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CIK 0001278021 · Large accelerated filer

MARKETAXESS HOLDINGS INC

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Ticker
MKTX
Exchange
Nasdaq
Industry
Security Brokers, Dealers & Flotation Companies
FY end
Dec 31
Entity type
operating
EIN
522230784
Phone
212-831-6000
Business address
55 HUDSON YARDS, 15TH FLOOR, NEW YORK, NY, 10001
Former names
MARKETAXESS HOLDINGS INC, MARKETAXESS HOLDING INC
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$1,055,242
in 4 filings, $49K under 10b5-1 plans

Net −$1,055,242. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2020-01-31 DELISE ANTONIO L Chief Financial Officer Shares withheld for taxes −119 $354.18 $42K 40,408
2020-01-31 DELISE ANTONIO L Chief Financial Officer Shares withheld for taxes −175 $354.18 $62K 40,233
2020-01-31 DELISE ANTONIO L Chief Financial Officer Shares withheld for taxes −143 $354.18 $51K 40,090
2020-01-31 DELISE ANTONIO L Chief Financial Officer Shares withheld for taxes −214 $354.18 $76K 39,876
2020-01-31 DELISE ANTONIO L Chief Financial Officer Shares withheld for taxes −104 $354.18 $37K 39,772
2020-01-31 DELISE ANTONIO L Chief Financial Officer Shares withheld for taxes −7 $354.18 $2K 39,765
2020-01-31 Themelis Nicholas Chief Information Officer Shares withheld for taxes −2,829 $354.18 $1.0M 45,802
2020-01-31 Themelis Nicholas Chief Information Officer Shares withheld for taxes −2,122 $354.18 $752K 43,680
2020-01-31 Themelis Nicholas Chief Information Officer Shares withheld for taxes −158 $354.18 $56K 43,522
2020-01-31 Themelis Nicholas Chief Information Officer Shares withheld for taxes −199 $354.18 $70K 43,323
2020-01-31 Themelis Nicholas Chief Information Officer Shares withheld for taxes −226 $354.18 $80K 43,097
2020-01-31 Themelis Nicholas Chief Information Officer Shares withheld for taxes −228 $354.18 $81K 42,869
2020-01-31 Themelis Nicholas Chief Information Officer Shares withheld for taxes −234 $354.18 $83K 42,635
2020-01-31 Themelis Nicholas Chief Information Officer Shares withheld for taxes −173 $354.18 $61K 42,462
2020-01-31 Themelis Nicholas Chief Information Officer Shares withheld for taxes −11 $354.18 $4K 42,451
2020-01-29 Themelis Nicholas Chief Information Officer Grant or award +44 47,801
2020-01-29 Themelis Nicholas Chief Information Officer Grant or award +830 48,631
2020-01-29 Roupie Christophe Pierre Daniel Head of Europe & Asia Grant or award +4,297 12,598

Page 43 of 43 · 858 trades