Form4insider filings, from the source

Company · CIK 0001842295 · SIC 2836 — Biological Products, (No Diagnostic Substances) · Nasdaq

Maze Therapeutics, Inc. · MAZE

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $2.9M · 8net −$2.9M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 18Sep 23Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 4, 2026 SForm 4 →Sep 8, 4:20 pm EDTHarold BernsteinPresident, R&D & CMO9,705$26.22$254,5020−100%10b5-1
Sep 2, 2026 SForm 4 →Sep 4, 4:27 pm EDTPhillips CourtneyGC and Corp. Secretary3,993$26.24$104,7667,007−36.3%
Sep 2, 2026 SForm 4 →Sep 4, 4:25 pm EDTAtul DandekarCSBO6,434$26.24$168,81132,316−16.6%
Sep 2, 2026 SForm 4 →Sep 4, 4:24 pm EDTJason V ColomaChief Executive Officer, Director22,638$26.24$593,95527,362−45.3%
Sep 2, 2026 SForm 4 →Sep 4, 4:22 pm EDTHarold BernsteinPresident, R&D & CMO10,295$26.24$270,1119,705−51.5%
Sep 1, 2026 MForm 4 →Sep 3, 4:31 pm EDTPhillips CourtneyGC and Corp. Secretary11,000——11,000—
Sep 1, 2026 MForm 4 →Sep 3, 4:29 pm EDTAtul DandekarCSBO12,500——38,750—
Sep 1, 2026 MForm 4 →Sep 3, 4:27 pm EDTJason V ColomaChief Executive Officer, Director50,000——50,000—10b5-1
Sep 1, 2026 SForm 4 →Sep 3, 4:27 pm EDTJason V ColomaChief Executive Officer, Director34,501$26.29$906,999223,355−13.4%10b5-1
Sep 1, 2026 SForm 4 →Sep 3, 4:24 pm EDTHarold BernsteinPresident, R&D & CMO16,141$26.36$425,5120−100%10b5-1
Sep 1, 2026 MForm 4 →Sep 3, 4:24 pm EDTHarold BernsteinPresident, R&D & CMO36,141$10.42$168,18920,000—10b5-1
Aug 28, 2026 SForm 4 →Aug 31, 6:32 pm EDTAtul DandekarCSBO7,500$27.58$206,82426,250−22.2%10b5-1
Aug 28, 2026 MForm 4 →Aug 31, 6:32 pm EDTAtul DandekarCSBO7,500$10.42$78,15033,750—10b5-1

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

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 1, 2026 MForm 4 →Sep 3, 4:31 pm EDTPhillips CourtneyGC and Corp. Secretary11,000——11,000—
Sep 1, 2026 MForm 4 →Sep 3, 4:29 pm EDTAtul DandekarCSBO12,500——12,500—
Sep 1, 2026 MForm 4 →Sep 3, 4:27 pm EDTJason V ColomaChief Executive Officer, Director50,000——50,000—10b5-1
Sep 1, 2026 MForm 4 →Sep 3, 4:24 pm EDTHarold BernsteinPresident, R&D & CMO36,141——20,000—10b5-1
Aug 28, 2026 MForm 4 →Aug 31, 6:32 pm EDTAtul DandekarCSBO7,500——14,143—10b5-1