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$TPST
$0.51 -$0.00 (0.16%) Close

$TPST 4 SEC Filings

Filed On Filing
02 Oct 2026 Form 4: Smith Nancy Freda, Director

Granted 25,000 Stock Option (right to buy)

23 Jun 2026 Form 4: Angel Matthew, Director

Bought 231,482 shares ($500K) · Acquired 231,482 Series A Warrant (right to buy) (Open Market Purchase) · Acquired 231,482 Series B Warrant (right to buy) (Open Market Purchase)

17 Jun 2026 Form 4: Yee John D., Director

Granted 25,000 Stock Option (right to buy)

08 Jun 2026 Form 4: Richey William Drake, Director

Granted 25,000 Stock Option (right to buy)

02 Apr 2026 Form 4: Trojanowski Justin, Corporate Controller

Granted 22,000 Employee Stock Option (right to buy)

02 Apr 2026 Form 4: Maestas Nicholas, Chief Financial Officer

Granted 140,000 Employee Stock Option (right to buy)

25 Mar 2026 Form 4: Angel Matthew, Director

Bought 231,482 shares ($500K)

06 Feb 2026 Form 4: Angel Matthew, Director

Granted 269,621 Employee Stock Option (right to buy)

28 Jan 2026 Form 4: Simantov Ronit, Director

Granted 1,230 Stock Option (right to buy)

28 Jan 2026 Form 4: Raab Michael, Director

Granted 1,230 Stock Option (right to buy)

28 Jan 2026 Form 4: Nichol Geoffrey, Director

Granted 1,230 Stock Option (right to buy)

28 Jan 2026 Form 4: Pellizzari Christine A, Director

Granted 1,230 Stock Option (right to buy)

06 Jan 2025 Form 4: Brady Stephen R, Director

Granted 550,000 Employee Stock Option (right to buy)

06 Jan 2025 Form 4: Whiting Samuel, Chief Medical Officer

Granted 270,000 Employee Stock Option (right to buy)

06 Jan 2025 Form 4: Trojanowski Justin, Corporate Controller

Granted 30,000 Employee Stock Option (right to buy)

06 Jan 2025 Form 4: Maestas Nicholas, Chief Financial Officer

Granted 200,000 Employee Stock Option (right to buy)

12 Aug 2024 Form 4: Versant Venture Capital VI, L.p., 10% owner and 8 others

Sold 400,000 shares ($540K) · Sold 387,999 shares ($427K)

08 Jul 2024 Form 4: Brady Stephen R, Director

Bought 35,000 shares ($73.9K)

03 Jul 2024 Form 4: Whiting Samuel, Chief Medical Officer

Bought 4,672 shares ($9.95K)

02 Jul 2024 Form 4: Trojanowski Justin, Corporate Controller

Bought 7,500 shares ($16.2K)

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