MeiraGTx director reports 34,500 shares held by LLC

The shares are held by Apothecary Capital LLC, and the director disclaims beneficial ownership for Section 16 purposes except to the extent of any pecuniary interest.

Rhea-AI Filing Summary

MeiraGTx Holdings plc (MGTX) director Alan Sebulsky reported an indirect holding of 34,500 ordinary shares held by Apothecary Capital LLC as of September 23, 2026. Alan Sebulsky is the LLC’s managing member and may be deemed to share voting, investment and dispositive power over the shares; he disclaims beneficial ownership for Section 16 purposes except to the extent of his pecuniary interest, if any.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider SEBULSKY ALAN

Role Director

Type	Security	Shares	Price	Value
holding	Ordinary Shares F1	--	--	--

Holdings After Transaction: Ordinary Shares — 34,500 shares (Indirect, By Apothecary Capital LLC)

Footnotes (1)

1. F1. Represents shares held by Apothecary Capital LLC ("Apothecary Capital"). The Reporting Person is the managing member of Apothecary Capital and may be deemed to share voting, investment and dispositive power with respect to the securities held by Apothecary Capital. The Reporting Person disclaims beneficial ownership of such shares for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of his pecuniary interest therein, if any. This report shall not be deemed an admission that he is a beneficial owner of such shares for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Key Figures

Indirect ordinary shares: 34,500 ordinary shares

1 metrics

Indirect ordinary shares 34,500 ordinary shares Held by Apothecary Capital LLC as of September 23, 2026

Key Terms

beneficial ownership, pecuniary interest, dispositive power

3 terms

beneficial ownership regulatory

"disclaims beneficial ownership of such shares"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

pecuniary interest regulatory

"except to the extent of his pecuniary interest therein, if any"

dispositive power regulatory

"share voting, investment and dispositive power"

Dispositive power is the authority to decide the final outcome of an asset, legal claim, contract, or corporate action — in effect the power to dispose of or resolve something. For investors it matters because whoever holds that authority can determine who gets paid, who controls an asset or vote, and how risks and returns are allocated; think of it like holding the key that lets you lock in the winner or loser in a deal.

FAQ

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

How many MGTX shares did director Alan Sebulsky report?

Alan Sebulsky, a MeiraGTx director, reported 34,500 ordinary shares held by Apothecary Capital LLC as of September 23, 2026. He is the LLC’s managing member and may be deemed to share voting, investment and dispositive power over the shares.

Does MGTX director Alan Sebulsky claim beneficial ownership of the shares?

He disclaims beneficial ownership of the shares for Section 16 purposes, except to the extent of his pecuniary interest, if any.

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

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Available on EDGAR 09/24/2026 - 09:01 PM Accepted by SEC EDGAR 09/24/2026 - 09:00 PM Learn about SEC filing dates

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

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

SEBULSKY ALAN

(Last) (First) (Middle)

655 THIRD AVENUE, SUITE 1115

(Street)

NEW YORK NEW YORK 10017

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
09/23/2026

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

3a. Foreign Trading Symbol

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

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

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

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)
Ordinary Shares	34,500	I	By Apothecary Capital LLC(1)

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:

1. Represents shares held by Apothecary Capital LLC ("Apothecary Capital"). The Reporting Person is the managing member of Apothecary Capital and may be deemed to share voting, investment and dispositive power with respect to the securities held by Apothecary Capital. The Reporting Person disclaims beneficial ownership of such shares for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of his pecuniary interest therein, if any. This report shall not be deemed an admission that he is a beneficial owner of such shares for the purpose of Section 16 of the Exchange Act, or for any other purpose.

	/s/ Alan Sebulsky	09/24/2026
	** 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.
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 3: SEC 1473 (03-26)