Latest Period
Q1 2026
Security Snapshot
IRIDEX CORP - Common Stock (IRIX) Institutional Ownership
CUSIP: 462684101
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
25
Shares (Excl. Options)
2,891,416
Price
$1.01
Save this security page for your next review
Keep this CUSIP in your watchlists so you can revisit quarter changes from one place. If you create an account from here, we will bring you back after verification.
- Security type / class
- Equity / Common Stock
- Symbol
- IRIX on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 2,891,416
- Total 13F value
- $2,921,042
- Portfolio coverage rank
- 0%
- Share change
- +101,764
- Value change
- +$92,092
- Number of holders
- 25
- Shares outstanding
- 22,520,849
- SEC-reported price per share
- $1.14
- Insider filing price
- $1.14
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- IRIX - IRIDEX CORP - Common Stock is tracked under CUSIP 462684101.
- 25 institutions reported positions in Q1 2026.
- 1 significant owner is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 22 to 25 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $3,185,405 to $2,921,042.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 25 institutions filings for Q1 2026.
Security key
462684101
Latest holder period
Q1 2026
13F holders
25
13D/G owners
1
CIK / CUSIP context first
Open Q1 2026 holders
IRIX full holder history
IRIDEX CORP SEC filings
IRIDEX CORP company facts
IRIDEX CORP insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 462684101:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
1
Security
IRIX
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Novel Inspiration International Co., Ltd. | 30% | $7,007,768 | 6,738,238 | Lin Shih-Yao David | 19 Mar 2025 |
As of 31 Mar 2026, 25 institutional investors reported holding 2,891,416 shares of IRIDEX CORP - Common Stock (IRIX). This represents 13% of the company’s total 22,520,849 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
13%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| PARAGON ASSOCIATES & PARAGON ASSOCIATES II JOINT VENTURE | 4.4% | 1,000,000 | 0% | 1.4% | $1,010,000 |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.3% | 514,593 | 0% | 0% | $519,739 |
| RENAISSANCE TECHNOLOGIES LLC | 1.8% | 396,627 | +6.7% | 0% | $400,593 |
| WEBER CAPITAL MANAGEMENT LLC /ADV | 1.2% | 259,558 | 0% | 0.26% | $262,154 |
| GEODE CAPITAL MANAGEMENT, LLC | 0.71% | 160,159 | +18% | 0% | $161,796 |
| CITADEL ADVISORS LLC | 0.27% | 60,851 | +77% | 0% | $61,460 |
| VANGUARD FIDUCIARY TRUST CO | 0.27% | 60,155 | 0% | 0% | $60,757 |
| UNITED CAPITAL FINANCIAL ADVISORS, LLC | 0.26% | 57,529 | -12% | 0% | $58,104 |
| PERKINS CAPITAL MANAGEMENT INC | 0.25% | 55,300 | +34% | 0.05% | $55,853 |
| THOMPSON DAVIS & CO., INC. | 0.21% | 47,444 | +66% | 0.03% | $47,918 |
| STATE STREET CORP | 0.2% | 44,718 | 0% | 0% | $45,165 |
| JANE STREET GROUP, LLC | 0.17% | 37,634 | +19% | 0% | $38,010 |
| GOLDMAN SACHS GROUP INC | 0.17% | 37,621 | -9.1% | 0% | $37,997 |
| DIVERSIFY WEALTH MANAGEMENT, LLC | 0.15% | 33,840 | 0% | $34,855 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.13% | 28,919 | +18% | 0% | $29,208 |
| Bank of New York Mellon Corp | 0.11% | 25,649 | -19% | 0% | $25,905 |
| NORTHERN TRUST CORP | 0.09% | 21,308 | 0% | 0% | $21,521 |
| BlackRock, Inc. | 0.09% | 20,260 | 0% | 0% | $20,463 |
| TWO SIGMA SECURITIES, LLC | 0.05% | 10,792 | 0% | $10,900 | |
| HighTower Advisors, LLC | 0.04% | 10,000 | 0% | 0% | $10,100 |
| Vanguard Global Advisers, LLC | 0.02% | 3,963 | 0% | 0% | $4,003 |
| Tower Research Capital LLC (TRC) | 0.01% | 2,092 | 0% | $2,113 | |
| UBS Group AG | 0.01% | 1,144 | 0% | $1,156 | |
| GROUP ONE TRADING LLC | 0% | 1,100 | 0% | 0% | $1,111 |
| SIMPLEX TRADING, LLC | 0% | 160 | -72% | 0% | $161 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 2,891,416 | $2,921,042 | +$92,092 | $1.01 | 25 |
| 2025 Q4 | 2,789,652 | $3,185,405 | -$17,042 | $1.14 | 22 |
| 2025 Q3 | 2,834,174 | $3,242,072 | +$180,789 | $1.14 | 21 |
| 2025 Q2 | 2,689,889 | $2,371,224 | -$309,885 | $0.88 | 20 |
| 2025 Q1 | 3,036,590 | $3,006,265 | -$195,509 | $0.99 | 22 |
| 2024 Q4 | 3,228,218 | $5,432,819 | -$160,468 | $1.68 | 26 |
| 2024 Q3 | 3,329,593 | $5,826,558 | +$86,528 | $1.75 | 28 |
| 2024 Q2 | 3,280,077 | $7,084,645 | -$102,517 | $2.16 | 29 |
| 2024 Q1 | 3,321,284 | $9,897,357 | +$174,761 | $2.98 | 29 |
| 2023 Q4 | 3,263,470 | $9,171,314 | -$782,462 | $2.81 | 31 |
| 2023 Q3 | 3,553,115 | $9,029,306 | -$690,412 | $2.54 | 30 |
| 2023 Q2 | 3,885,960 | $8,430,947 | +$400,363 | $2.17 | 27 |
| 2023 Q1 | 3,704,100 | $7,558,440 | +$219,822 | $2.03 | 30 |
| 2022 Q4 | 3,595,487 | $7,231,057 | +$66,395 | $2.01 | 26 |
| 2022 Q3 | 3,528,913 | $8,505,129 | -$26,178 | $2.41 | 24 |
| 2022 Q2 | 3,530,913 | $9,073,055 | -$414,941 | $2.57 | 29 |
| 2022 Q1 | 3,679,801 | $17,035,337 | +$685,274 | $4.63 | 31 |
| 2021 Q4 | 3,507,584 | $21,426,579 | -$585,251 | $6.11 | 29 |
| 2021 Q3 | 3,495,544 | $26,773,034 | -$2,498,695 | $7.66 | 28 |
| 2021 Q2 | 3,852,698 | $27,197,953 | +$39,885 | $7.06 | 31 |
| 2021 Q1 | 3,854,170 | $26,017,000 | -$1,690,880 | $6.75 | 26 |
| 2020 Q4 | 4,125,740 | $10,356,000 | -$644,342 | $2.51 | 20 |
| 2020 Q3 | 4,529,129 | $8,878,000 | -$420,637 | $1.96 | 23 |
| 2020 Q2 | 4,678,059 | $9,914,000 | -$97,410 | $2.12 | 24 |
| 2020 Q1 | 4,792,390 | $7,641,000 | +$425,431 | $1.59 | 24 |