Kevin M. McPherson - 05 May 2021 Form 4 Insider Report for MARKETAXESS HOLDINGS INC (MKTX)

Signature
/s/ Jason Edelstein, as Attorney-in-Fact for Kevin M. McPherson
Issuer symbol
MKTX
Transactions as of
05 May 2021
Net transactions value
-$19,360
Form type
4
Filing time
07 May 2021, 16:42:29 UTC
Next filing
13 May 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MKTX Common Stock, par value $0.003 per share Options Exercise $5,165 +50 +0.07% $103.30 71,138 05 May 2021 Direct
transaction MKTX Common Stock, par value $0.003 per share Sale $23,500 -50 -0.07% $470.00 71,088 05 May 2021 Direct
transaction MKTX Common Stock, par value $0.003 per share Options Exercise $310 +3 +0% $103.30 71,091 06 May 2021 Direct
transaction MKTX Common Stock, par value $0.003 per share Sale $1,335 -3 -0% $445.00 71,088 06 May 2021 Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction MKTX Stock Option (right to buy) Options Exercise $0 -50 -0.22% $0.000000 22,338 05 May 2021 Common Stock 50 $103.30 Direct F1
transaction MKTX Stock Option (right to buy) Options Exercise $0 -3 -0.01% $0.000000 22,335 06 May 2021 Common Stock 3 $103.30 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The stock options were fully exercisable.