Form4insider filings, from the source

Company · CIK 0002133136 · SIC 6770 — Blank Checks

Market Technology Acquisition Corp · MTAK

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $4.5M · 1sales $0 · 0net $4.5M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesJul 26Jul 26Jul 26Jul 27Jul 27Jul 27Jul 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jul 27, 2026 PForm 4 →Jul 28, 3:37 pm EDTMarket Technology Acquisition Sponsor LLC +110% Owner452,500$10.00$4,525,000452,500—

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

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jul 27, 2026 JForm 4 →Jul 28, 3:37 pm EDTMarket Technology Acquisition Sponsor LLC +110% Owner833,334——6,833,333—