SEC Form 4 · accession 0001012975-18-000137

MARKETAXESS HOLDINGS INC · MKTX

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Director

Period of report

Feb 5, 2018

Accepted (ET)

Feb 6, 2018 · 4:06 pm EST

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0001278021

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Common Stock, par value $0.003 per share	Nov 30, 2017	G	259	$0.00	D	259	D
Common Stock, par value $0.003 per share	Nov 30, 2017	G	259	$0.00	A	26,054	I	By Trust
Common Stock, par value $0.003 per share	Feb 5, 2018	M	4,225	$9.72	A	30,279	I	By Trust
Common Stock, par value $0.003 per share^F1	Feb 5, 2018	S	3,702	$197.934	D	26,577	I	By Trust
Common Stock, par value $0.003 per share^F2	Feb 5, 2018	S	523	$198.3368	D	26,054	I	By Trust

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Stock Option (right to buy)^F3	$9.72	Feb 5, 2018	M	4,225	D	—	Aug 1, 2018	Common Stock	4,225	0	D

F1The transaction was executed in multiple trades at prices ranging from $197.2401 to $198.115. The price above reflects the weighted average transaction price. Detailed information regarding the number of shares transacted at each separate price will be provided upon request by the Commission staff, the Issuer or a security holder of the Issuer.
F2The transaction was executed in multiple trades at prices ranging from $198.29 to $198.44. The price above reflects the weighted average transaction price. Detailed information regarding the number of shares transacted at each separate price will be provided upon request by the Commission staff, the Issuer or a security holder of the Issuer.
F3The stock options were fully exercisable.