Form4insider filings, from the source

Insider · CIK 0001603808

Robert F Spillane

Files at: MGNI. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $246k · 1net −$246k
$10k$10k$100k$100k$1M$1MbuyssalesSep 2024Jan 2025May 2025Sep 2025Jan 2026May 2026Sep 2026

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 14, 2026 SForm 4 →Sep 16, 4:20 pm EDTMAGNITE, INC.MGNI10,363$23.76$246,22557,715−15.2%
Sep 14, 2026 MForm 4 →Sep 16, 4:20 pm EDTMAGNITE, INC.MGNI10,363$5.17$53,57768,078—
Jun 8, 2026 AForm 4 →Jun 10, 8:54 pm EDTMAGNITE, INC.MGNI13,798——57,715—

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 14, 2026 MForm 4 →Sep 16, 4:20 pm EDTMAGNITE, INC.MGNI10,363——0—