MarketAxess (MKTX) director Kenneth Schiciano reports holding 296 shares

Rhea-AI Filing Summary

MarketAxess Holdings Inc. director Kenneth T. Schiciano filed an initial ownership report on Form 3. The filing shows he holds 296 shares of common stock directly. This is a baseline disclosure of his equity position as a director, rather than a report of a new stock purchase or sale.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

SCHICIANO KENNETH T

(Last) (First) (Middle)

C/O MARKETAXESS HOLDINGS INC.

55 HUDSON YARDS, 15TH FLOOR

(Street)

NEW YORK NY 10001

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
03/01/2026

3. Issuer Name and Ticker or Trading Symbol
MARKETAXESS HOLDINGS INC [ MKTX ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock, par value $0.003 per share	296	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Exhibit 24-Power of Attorney

	/s/ Patrick Wilson as Attorney-in-Fact for Kenneth T Schiciano	03/02/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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FAQ

What does the MarketAxess (MKTX) Form 3 filing by Kenneth T. Schiciano show?

The Form 3 filing shows director Kenneth T. Schiciano directly owns 296 shares of MarketAxess common stock. This is an initial ownership statement, establishing his reported equity position when becoming subject to insider reporting rules.

Is the MarketAxess (MKTX) Form 3 by Kenneth T. Schiciano a buy or sell transaction?

The filing does not report a specific buy or sell transaction. It is a Form 3 initial ownership statement, listing that he directly holds 296 common shares rather than documenting a new purchase or sale of stock.

How many MarketAxess (MKTX) shares does Kenneth T. Schiciano report on Form 3?

Kenneth T. Schiciano reports owning 296 shares of MarketAxess common stock. The filing indicates these shares are held with direct ownership, providing a baseline view of his equity stake as a company director.

What type of security is reported in the MarketAxess (MKTX) Form 3 for Kenneth T. Schiciano?

The Form 3 lists holdings of Common Stock, par value $0.003 per share. Kenneth T. Schiciano reports direct ownership of 296 shares, giving investors transparency into the specific equity class he holds in MarketAxess.

Does the MarketAxess (MKTX) Form 3 indicate indirect ownership for Kenneth T. Schiciano?

No, the Form 3 shows direct ownership coded as “D” for the reported position. Kenneth T. Schiciano’s filing attributes 296 common shares to his direct holdings, with no indirect ownership entity described in the available data.