Form Type: 4

SEC EDGAR Link
Accession Number:0001209191-20-028474
Date:2020-05-08
Issuer: MARKETAXESS HOLDINGS INC (MKTX)
Original Submission Date:

Reporting Person:

THEMELIS NICHOLAS
C/O MARKETAXESS HOLDINGS INC.
55 HUDSON YARDS, 15TH FLOOR NEW YORK, NY 10001

Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
Title of SecurityTransaction Date2a. Deemed Execution Date Transaction CodeSharesAcquired or DisposedPrice per share 5. Amount of Securities Beneficially Owned Following Reported Transaction 6. Ownership Form Direct or IndirectNature of Indirect Ownership
COMMON STOCK, PAR VALUE $0.003 PER SHARE 2020-05-08 S 855 d $476.85 37,337 direct
COMMON STOCK, PAR VALUE $0.003 PER SHARE 2020-05-08 S 988 d $477.92 36,349 direct
COMMON STOCK, PAR VALUE $0.003 PER SHARE 2020-05-08 S 438 d $478.86 35,911 direct
COMMON STOCK, PAR VALUE $0.003 PER SHARE 2020-05-08 S 314 d $479.66 35,597 direct
COMMON STOCK, PAR VALUE $0.003 PER SHARE 2020-05-08 S 1,405 d $482.84 34,192 direct
Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, convertible securities
Title of Derivative Security Conversion or Exercise Price of Derivative Security Transaction Date Deemed Execution Date Transaction Code Number of Derivative Securities Acquired (A) or Disposed of (D) Date ExercisableExpiration Date Title and Amount of Securities Underlying Derivative Security Price of Derivative Security Number of derivative Securities Beneficially Owned Following Reported Transaction(s) Ownership Form: Direct (D) or Indirect (I) Nature of Indirect Beneficial Ownership
Footnotes
IDfootnote
f1 this transaction was effected pursuant to a rule 10b5-1 trading plan adopted by the reporting person.
f2 the transactions were executed in multiple trades at prices ranging from $476.27 to $477.21. the price above reflects the weighted average sales price. detailed information regarding the number of shares sold at each separate price will be provided upon request by the commission staff, the issuer or a security holder of the issuer.
f3 the transactions were executed in multiple trades at prices ranging from $477.39 to $478.37. the price above reflects the weighted average sales price. detailed information regarding the number of shares sold at each separate price will be provided upon request by the commission staff, the issuer or a security holder of the issuer.
f4 the transactions were executed in multiple trades at prices ranging from $478.44 to $479.34. the price above reflects the weighted average sales price. detailed information regarding the number of shares sold at each separate price will be provided upon request by the commission staff, the issuer or a security holder of the issuer.
f5 the transactions were executed in multiple trades at prices ranging from $479.44 to $480.24. the price above reflects the weighted average sales price. detailed information regarding the number of shares sold at each separate price will be provided upon request by the commission staff, the issuer or a security holder of the issuer.
f6 the transactions were executed in multiple trades at prices ranging from $482.83 to $483.04. the price above reflects the weighted average sales price. detailed information regarding the number of shares sold at each separate price will be provided upon request by the commission staff, the issuer or a security holder of the issuer.
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