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$IRIX
$0.75 +$0.01 (0.77%) Close

Ownership

13F as of Q2 2026 · 17.6M shares outstanding

Who owns IRIX?

By type of holder
Institutions 12.2% Insiders 38.7% Everyone else 49.1%
Concentration Top 10 holders own 111.3%
Lin Shih-Yao David 38.4% · Novel Inspiration International Co., Ltd. 31.6%
Institutional ownership
12.2%
-4.3 pts vs last qtr
Institutional holders
28
+3 vs last qtr
Net shares bought
−748.6K
by institutions in Q2 2026
New / sold out
7 / 4
positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026
  • Morgan Stanley NEW +305.2K
  • Citadel Advisors LLC +38.1K

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Biggest sellers in Q2 2026
  • Paragon Associates & Paragon Associates II Joint Venture SOLD OUT −1.0M
  • Weber Capital Management LLC /adv −79.1K

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Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for IRIDEX Corp in the last 12 months.

Is your stake being diluted?

Diluted share count, FY2016–FY2025
+66.5%
+5.83% a year
Each share's claim on the business
−39.9%
shrank without buying or selling a share
Spent on buybacks vs paid in stock
$59K vs —
over 10 fiscal years
Diluted shares, split-adjusted
9.9M13.5M17.1M2016: 10.2M shares'162017: 11.6M shares'172018: 12.2M shares'182019: 13.7M shares'192020: 13.8M shares'202021: 15.4M shares'212022: 15.9M shares'222023: 16.1M shares'232024: 16.4M shares'242025: 16.9M shares'25
Buybacks Stock-based comp
$0$29.5K$59.0K2016 buybacks: $59.0K2016 stock comp: $0'162017 buybacks: $02017 stock comp: $0'172018 buybacks: $02018 stock comp: $0'182019 buybacks: $02019 stock comp: $0'192020 buybacks: $02020 stock comp: $0'202021 buybacks: $02021 stock comp: $0'212022 buybacks: $02022 stock comp: $0'222023 buybacks: $02023 stock comp: $0'232024 buybacks: $02024 stock comp: $0'242025 buybacks: $02025 stock comp: $0'25

How patient are the owners?

Institutional shares by how long they've been held
5+ years61% 3–5 years6% 1–3 years0% Under 1 year33%
Quarterly turnover
29.7%
of institutional shares changed hands
Top 10 managers, median time held
5 years

Super Investors

Investment managers reporting IRIX on Form 13F
PA
Paragon Associates & Paragon Associates II Joint Venture
Shares
—
% of company
—
Change vs last qtr
SOLD OUT
Held since
—
VC
Vanguard Capital Management LLC
Shares
514.6K
% of company
2.93%
Change vs last qtr
Unchanged
Held since
≤2021

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Institutional Funds

Mutual funds and ETFs reporting IRIX on Form N-PORT; together they hold 3.6% of the company
VT
Vanguard Total Stock Market Index Fund
Vanguard Index Funds
Position value
$460K
% of company
2.29%
% of the fund
0.00%
As of
June 30, 2026
VE
Vanguard Extended Market Index Fund
Vanguard Index Funds
Position value
$129K
% of company
0.64%
% of the fund
0.00%
As of
June 30, 2026

4 more funds behind a free account

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Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G
LS
Lin Shih-Yao David
5%+ holder13D · 29.9%
Shares
6.7M
% of company
38.36%
Change vs last qtr
—
Held since
—
NI
Novel Inspiration International Co., Ltd.
5%+ holder13D · 24.7%
Shares
5.6M
% of company
31.61%
Change vs last qtr
—
Held since
—

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