Form4insider filings, from the source

Company · CIK 0001527753 · SIC 8071 — Services-Medical Laboratories · Nasdaq

Personalis, Inc. · PSNL

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $5.8M · 10net −$5.8M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesJun 3Jun 21Jul 9Jul 27Aug 14Sep 1Sep 19

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 18, 2026 SForm 4 →Sep 22, 4:10 pm EDTStephen Michael MooreSVP and Chief Legal Officer2,068$16.22$33,54390,257−2.24%
Sep 18, 2026 SForm 4 →Sep 22, 4:10 pm EDTRichard ChenPresident and CMO3,998$16.22$64,848169,882−2.30%
Sep 18, 2026 SForm 4 →Sep 22, 4:10 pm EDTChristopher M HallChief Executive Officer, Director7,459$16.22$120,985228,527−3.16%
Sep 18, 2026 SForm 4 →Sep 22, 4:10 pm EDTAaron TachibanaCFO AND COO2,931$16.22$47,541195,902−1.47%
Jul 15, 2026 SForm 4 →Jul 15, 9:27 pm EDTRichard ChenPresident and CMO100,000$15.15$1,515,000173,880−36.5%10b5-1
Jul 15, 2026 MForm 4 →Jul 15, 9:27 pm EDTRichard ChenPresident and CMO100,000$2.44$244,000273,880—10b5-1
Jul 9, 2026 SForm 4 →Jul 9, 8:46 pm EDTChristopher M HallChief Executive Officer, Director100,000$15.08$1,508,000235,986−29.8%10b5-1
Jul 9, 2026 MForm 4 →Jul 9, 8:46 pm EDTChristopher M HallChief Executive Officer, Director100,000$1.61$161,000335,986—10b5-1
Jun 29, 2026 SForm 4 →Jun 29, 5:50 pm EDTAaron TachibanaCFO AND COO4,982$14.00$69,748198,833−2.44%10b5-1
Jun 29, 2026 MForm 4 →Jun 29, 5:50 pm EDTAaron TachibanaCFO AND COO4,982$5.32$26,504203,815—10b5-1
Jun 26, 2026 SForm 4 →Jun 26, 7:56 pm EDTAaron TachibanaCFO AND COO51,251$13.18$675,488198,833−20.5%10b5-1
Jun 26, 2026 MForm 4 →Jun 26, 7:56 pm EDTAaron TachibanaCFO AND COO51,251$7.48$383,370250,084—10b5-1
Jun 26, 2026 SForm 4 →Jun 26, 7:49 pm EDTChristopher M HallChief Executive Officer, Director100,000$13.15$1,315,000235,986−29.8%10b5-1
Jun 26, 2026 MForm 4 →Jun 26, 7:49 pm EDTChristopher M HallChief Executive Officer, Director100,000$1.61$161,000335,986—10b5-1
Jun 4, 2026 SForm 4 →Jun 5, 8:19 pm EDTAaron TachibanaCFO AND COO40,000$12.01$480,400198,833−16.7%10b5-1
Jun 4, 2026 MForm 4 →Jun 5, 8:19 pm EDTAaron TachibanaCFO AND COO40,000$9.16$366,400238,833—10b5-1
May 12, 2026 AForm 4/A →Jun 11, 4:30 pm EDTKarin EasthamDirector6,250——19,756—

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

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jul 15, 2026 MForm 4 →Jul 15, 9:27 pm EDTRichard ChenPresident and CMO100,000——0—10b5-1
Jul 9, 2026 MForm 4 →Jul 9, 8:46 pm EDTChristopher M HallChief Executive Officer, Director100,000——0—10b5-1
Jun 29, 2026 MForm 4 →Jun 29, 5:50 pm EDTAaron TachibanaCFO AND COO4,982——2,489—10b5-1
Jun 26, 2026 MForm 4 →Jun 26, 7:56 pm EDTAaron TachibanaCFO AND COO51,251——7,471—10b5-1
Jun 26, 2026 MForm 4 →Jun 26, 7:49 pm EDTChristopher M HallChief Executive Officer, Director100,000——200,000—10b5-1
Jun 4, 2026 MForm 4 →Jun 5, 8:19 pm EDTAaron TachibanaCFO AND COO40,000——28,832—10b5-1