IRD · Opus Genetics, Inc. · Shareholders & Ownership

$4.27 +0.34 (+8.65%) At close · Nov 4

Russell 2000 member Rebalance outlook locked

Market Cap

$326.96M

83.20M

Volume · Nov 4 1.16M Avg daily vol (3M) 2.48M

Every disclosed holder of IRD in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.

How the holder list picks a filing →

Who Owns IRD

13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions

Holder group	Holders	Shares	% Out	Summed
Institutional (13F)	109	57,616,169	69.25%	Yes
Insiders (Forms 3, 4, 5)	16	12,348,243	14.84%	Yes
13D/G-only blocks	2	12,917,139	15.53%	Yes
Remaining	—	314,272	0.38%	Rest
Registered funds (N-PORT, not summed)	70	7,400,582	8.90%	No

Shares outstanding: 83,195,823, the issuer's latest cover-page count restated onto today's split basis.

13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.

Holders of IRD

One row per holder Every filing By ultimate parent

All 13F Funds Insiders 13D/G Non-US

#	Holder	Shares	% Out	Change	As of	Notes
1	PERCEPTIVE ADVISORS LLC 13G CIK 1224962 · Registered investment adviser · Jun 30, 2026 Rule 13d-1(c), passive investor	9,233,710	11.10%	+403,565	Jun 30, 2026	Rule 13d-1(c), passive investor
2	Caligan Partners LP 13F CIK 1727492 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	6,077,084	7.30%	+2,056	Jun 30, 2026	carried, not yet filed for the newest quarter
2.1	Caligan Partners LP 13G CIK 1727492 · Registered investment adviser · Jun 30, 2026 Rule 13d-1(b), qualified institution, not summed	6,077,084	7.30%	+2,056	Jun 30, 2026	Rule 13d-1(b), qualified institution, not summed
3	ADAGE CAPITAL PARTNERS GP, L.L.C. 13F CIK 1165408 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	6,029,775	7.25%	0	Jun 30, 2026	carried, not yet filed for the newest quarter
4	BlackRock, Inc. 13G CIK 2012383 · Holding company · Sep 30, 2026 Rule 13d-1(b), qualified institution, not summed	5,044,847	6.06%	—	Sep 30, 2026	Rule 13d-1(b), qualified institution, not summed
4.1	BlackRock, Inc. 13F CIK 2012383 · Holding company · Jun 30, 2026 carried, not yet filed for the newest quarter	3,116,487	3.75%	+2,968,747	Jun 30, 2026	carried, not yet filed for the newest quarter
4.2	iShares Russell 2000 ETF Fund S000004344 · Registered fund · Jun 30, 2026 iShares Trust, not summed	1,348,690	1.62%	—	Jun 30, 2026	iShares Trust, not summed
4.3	iShares Russell 2000 Growth ETF Fund S000004343 · Registered fund · Jun 30, 2026 iShares Trust, not summed	502,884	0.60%	—	Jun 30, 2026	iShares Trust, not summed
4.4	iShares Micro-Cap ETF Fund S000004439 · Registered fund · Jun 30, 2026 iShares Trust, not summed	179,782	0.22%	—	Jun 30, 2026	iShares Trust, not summed
4.5	Master Small Cap Index Series Fund S000002716 · Registered fund · Jun 30, 2026 Quantitative Master Series LLC, not summed	100,099	0.12%	—	Jun 30, 2026	Quantitative Master Series LLC, not summed
5	BIOS Capital Management, LP 13F CIK 1813845 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	3,683,429	4.43%	0	Jun 30, 2026	carried, not yet filed for the newest quarter
6	BIOS EQUITY PARTNERS III, LP 13G CIK 1791917 · Unknown · May 12, 2026 Rule 13d-1(c), passive investor	3,683,429	4.43%	—	May 12, 2026	Rule 13d-1(c), passive investor
7	Foundation Fighting Blindness Retinal Degeneration Fund Insider CIK 2042266 · Sep 30, 2026 Director, issuer-wide	3,236,171	3.89%	-556,000	Sep 30, 2026	Director, issuer-wide
7.1	Foundation Fighting Blindness Retinal Degeneration Fund 13D CIK 2042266 · Unknown · May 18, 2026 Item 4 purpose: not restated by this amendment, the earlier 13D's purpose stands not summed	3,792,171	4.56%	-1,700,000	May 18, 2026	not summed
8	Balyasny Asset Management L.P. 13F CIK 1218710 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	3,087,866	3.71%	+369,837	Jun 30, 2026	carried, not yet filed for the newest quarter
8.1	Balyasny Asset Management L.P. 13G CIK 1218710 · Registered investment adviser · Jun 30, 2026 Rule 13d-1(b), qualified institution, not summed	5,480,210	6.59%	+369,837	Jun 30, 2026	Rule 13d-1(b), qualified institution, not summed
9	Nantahala Capital Management, LLC 13F CIK 1472322 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	3,061,359	3.68%	+1,380,029	Jun 30, 2026	carried, not yet filed for the newest quarter
