TPST

Tempest Therapeutics, Inc.

Pharmaceutical PreparationsNasdaqNon-accelerated filer<br>Smaller reporting company

Total Trades

5

Buys

5

Sells

0

Largest Trade

$1M+

Insiders

4

Institutional Funds

12

Inst. Value

$500K+

Activist Filings

17

Insider Trades

InsiderTitleTypeValueSharesPriceDate
Whiting SamuelChief Medical Offi…BUY$1K–$15K5K$2.13Jul 3, 2024
Trojanowski JustinCorporate ControllerBUY$15K–$50K8K$2.16Jul 2, 2024
Woiwode ThomasDirectorBUY$1M+2.1M$2.36May 3, 2022
Dubensky Thomas W.PresidentBUY$1K–$15K2K$4.78Jan 11, 2022
Whiting SamuelChief Medical Offi…BUY$1K–$15K2K$4.80Jan 10, 2022
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Institutional Ownership

13F filings as of Dec 31, 2025 · 12 funds holding

Activist & 5%+ Owners

SC 13D/13G filings — investors holding 5%+ of outstanding shares

Matthew Angel

SC 13D · Feb 10, 2026

35.9%

4.8M shares

SABBY MANAGEMENT, LLC

SC 13G · Jan 21, 2026

9.9%

492K shares

Versant Venture Capital VI, L.P.

SC 13D/A · Aug 13, 2025

0.4%

16K shares

Versant Venture Capital VI, L.P.

SC 13D/A · Feb 11, 2025

0.5%

210K shares

Versant Venture Capital VI, L.P.

SC 13D/A · Aug 13, 2024

0.8%

210K shares

Versant Venture Capital VI, L.P. 2.

SC 13D/A · May 13, 2024

4.5%

998K shares

EcoR1 Capital, LLC

SC 13G/A · Feb 14, 2024

0.0%

0 shares

Rock Springs Capital Management LP

SC 13G/A · Feb 14, 2024

0.0%

0 shares

Versant Venture Capital VI, L.P.

SC 13D/A · Nov 9, 2023

7.5%

998K shares

Rock Springs Capital Management LP

SC 13G/A · Feb 14, 2023

7.8%

824K shares

EcoR1 Capital, LLC

SC 13G · Feb 14, 2023

10.0%

1.1M shares

9.7%

998K shares

LAV Regulus Limited

SC 13G · Feb 17, 2022

2.2%

154K shares

Roche Finance Ltd

SC 13G/A · Feb 14, 2022

1.1%

73K shares

Citadel Advisors LLC

SC 13G/A · Feb 14, 2022

0.0%

6 shares

Versant Venture Capital VI, L.P.

SC 13G · Feb 11, 2022

14.4%

998K shares

11.5%

824K shares

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