MeiraGTx (MGTX) director Harris Keith R. granted 106,441 restricted share units

Rhea-AI Filing Summary

Harris Keith R. reported acquisition or exercise transactions in this Form 4 filing.

MeiraGTx Holdings plc director Harris Keith R. received a grant of 106,441 restricted share units as equity compensation. Each unit represents the right to receive one ordinary share upon settlement. These restricted share units vest in a single installment on the earlier of June 11, 2027 or the day immediately before the company’s 2027 annual shareholder meeting. Following this grant, Harris holds 106,441 restricted share units directly.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Harris Keith R.

Role null

Type	Security	Shares	Price	Value
Grant/Award	Restricted Share Units	106,441	$0.00	--

Holdings After Transaction: Restricted Share Units — 106,441 shares (Direct, null)

Footnotes (1)

1. Each restricted share unit converts into one ordinary share upon settlement. The restricted share units shall vest in a single annual installment upon the earlier of (i) June 11, 2027 or (ii) the day immediately prior to the date of the Issuer's annual meeting of shareholders in 2027.

Key Figures

RSUs granted: 106,441 units Exercise price: $0.00 per unit Underlying shares: 106,441 ordinary shares +2 more

5 metrics

RSUs granted 106,441 units Restricted share unit grant to director on June 11, 2026

Exercise price $0.00 per unit Conversion or exercise price for awarded restricted share units

Underlying shares 106,441 ordinary shares Each RSU converts into one ordinary share upon settlement

Holdings after grant 106,441 RSUs Total restricted share units directly held after the transaction

Vesting date June 11, 2027 Or the day immediately prior to the 2027 annual meeting

Key Terms

Restricted Share Units, ordinary share, vest, annual meeting of shareholders

4 terms

Restricted Share Units financial

"Each restricted share unit converts into one ordinary share upon settlement."

Restricted share units (RSUs) are a promise from a company to give an employee or service provider actual shares or cash equal to the shares after certain conditions are met, typically staying with the company for a set time or hitting performance targets. Think of them like a time-locked gift card that becomes usable only after you’ve earned it. For investors, RSUs matter because they align employee incentives with company performance and can increase the number of shares outstanding over time, diluting existing ownership and affecting earnings per share.

ordinary share financial

"Each restricted share unit converts into one ordinary share upon settlement."

An ordinary share is a unit of ownership in a company that gives the holder a stake in its profits and usually the right to vote on key decisions. Think of it like a slice of a pizza where each slice entitles you to a portion of what’s left after bills are paid; value can rise or fall with the business and may pay dividends, so it matters to investors for income, growth and control.

vest financial

"The restricted share units shall vest in a single annual installment upon the earlier of June 11, 2027 or the day immediately prior to the date of the Issuer's annual meeting of shareholders in 2027."

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.

annual meeting of shareholders financial

"The restricted share units shall vest in a single annual installment upon the earlier of June 11, 2027 or the day immediately prior to the date of the Issuer's annual meeting of shareholders in 2027."

A yearly gathering where a company’s owners (shareholders) vote on key items like electing the board, approving executive pay, and ratifying auditors, and receive updates on performance and strategy. Think of it as an annual town hall for owners: it matters to investors because outcomes and disclosures can affect leadership, corporate direction, dividend and governance policies, and therefore the company’s risk and potential return.

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 06/15/2026 - 08:53 PM Accepted by SEC EDGAR 06/15/2026 - 08:53 PM Learn about SEC filing dates

FAQ

What did MeiraGTx (MGTX) director Harris Keith R. report in this Form 4?

Harris Keith R. reported receiving 106,441 restricted share units of MeiraGTx. These units are a stock-based compensation award that convert into ordinary shares upon settlement, adding to his equity-linked interest in the company.

How many restricted share units did Harris Keith R. receive from MeiraGTx (MGTX)?

He received 106,441 restricted share units. Each restricted share unit corresponds to one MeiraGTx ordinary share upon settlement, giving him potential future ownership of 106,441 shares if all units vest and settle as scheduled.

When do the MeiraGTx (MGTX) restricted share units granted to Harris Keith R. vest?

The restricted share units vest in a single annual installment in 2027. Vesting occurs on the earlier of June 11, 2027, or the day immediately prior to MeiraGTx’s 2027 annual meeting of shareholders, according to the award terms.

What does each MeiraGTx (MGTX) restricted share unit granted to Harris convert into?

Each restricted share unit converts into one MeiraGTx ordinary share upon settlement. This means that, after vesting and settlement, Harris could receive up to 106,441 ordinary shares tied directly to this equity award.

Is the MeiraGTx (MGTX) Form 4 for Harris Keith R. a market purchase or sale?

No, the Form 4 reflects a grant of restricted share units, not a market trade. The transaction code “A” denotes a grant or award acquisition, indicating stock-based compensation rather than buying or selling shares on the open market.

How many MeiraGTx (MGTX) restricted share units does Harris hold after this grant?

After the reported transaction, Harris holds 106,441 restricted share units directly. This figure represents his total position in this specific form of equity award as disclosed in the filing, all subject to the stated vesting schedule.

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^*

Harris Keith R.

(Last) (First) (Middle)

655 THIRD AVENUE

SUITE 1115

(Street)

NEW YORK NEW YORK 10017

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/11/2026

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

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	(1)	06/11/2026		A		106,441		(2)	(2)	Ordinary Shares	106,441	$0	106,441	D

Explanation of Responses:

1. Each restricted share unit converts into one ordinary share upon settlement.

2. The restricted share units shall vest in a single annual installment upon the earlier of (i) June 11, 2027 or (ii) the day immediately prior to the date of the Issuer's annual meeting of shareholders in 2027.

	/s/ Richard Giroux, Attorney-in-Fact for Keith R. Harris	06/15/2026
	** 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)