IridexIRIX
13F holders, Q2 2026 (June 30)At the end of Q2 2026, 29 institutions reported holding Iridex Corp. (IRIX) in their 13F filings, up 4 from Q1 2026. 7 opened new positions and 2 sold out. The largest holders were Vanguard Capital Management LLC ($589K), Renaissance Technologies ($485K) and Morgan Stanley ($349K). 2 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Iridex Corp.
- CUSIP
- 462684101
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 7 | $445K |
| Exits | 2 | $49K |
All 13F filers, Q1 2026 → Q2 2026: 483,355 shares bought and 204,522 shares sold, net +278,833 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 29 holders
| Vanguard Capital Management LLC | 0.00% | No change | 514,593 | $589K |
| Renaissance Technologies | 0.00% | Add +6.8% | 423,542 | $485K |
| Morgan Stanley | 0.00% | New | 305,193 | $349K |
| Weber Capital Management LLC | 0.18% | Reduce -30.5% | 180,451 | $207K |
| Geode Capital Management, LLC | 0.00% | Reduce -13.2% | 138,960 | $159K |
| Citadel Advisors | 0.00% | Add +62.6% | 98,950 | $113K |
| Perkins Capital Management Inc. | 0.06% | Add +28.0% | 70,800 | $81K |
| Vanguard Fiduciary Trust Co. | 0.00% | No change | 60,155 | $69K |
| State Street Corp. | 0.00% | No change | 44,718 | $51K |
| Goldman Sachs Group Inc. | 0.00% | Add +7.5% | 40,454 | $46K |
| United Capital Financial Advisors, LLC | 0.00% | Reduce -38.2% | 35,529 | $41K |
| XTX Topco Ltd | 0.00% | New | 29,190 | $33K |
| Susquehanna International Group, LLP | 0.00% | Reduce -5.0% | 27,459 | $31K |
| Diversify Advisory Services, LLC | 0.00% | New | 33,840 | $30K |
| Diversify Wealth Management, LLC | 0.00% | No change | 33,840 | $30K |
| Bank of New York Mellon Corp | 0.00% | No change | 25,649 | $29K |
| Northern Trust Corp. | 0.00% | Add +12.6% | 23,983 | $27K |
| BlackRock, Inc. | 0.00% | No change | 20,260 | $23K |
| Thompson Davis & Co., Inc. | 0.01% | Reduce -67.5% | 15,444 | $18K |
| Citigroup Inc. | 0.00% | New | 14,172 | $16K |
| Centiva Capital, LP | 0.00% | New | 13,920 | $16K |
| HighTower Advisors, LLC | 0.00% | No change | 10,000 | $11K |
| Vanguard Global Advisers, LLC | 0.00% | No change | 3,963 | $5K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +47.9% | 3,095 | $4K |
| Group One Trading LLC | 0.00% | No change | 1,100 | $1K |
| UBS Group AG | 0.00% | Reduce -24.6% | 862 | $987 |
| Simplex Trading, LLC | 0.00% | Reduce -30.0% | 112 | $128 |
| Caitong International Asset Management Co., Ltd | 0.00% | New | 10 | $11 |
| SBI Securities Co., Ltd. | 0.00% | New | 5 | $6 |
"% of holder's portfolio" is IRIX's weight in each manager's 13F, not the share of Iridex Corp. the manager owns.