10	VANGUARD CAPITAL MANAGEMENT LLC 13F CIK 2100119 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	2,958,683	3.56%	+508,696	Jun 30, 2026	carried, not yet filed for the newest quarter
11	Gallagher Cam Insider CIK 1557832 · Sep 8, 2026 Director, President, Interim CFO, issuer-wide	2,883,111	3.47%	+784,314	Sep 8, 2026	Director, President, Interim CFO, issuer-wide
12	Boxer Capital Management, LLC 13F CIK 2018299 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	2,815,000	3.38%	+565,000	Jun 30, 2026	carried, not yet filed for the newest quarter
13	Trails Edge Capital Partners, LP 13F CIK 2077247 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	2,743,658	3.30%	+2,243,658	Jun 30, 2026	carried, not yet filed for the newest quarter
14	MILLENNIUM MANAGEMENT LLC 13F CIK 1273087 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	2,302,101	2.77%	-328,331	Jun 30, 2026	carried, not yet filed for the newest quarter
15	VANGUARD TOTAL STOCK MARKET INDEX FUND Fund S000002848 · Registered fund · Jun 30, 2026 VANGUARD INDEX FUNDS, not summed	2,239,388	2.69%	+344,910	Jun 30, 2026	VANGUARD INDEX FUNDS, not summed
16	Magrath George Insider CIK 1999390 · Oct 23, 2026 Director, Chief Executive Officer, issuer-wide	2,038,894	2.45%	-9,591	Oct 23, 2026	Director, Chief Executive Officer, issuer-wide
17	GREAT POINT PARTNERS LLC 13F CIK 1281446 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	1,970,187	2.37%	+1,645,847	Jun 30, 2026	carried, not yet filed for the newest quarter
18	MARSHALL WACE, LLP 13F CIK 1318757 · Exempt reporting adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	1,945,609	2.34%	-367,771	Jun 30, 2026	carried, not yet filed for the newest quarter
19	ADAR1 Capital Management, LLC 13F CIK 1940272 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	1,783,781	2.14%	-65,223	Jun 30, 2026	carried, not yet filed for the newest quarter
20	GOLDMAN SACHS GROUP INC 13F CIK 886982 · Holding company · Jun 30, 2026 carried, not yet filed for the newest quarter	1,527,229	1.84%	+1,200,420	Jun 30, 2026	carried, not yet filed for the newest quarter
20.1	Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF Fund S000048296 · Registered fund · Aug 31, 2026 Goldman Sachs ETF Trust, not summed	89,319	0.11%	—	Aug 31, 2026	Goldman Sachs ETF Trust, not summed
20.2	Goldman Sachs Absolute Return Tracker Fund Fund S000020314 · Registered fund · Aug 31, 2026 GOLDMAN SACHS TRUST, not summed	49,121	0.06%	—	Aug 31, 2026	GOLDMAN SACHS TRUST, not summed
21	Woodline Partners LP 13F CIK 1784547 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	1,434,713	1.72%	+80,683	Jun 30, 2026	carried, not yet filed for the newest quarter
22	GEODE CAPITAL MANAGEMENT, LLC 13F CIK 1214717 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	1,367,712	1.64%	+829,365	Jun 30, 2026	carried, not yet filed for the newest quarter
23	BOOTHBAY FUND MANAGEMENT, LLC 13F CIK 1549230 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	1,189,515	1.43%	+402	Jun 30, 2026	carried, not yet filed for the newest quarter
24	Opaleye Management Inc. 13F CIK 1595855 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	1,125,000	1.35%	+5,000	Jun 30, 2026	carried, not yet filed for the newest quarter
25	SummitTX Capital, L.P. 13F CIK 2052310 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	1,007,351	1.21%	+1,007,351	Jun 30, 2026	carried, not yet filed for the newest quarter
26	STATE STREET CORP 13F CIK 93751 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	790,136	0.95%	+590,183	Jun 30, 2026	carried, not yet filed for the newest quarter
26.1	STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO Fund S000050332 · Registered fund · Jun 30, 2026 STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed	23,200	0.03%	—	Jun 30, 2026	STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
26.2	State Street Total Return V.I.S. Fund Fund S000001637 · Registered fund · Jun 30, 2026 STATE STREET VARIABLE INSURANCE SERIES FUNDS INC, not summed	1,352	0.00%	—	Jun 30, 2026	STATE STREET VARIABLE INSURANCE SERIES FUNDS INC, not summed
27	Bleichroeder LP 13F CIK 1781002 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	736,842	0.89%	0	Jun 30, 2026	carried, not yet filed for the newest quarter
