Form4insider filings, from the source

Company · CIK 0001641281 · SIC 2834 — Pharmaceutical Preparations · Nasdaq

Bolt Biotherapeutics, Inc. · BOLT

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $4,442 · 2sales $128k · 3net −$124k
$10k$10k$100k$100k$1M$1MbuyssalesSep 2024Jan 2025May 2025Sep 2025Jan 2026May 2026Sep 2026

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 16, 2026 SForm 4 →Sep 21, 6:05 pm EDTGrant YonehiroChief Operating Officer13,176$3.32$43,80717,269−43.3% late
Sep 16, 2026 SForm 4 →Sep 21, 6:04 pm EDTSarah NemecSenior VP, Finance and PAO7,842$3.32$26,07217,082−31.5% late
Sep 16, 2026 SForm 4 →Sep 21, 6:03 pm EDTWilliam P. QuinnPresident, CEO and CFO, Director17,566$3.32$58,40225,384−40.9% late
Jun 5, 2026 PForm 4 →Sep 21, 6:04 pm EDTSarah NemecSenior VP, Finance and PAO509$3.88$1,9731,924+36.0% late
Jun 5, 2026 PForm 4 →Sep 21, 6:03 pm EDTWilliam P. QuinnPresident, CEO and CFO, Director637$3.88$2,4692,950+27.5% late

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jun 10, 2026 AForm 4 →Jun 11, 4:15 pm EDTLaura BernerDirector5,000——5,000—
Jun 10, 2026 AForm 4 →Jun 11, 4:14 pm EDTKathleen LaporteDirector5,000——5,000—
Jun 10, 2026 AForm 4 →Jun 11, 4:12 pm EDTJakob DupontDirector5,000——5,000—
Jun 10, 2026 AForm 4 →Jun 11, 4:10 pm EDTBrian O'CallaghanDirector5,000——5,000—
Jun 10, 2026 AForm 4 →Jun 11, 4:07 pm EDTNicole OnettoDirector5,000——5,000—