Form: 4

Statement of changes in beneficial ownership of securities

December 11, 2025

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*
Foundation Fighting Blindness Retinal Degeneration Fund

(Last) (First) (Middle)
223 S. WEST STREET, SUITE 900

(Street)
RALEIGH NC 27603

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
Opus Genetics, Inc. [ IRD ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
Officer (give title below) X Other (specify below)
See Remarks
3. Date of Earliest Transaction (Month/Day/Year)
12/09/2025
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
Form filed by One Reporting Person
X 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
Common Stock 12/09/2025 S 4,000,000 D $2.15 5,492,171 D(1)
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
1. Name and Address of Reporting Person*
Foundation Fighting Blindness Retinal Degeneration Fund

(Last) (First) (Middle)
223 S. WEST STREET, SUITE 900

(Street)
RALEIGH NC 27603

(City) (State) (Zip)
1. Name and Address of Reporting Person*
Foundation Fighting Blindness, Inc.

(Last) (First) (Middle)
6925 OAKLAND MILLS ROAD, #701

(Street)
COLUMBIA MD 21045

(City) (State) (Zip)
Explanation of Responses:
1. Foundation Fighting Blindness, Inc. ("FFB") is the sole member of Foundation Fighting Blindness Retinal Degeneration Fund ("RDF") and may be deemed to beneficially own the securities owned directly by RDF. RDF has the power to vote and dispose of any securities directly owned by RDF. RDF's board of directors makes voting and investment decisions regarding securities held by RDF, subject to certain approval rights of the board of directors of FFB with respect to transactions exceeding a certain threshold.
Remarks:
For purposes of Section 16 of the Exchange Act of 1934, as amended, the Reporting Persons may be deemed a director by deputization of Issuer by virtue of the fact that Adrienne Graves, PhD and Jean Bennett, MD, PhD were appointed to serve on the board of directors of Issuer and Dr. Graves is the chair of the board of directors of RDF and a member of the board of directors of FFB and Dr. Bennett is a member of the board of directors of RDF. FFB is the sole member of RDF and may be deemed to beneficially own the securities owned directly by RDF. RDF has the power to vote and dispose of any securities directly owned by RDF. RDF's board of directors makes voting and investment decisions regarding securities held by RDF, subject to certain approval rights of the board of directors of FFB with respect to transactions exceeding a certain threshold.
Foundation Fighting Blindness Retinal Degeneration Fund, By: /s/ Lorna A. Knick, Attorney-in-Fact for Russell Kelley 12/11/2025
Foundation Fighting Blindness, Inc., By: /s/ Lorna A. Knick, Attorney-in-Fact for Jason Menzo 12/11/2025
** 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.