MeiraGTx (MGTX) CFO reports RSU vesting and tax-share withholding

Rhea-AI Filing Summary

MeiraGTx Holdings plc CFO & COO Richard Giroux reported equity award activity involving restricted share units and ordinary shares. On February 21, 2026, one-quarter of previously granted restricted share units vested, converting 60,000 restricted share units into 60,000 ordinary shares at a stated price of $0.00 per share. To cover taxes due upon vesting, 31,726 ordinary shares were withheld at $7.45 per share as a tax-withholding disposition. Following these transactions, Giroux directly held 1,027,530 ordinary shares, with additional indirect holdings of 5,152 ordinary shares held by his spouse and 85,000 ordinary shares held by Aigle Healthcare Partners III LLC.

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

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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^*

Giroux Richard

(Last) (First) (Middle)

655 THIRD AVENUE

SUITE 1115

(Street)

NEW YORK NY 10017

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MeiraGTx Holdings plc [ MGTX ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/21/2026

4. 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 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
Ordinary Shares	02/21/2026		M		60,000(1)	A	(2)	1,059,256	D
Ordinary Shares	02/21/2026		F		31,726(3)	D	$7.45	1,027,530	D
Ordinary Shares								5,152	I	By Spouse
Ordinary Shares								85,000	I	By Aigle Healthcare Partners III LLC

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
Restricted Share Units	(2)	02/21/2026		M			60,000	(1)	(1)	Ordinary Shares	60,000	$0	60,000	D

Explanation of Responses:

1. Represents vesting of one-quarter of restricted share units granted on February 21, 2023.

2. Each restricted share unit converts into one ordinary share upon vesting.

3. Shares withheld for payment of taxes upon vesting of award.

	/s/ Richard Giroux	02/23/2026
	** 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).
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FAQ

What insider transactions did MeiraGTx (MGTX) CFO Richard Giroux report?

Richard Giroux reported vesting of restricted share units converting into 60,000 ordinary shares and a related tax-withholding disposition of 31,726 ordinary shares on February 21, 2026, reflecting routine equity compensation activity.

How many MeiraGTx (MGTX) shares did the CFO receive from RSU vesting?

The CFO received 60,000 ordinary shares from the vesting of restricted share units. Each unit converted into one ordinary share upon vesting, representing one-quarter of an award originally granted on February 21, 2023.

How many MeiraGTx (MGTX) shares were withheld for taxes in this Form 4?

A total of 31,726 ordinary shares were withheld to pay taxes due upon the vesting of the restricted share unit award. These shares were valued at $7.45 per share for the tax-withholding transaction.

What is Richard Giroux’s direct share ownership in MeiraGTx (MGTX) after these transactions?

After these transactions, Richard Giroux directly owned 1,027,530 ordinary shares of MeiraGTx. This figure reflects the RSU conversion and the shares withheld to satisfy associated tax obligations on the vesting date.

What indirect MeiraGTx (MGTX) share holdings are reported for the CFO?

Indirect holdings reported include 5,152 ordinary shares held by his spouse and 85,000 ordinary shares held by Aigle Healthcare Partners III LLC. These positions are reported as indirect beneficial ownership interests in the filing.

How were the MeiraGTx (MGTX) restricted share units structured for the CFO?

The restricted share units were granted on February 21, 2023, with one-quarter vesting on February 21, 2026. Each restricted share unit converts into one ordinary share upon vesting, as described in the accompanying footnotes.