Form4insider filings, from the source

Insider · CIK 0001742905

Nancy A. Altobello

Files at: MKTX, CA. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jun 10, 2026 AForm 4 →Jun 12, 4:15 pm EDTMARKETAXESS HOLDINGS INCMKTX1,390——5,152—

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Nov 2, 2018 DForm 4 →Nov 5, 8:35 pm ESTCA, INC.CA1,798$44.50$80,0290—
Sep 30, 2018 AForm 4 →Oct 2, 5:47 pm EDTCA, INC.CA1,088——1,088—