Form4insider filings, from the source

Company · CIK 0001866757 · SIC 3910 — Jewelry, Silverware & Plated Ware · Nasdaq

Brilliant Earth Group, Inc. · BRLT

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $39k · 3sales $182k · 4net −$143k
$10k$10k$100k$100k$1M$1MbuyssalesJun 17Jun 27Jul 8Jul 18Jul 29Aug 8Aug 19

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 24, 2026 JForm 4 →Aug 26, 4:15 pm EDTGavin TurnerDirector, 10% Owner16,014——31,848,071—
Aug 24, 2026 JForm 4 →Aug 26, 4:15 pm EDTMAINSAIL GP III, LLC +410% Owner16,014——31,848,071—
Aug 18, 2026 PForm 4 →Aug 19, 7:45 pm EDTBeth Tamara GersteinChief Executive Officer, Director, 10% Owner10,000$1.25$12,53210,000—
Aug 18, 2026 PForm 4 →Aug 19, 7:45 pm EDTEric Scott GrossbergExecutive Chairman, Director, 10% Owner10,000$1.27$12,69610,000—
Aug 17, 2026 SForm 4 →Aug 19, 4:02 pm EDTSharon DziesietnikChief Operations Officer10,124$1.27$12,857532,448−1.87%10b5-1
Aug 13, 2026 PForm 4 →Aug 17, 7:58 am EDTJeffrey Chuenhong KuoChief Financial Officer10,000$1.36$13,600693,130+1.46%
Aug 10, 2026 SForm 4 →Aug 12, 7:18 pm EDTMAINSAIL GP III, LLC +410% Owner50,000$1.29$64,3500−100%
Aug 10, 2026 CForm 4 →Aug 12, 7:18 pm EDTMAINSAIL GP III, LLC +410% Owner100,000——50,000—
Aug 10, 2026 SForm 4 →Aug 12, 7:16 pm EDTGavin TurnerDirector, 10% Owner50,000$1.29$64,3500−100%
Aug 10, 2026 CForm 4 →Aug 12, 7:16 pm EDTGavin TurnerDirector, 10% Owner100,000——50,000—
Jun 18, 2026 SForm 4 →Jun 23, 4:54 pm EDTJennifer Noel HarrisDirector38,356$1.05$40,307213,966−15.2%10b5-1
Jun 17, 2026 AForm 4 →Jun 18, 8:04 pm EDTJennifer Noel HarrisDirector72,519——252,322—10b5-1
Jun 17, 2026 AForm 4 →Jun 18, 8:04 pm EDTBeth J KaplanDirector72,519——293,934—
Jun 17, 2026 AForm 4 →Jun 18, 8:04 pm EDTAttica JaquesDirector72,519——288,234—

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

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 24, 2026 JForm 4 →Aug 26, 4:15 pm EDTGavin TurnerDirector, 10% Owner16,014——31,848,071—
Aug 24, 2026 JForm 4 →Aug 26, 4:15 pm EDTMAINSAIL GP III, LLC +410% Owner16,014——31,848,071—
Aug 10, 2026 CForm 4 →Aug 12, 7:18 pm EDTMAINSAIL GP III, LLC +410% Owner50,000——31,848,071—
Aug 10, 2026 CForm 4 →Aug 12, 7:16 pm EDTGavin TurnerDirector, 10% Owner50,000——31,848,071—