Form4insider filings, from the source

Company · CIK 0001745999 · SIC 2836 — Biological Products, (No Diagnostic Substances) · Nasdaq

Beam Therapeutics Inc. · BEAM

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $12.2M · 4net −$12.2M
$10k$10k$1M$1M$100M$100MbuyssalesJun 24Jun 29Jul 5Jul 11Jul 16Jul 22Jul 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 24, 2026 GForm 4 →Sep 25, 4:05 pm EDTGiuseppe CiaramellaPresident123,407——130,504—
Jul 27, 2026 SForm 4 →Jul 29, 4:05 pm EDTAmy SimonChief Medical Officer16,667$25.74$429,03785,696−16.3%10b5-1
Jun 30, 2026 SForm 4 →Jul 2, 4:05 pm EDTAmy SimonChief Medical Officer373$34.73$12,954102,363−0.36%10b5-1
Jun 29, 2026 SForm 4 →Jul 1, 4:05 pm EDTJohn M. EvansCEO, Director50,000$34.90$1,745,0371,047,205−4.56%10b5-1
Jun 29, 2026 MForm 4 →Jul 1, 4:05 pm EDTJohn M. EvansCEO, Director50,000$0.8956$44,7811,072,205—10b5-1
Jun 25, 2026 SForm 4 →Jun 29, 2:17 pm EDTFMR LLC10% Owner284,860$35.24$10,039,492854,583−25.0%
Jun 17, 2026 MForm 4 →Jun 22, 4:05 pm EDTGiuseppe CiaramellaPresident35,505$0.964$34,228253,911—

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

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jun 29, 2026 MForm 4 →Jul 1, 4:05 pm EDTJohn M. EvansCEO, Director50,000——205,804—10b5-1
Jun 17, 2026 MForm 4 →Jun 22, 4:05 pm EDTGiuseppe CiaramellaPresident35,505——56,946—
Jun 3, 2026 AForm 4 →Jun 5, 4:05 pm EDTChristi ShawDirector19,676——19,676—
Jun 3, 2026 AForm 4 →Jun 5, 4:05 pm EDTKathleen E WalshDirector19,676——19,676—
Jun 3, 2026 AForm 4 →Jun 5, 4:05 pm EDTJohn MaraganoreDirector19,676——19,676—
Jun 3, 2026 AForm 4 →Jun 5, 4:05 pm EDTMark FishmanDirector19,676——19,676—
Jun 3, 2026 AForm 4 →Jun 5, 4:05 pm EDTChirfi GuindoDirector19,676——19,676—
Jun 3, 2026 AForm 4 →Jun 5, 4:05 pm EDTGraham K CooperDirector19,676——19,676—