MarketAxess CTO granted 218 restricted shares

Quan William reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Quan William reported acquisition or exercise transactions in this Form 4 filing.

MarketAxess Holdings Inc. reported that Chief Technology Officer William Quan received a grant of 218 shares of common stock in the form of restricted stock units under the company’s 2020 Equity Incentive Plan. These units vest in three substantially equal installments on May 1, 2027, May 1, 2028, and May 1, 2029, and Quan now directly holds 218 shares following this award.

Insider Trade Summary

Grant/Award: 218 shares

Grant/Award 1 txn

Insider Quan William

Role Chief Technology Officer

Type	Security	Shares	Price	Value
Grant/Award	Common Stock, par value $0.003 per share	218	$0.00	$0.00

Holdings After Transaction: Common Stock, par value $0.003 per share — 218 shares (Direct)

Footnotes (1)

1. F1. Represents a grant of restricted stock units pursuant to the Company's 2020 Equity Incentive Plan. The restricted stock units shall vest in three substantially equal installments on May 1, 2027, May 1, 2028, and May 1, 2029.

Key Figures

RSU grant: 218 shares Grant price: $0.0000 per share Shares after transaction: 218 shares +3 more

6 metrics

RSU grant 218 shares Restricted stock units granted to CTO on May 1, 2026

Grant price $0.0000 per share Stated transaction price for RSU award

Shares after transaction 218 shares Total common shares directly held by William Quan following grant

First vesting date May 1, 2027 First of three substantially equal RSU vesting installments

Second vesting date May 1, 2028 Second RSU vesting installment

Third vesting date May 1, 2029 Final RSU vesting installment

Key Terms

restricted stock units, 2020 Equity Incentive Plan, vest, Grant, award, or other acquisition

4 terms

restricted stock units financial

"Represents a grant of restricted stock units pursuant to the Company's 2020 Equity Incentive Plan."

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

2020 Equity Incentive Plan financial

"Represents a grant of restricted stock units pursuant to the Company's 2020 Equity Incentive Plan."

vest financial

"The restricted stock units shall vest in three substantially equal installments on May 1, 2027, May 1, 2028, and May 1, 2029."

A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.

Grant, award, or other acquisition financial

"transaction_code_description: Grant, award, or other acquisition"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did MARKETAXESS (MKTX) report for William Quan?

MARKETAXESS reported that Chief Technology Officer William Quan received 218 restricted stock units of common stock as a compensation award. The grant was made at no cash cost to him and reflects routine equity-based compensation under the company’s 2020 Equity Incentive Plan.

How many MARKETAXESS (MKTX) shares did William Quan acquire in this Form 4?

William Quan acquired 218 shares of MARKETAXESS common stock through a grant of restricted stock units. These units represent stock-based compensation rather than an open-market purchase, and they increase his directly held position to 218 shares after the reported transaction.

When will William Quan’s restricted stock units in MARKETAXESS (MKTX) vest?

The 218 restricted stock units granted to William Quan will vest in three substantially equal installments. The vesting dates are May 1, 2027, May 1, 2028, and May 1, 2029, creating a multi-year incentive structure tied to his continued service at the company.

Was William Quan’s MARKETAXESS (MKTX) stock award an open-market purchase?

No, the 218 shares reported were granted as restricted stock units, not bought in the open market. The Form 4 classifies the transaction as a grant or award acquisition under the company’s 2020 Equity Incentive Plan, with a stated price per share of $0.0000.

What is William Quan’s MARKETAXESS (MKTX) shareholding after this Form 4?

After the reported grant, William Quan directly holds 218 shares of MARKETAXESS common stock. This entire amount comes from the restricted stock unit award disclosed, and there are no additional derivative positions reported in this filing’s derivative summary.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Accepted by SEC EDGAR 05/04/2026 - 04:15 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Quan William

(Last) (First) (Middle)

C/O MARKETAXESS HOLDINGS INC.

55 HUDSON YARDS, 15TH FLOOR

(Street)

NEW YORK NEW YORK 10001

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/01/2026

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

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

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

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock, par value $0.003 per share	05/01/2026		A		218	A	$0(1)	218	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents a grant of restricted stock units pursuant to the Company's 2020 Equity Incentive Plan. The restricted stock units shall vest in three substantially equal installments on May 1, 2027, May 1, 2028, and May 1, 2029.

	/s/ Patrick Wilson as Attorney-in-Fact for William Quan	05/04/2026
	** 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 4 (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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)