Arkolith/Insider Trading/MKTX/Form 4

Concannon Christopher R

Chief Executive Officer, DirectorMARKETAXESS HOLDINGS INC (MKTX) · full profile →Form 4 · filed Jan 31, 2025
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
3
3 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jan 31, 2025Tax withholding(F)585$217.77$127K43K
Jan 31, 2025Tax withholding(F)243$217.77$53K43K
Jan 29, 2025Grant(A)2K—$044K

Transaction Codes

F
Shares withheld for taxes
A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000950170-25-011897) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML