Form4insider filings, from the source

Company · CIK 0001859807 · SIC 3841 — Surgical & Medical Instruments & Apparatus · Nasdaq

Profusa, Inc. · PFSA

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $37k · 6sales $153k · 5net −$116k
$10k$10k$100k$100k$1M$1MbuyssalesJul 28Jul 31Aug 4Aug 7Aug 11Aug 14Aug 18

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 21, 2026 JForm 4 →Sep 4, 10:48 am EDTFred S. KnechtelChief Financial Officer356,314——0— late
Aug 21, 2026 JForm 4 →Sep 4, 10:47 am EDTJack E StoverChief Executive Officer334,009——0— late
Aug 17, 2026 SForm 4 →Aug 19, 3:19 pm EDTHRT FINANCIAL LP10% Owner18,395$5.94$109,2660−100%
Aug 14, 2026 SForm 4 →Aug 18, 4:02 pm EDTHRT FINANCIAL LP10% Owner3,163$0.902$2,85371,035−4.26%
Aug 13, 2026 SForm 4 →Aug 14, 12:29 pm EDTHRT FINANCIAL LP10% Owner42,411$0.888$37,66174,198−36.4%
Aug 12, 2026 CForm 4 →Aug 19, 8:15 pm EDTFred S. KnechtelChief Financial Officer301,991$4.28$1,292,521301,991— late
Aug 12, 2026 CForm 4 →Aug 19, 8:13 pm EDTJack E StoverChief Executive Officer301,991$4.28$1,292,521301,991— late
Aug 12, 2026 PForm 4 →Aug 14, 12:29 pm EDTHRT FINANCIAL LP10% Owner5,585$0.964$5,384116,609+5.03%
Aug 11, 2026 SForm 4 →Aug 12, 3:13 pm EDTHRT FINANCIAL LP10% Owner2,280$0.97$2,212111,024−2.01%
Aug 10, 2026 PForm 4 →Aug 12, 3:13 pm EDTHRT FINANCIAL LP10% Owner4,016$0.944$3,791113,304+3.67%
Aug 6, 2026 PForm 4 →Aug 10, 3:39 pm EDTHRT FINANCIAL LP10% Owner926$0.943$873110,212+0.85%
Aug 5, 2026 SForm 4 →Aug 10, 3:39 pm EDTHRT FINANCIAL LP10% Owner1,307$0.9448$1,235109,288−1.18% late
Aug 3, 2026 PForm 4 →Aug 5, 1:53 pm EDTHRT FINANCIAL LP10% Owner15,924$0.9577$15,250109,669+17.0%
Jul 30, 2026 PForm 4 →Aug 3, 4:04 pm EDTHRT FINANCIAL LP10% Owner9,874$1.05$10,32593,745+11.8%
Jul 29, 2026 PForm 4 →Jul 30, 3:00 pm EDTHRT FINANCIAL LP10% Owner1,310$1.01$1,32383,871+1.59%

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

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 12, 2026 CForm 4 →Aug 19, 8:15 pm EDTFred S. KnechtelChief Financial Officer————— late
Aug 12, 2026 CForm 4 →Aug 19, 8:13 pm EDTJack E StoverChief Executive Officer————— late