Form4insider filings, from the source

Insider · CIK 0001436044

William L Ballhaus

Files at: MRCY. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $34.6M · 3net −$34.6M
$10k$10k$1M$1M$100M$100MbuyssalesAug 18Aug 19Aug 20Aug 22Aug 23Aug 24Aug 26

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 25, 2026 SForm 4 →Aug 27, 4:54 pm EDTMERCURY SYSTEMS INCMRCY160,166$87.72$14,050,340361,822−30.7%
Aug 25, 2026 MForm 4 →Aug 27, 4:54 pm EDTMERCURY SYSTEMS INCMRCY222,152$43.00$9,552,536410,912—
Aug 21, 2026 SForm 4 →Aug 25, 5:53 pm EDTMERCURY SYSTEMS INCMRCY173,209$90.59$15,691,355299,836−36.6%
Aug 21, 2026 MForm 4 →Aug 25, 5:53 pm EDTMERCURY SYSTEMS INCMRCY244,848$42.05$10,294,964408,045—
Aug 19, 2026 SForm 4 →Aug 21, 4:47 pm EDTMERCURY SYSTEMS INCMRCY48,812$99.12$4,838,193228,197−17.6%
Aug 17, 2026 AForm 4/A →Sep 15, 6:06 pm EDTMERCURY SYSTEMS INCMRCY23,629——324,782—
Aug 17, 2026 SForm 4 →Aug 19, 6:24 pm EDTMERCURY SYSTEMS INCMRCY27,680$111.18$3,077,407277,009−9.08% amended
Aug 14, 2026 DForm 4 →Aug 18, 6:16 pm EDTMERCURY SYSTEMS INCMRCY70,287——304,689—

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 25, 2026 MForm 4 →Aug 27, 4:54 pm EDTMERCURY SYSTEMS INCMRCY222,152——0—
Aug 21, 2026 MForm 4 →Aug 25, 5:53 pm EDTMERCURY SYSTEMS INCMRCY244,848——222,152—