPST Insider Trading

Net Buying · 180d
Open-Market Buys (180d)
$500K
1 insiders
Open-Market Sells (180d)
$0
0 insiders
Net Insider Flow
$500K
open market, 180d
Reporting Insiders
1
1 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

29 shown
DateInsiderRoleActionSharesPriceValue
Jun 4, 2026Richey William DrakeDirectorGrant(A)25K$0
Jun 4, 2026Yee John D.DirectorGrant(A)25K$0
Mar 24, 2026Angel MatthewCEO and President, Director, 10% OwnerBuy(P)231K$2.16$500K
Feb 4, 2026Angel MatthewCEO and President, Director, 10% OwnerGrant(A)270K$0
Jan 27, 2026Pellizzari Christine ADirectorGrant(A)1K$0
Jan 27, 2026Nichol GeoffreyDirectorGrant(A)1K$0
Jan 27, 2026Raab MichaelDirectorGrant(A)1K$0
Jan 27, 2026Simantov RonitDirectorGrant(A)1K$0
Jan 2, 2025Maestas NicholasChief Financial OfficerGrant(A)200K$0
Jan 2, 2025Whiting SamuelChief Medical OfficerGrant(A)270K$0
Jan 2, 2025Brady Stephen RPresident and CEO, DirectorGrant(A)550K$0
Jan 2, 2025Trojanowski JustinCorporate ControllerGrant(A)30K$0
Aug 12, 2024Versant Venture Capital VI, L.P.10% OwnerSell(S)388K$1.10$427K
Aug 8, 2024Versant Venture Capital VI, L.P.10% OwnerSell(S)400K$1.35$540K
Jul 3, 2024Brady Stephen RPresident and CEO, DirectorBuy(P)35K$2.11$74K
Jul 2, 2024Whiting SamuelChief Medical OfficerBuy(P)5K$2.13$10K
Jun 28, 2024Trojanowski JustinCorporate ControllerBuy(P)8K$2.16$16K
Jun 13, 2024Raab MichaelDirectorGrant(A)16K$0
Jun 13, 2024Simantov RonitDirectorGrant(A)16K$0
Jun 13, 2024Nichol GeoffreyDirectorGrant(A)16K$0
Jun 13, 2024Pellizzari Christine ADirectorGrant(A)16K$0
Jan 3, 2024Maestas NicholasVP of Strategy and FinanceGrant(A)40K$0
Jan 3, 2024Trojanowski JustinPrincipal Accounting OfficerGrant(A)27K$0
Jan 3, 2024Whiting SamuelChief Medical OfficerGrant(A)100K$0
Jan 3, 2024Brady Stephen RPresident and CEO, DirectorGrant(A)250K$0
Oct 11, 2023Maestas NicholasVP of Strategy and FinanceGrant(A)100K$0
Oct 11, 2023Whiting SamuelChief Medical OfficerGrant(A)325K$0
Oct 11, 2023Trojanowski JustinCorporate ControllerGrant(A)55K$0
Oct 11, 2023Brady Stephen RPresident and CEO, DirectorGrant(A)725K$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.

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