28	UBS Group AG 13F CIK 1610520 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	683,895	0.82%	+426,246	Jun 30, 2026	carried, not yet filed for the newest quarter
29	YERXA BENJAMIN R Insider CIK 1145910 · Oct 23, 2026 Director, issuer-wide	670,917	0.81%	-33,189	Oct 23, 2026	Director, issuer-wide
30	CITADEL ADVISORS LLC 13F CIK 1423053 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	665,662	0.80%	+544,762	Jun 30, 2026	carried, not yet filed for the newest quarter
31	VANGUARD EXTENDED MARKET INDEX FUND Fund S000002841 · Registered fund · Jun 30, 2026 VANGUARD INDEX FUNDS, not summed	652,278	0.78%	+180,289	Jun 30, 2026	VANGUARD INDEX FUNDS, not summed
32	Gagnon Robert E. Insider CIK 1504983 · Oct 23, 2026 Director, issuer-wide	542,375	0.65%	-14,000	Oct 23, 2026	Director, issuer-wide
33	Jayagopal Ashwath Insider CIK 2008983 · Apr 23, 2026 Chief Scientific & Dev. Ofc., issuer-wide	509,233	0.61%	-7,542	Apr 23, 2026	Chief Scientific & Dev. Ofc., issuer-wide
34	MORGAN STANLEY 13F CIK 895421 · Holding company · Jun 30, 2026 carried, not yet filed for the newest quarter	464,900	0.56%	+425,378	Jun 30, 2026	carried, not yet filed for the newest quarter
35	NORTHERN TRUST CORP 13F CIK 73124 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	442,154	0.53%	+347,739	Jun 30, 2026	carried, not yet filed for the newest quarter
35.1	Small Cap Index Fund Fund S000001245 · Registered fund · Jun 30, 2026 Northern Funds, not summed	24,866	0.03%	—	Jun 30, 2026	Northern Funds, not summed
36	VANGUARD FIDUCIARY TRUST CO 13F CIK 933478 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	410,375	0.49%	+128,574	Jun 30, 2026	carried, not yet filed for the newest quarter
37	VANGUARD PORTFOLIO MANAGEMENT LLC 13F CIK 2100121 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	371,950	0.45%	+371,950	Jun 30, 2026	carried, not yet filed for the newest quarter
38	Rodgers Richard J Insider CIK 1313397 · Apr 20, 2026 Director, issuer-wide	343,022	0.41%	+24,367	Apr 20, 2026	Director, issuer-wide
39	Squarepoint Ops LLC 13F CIK 1642575 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	330,783	0.40%	+330,783	Jun 30, 2026	carried, not yet filed for the newest quarter
40	Ainsworth Sean Insider CIK 1830296 · Apr 20, 2026 Director, issuer-wide	321,692	0.39%	+24,367	Apr 20, 2026	Director, issuer-wide
41	MANUSO JAMES S J Insider CIK 1236365 · Apr 20, 2026 Director, issuer-wide	317,318	0.38%	+24,367	Apr 20, 2026	Director, issuer-wide
42	VANGUARD RUSSELL 2000 INDEX FUND Fund S000030003 · Registered fund · Aug 31, 2026 VANGUARD SCOTTSDALE FUNDS, not summed	307,748	0.37%	—	Aug 31, 2026	VANGUARD SCOTTSDALE FUNDS, not summed
43	SCHACHLE JOSEPH K Insider CIK 1145914 · Oct 23, 2026 Chief Operating Officer, issuer-wide	286,673	0.34%	-4,767	Oct 23, 2026	Chief Operating Officer, issuer-wide
44	Bennett Jean Insider CIK 1872219 · Apr 20, 2026 Director, issuer-wide	259,019	0.31%	+24,367	Apr 20, 2026	Director, issuer-wide
45	TWO SIGMA INVESTMENTS, LP 13F CIK 1179392 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	253,962	0.31%	+145,321	Jun 30, 2026	carried, not yet filed for the newest quarter
46	Benton Susan Insider CIK 1373649 · Apr 20, 2026 Director, issuer-wide	243,894	0.29%	+24,367	Apr 20, 2026	Director, issuer-wide
47	AWM Investment Company, Inc. 13F CIK 1535264 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	232,590	0.28%	+232,590	Jun 30, 2026	carried, not yet filed for the newest quarter
48	SUSQUEHANNA INTERNATIONAL GROUP, LLP 13F CIK 1446194 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	196,897	0.24%	-626,486	Jun 30, 2026	carried, not yet filed for the newest quarter
49	Jhaveri Nirav S. Insider CIK 2011481 · Mar 13, 2025 Chief Financial Officer, issuer-wide	194,293	0.23%	+52,500	Mar 13, 2025	Chief Financial Officer, issuer-wide
50	JANE STREET GROUP, LLC 13F CIK 1595888 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	188,988	0.23%	+30,885	Jun 30, 2026	carried, not yet filed for the newest quarter

2 more nested rows are not shown here; Every filing lists them all.

Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.

Showing 1–50 of 173 holders

Create a free account to page through every holder, filter by source and group by ultimate parent.

Key facts CIK 1228627 CUSIP 67577R102 13F (30d) 23 filings 23 filers Visit website Investor relations