IRIDEX CORP Insider Trading Activity
Every SEC Form 4 insider transaction reported for IRIDEX CORP (IRIX), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud · Insider-trading data from SEC EDGAR
Latest filing:
Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.
Quick Answer
Are IRIX insiders buying or selling?
In the last 12 months, IRIDEX CORP insiders reported 36 open-market purchases ($1.5M) and 0 sales ($0) — net buying of $1.5M. Since March 2018, Trabud has recorded 105 Form 4 filings for IRIX: 104 buys ($4.2M) and 1 sells ($16.4K).
Source: SEC EDGAR Form 4
What stands out
- The largest open-market purchase in the last 12 months was $597.9K by Shih-Yao David Lin (10% Owner) on Oct 7, 2026. SEC ↗
- 2 different insiders made open-market purchases of IRIX in the last 90 days, totaling $1.3M.
- The most recent open-market purchase was reported on Oct 7, 2026 (12 days ago).
Key Statistics (March 2018 – Oct 7, 2026)
Total Form 4 filings
105
SEC EDGAR
Insider filers
10
Insider buys (104)
$4.2M
Insider sells (1)
$16.4K
Insider sentiment
Net buyingNet insider flow of $4.2M in net buying since March 2018, and $1.5M in net buying over the last 12 months. 7 insider buys in the last 90 days.
Recent IRIX insider transactions
| Date | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Oct 7, 2026 | Shih-Yao David Lin | 10% Owner | Purchase | 350.6K | $1.25 | $438.8K | SEC ↗ |
| Oct 7, 2026 | Shih-Yao David Lin | 10% Owner | Purchase | 266.1K | $1.03 | $273.6K | SEC ↗ |
| Oct 7, 2026 | Shih-Yao David Lin | 10% Owner | Purchase | 570.2K | $1.05 | $597.9K | SEC ↗ |
| Sep 16, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 7.9K | $0.63 | $5.0K | SEC ↗ |
| Sep 14, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 2.4K | $0.65 | $1.5K | SEC ↗ |
| Sep 10, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 5.1K | $0.68 | $3.5K | SEC ↗ |
| Aug 24, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 6.7K | $0.75 | $5.0K | SEC ↗ |
| Jun 15, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 975 | $1.14 | $1.1K | SEC ↗ |
| Jun 12, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 1.7K | $1.14 | $1.9K | SEC ↗ |
| Jun 9, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 2.4K | $1.12 | $2.7K | SEC ↗ |
| Jun 8, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 2.5K | $1.15 | $2.9K | SEC ↗ |
| Jun 3, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 2.4K | $1.17 | $2.8K | SEC ↗ |
| May 26, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 5.0K | $1.00 | $5.0K | SEC ↗ |
| Mar 9, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 1.1K | $1.26 | $1.4K | SEC ↗ |
| Feb 17, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 2.2K | $1.34 | $2.9K | SEC ↗ |
| Feb 12, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 1.5K | $1.43 | $2.1K | SEC ↗ |
| Feb 10, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 1.0K | $1.46 | $1.5K | SEC ↗ |
| Feb 3, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 2.5K | $1.38 | $3.5K | SEC ↗ |
| Jan 29, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 1.1K | $1.44 | $1.6K | SEC ↗ |
| Jan 28, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 1.3K | $1.46 | $1.9K | SEC ↗ |
| Jan 27, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 3.4K | $1.48 | $5.0K | SEC ↗ |
| Jan 26, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 1.2K | $1.52 | $1.9K | SEC ↗ |
| Jan 23, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 5.2K | $1.48 | $7.7K | SEC ↗ |
| Jan 21, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 4.3K | $1.50 | $6.4K | SEC ↗ |
| Jan 16, 2026 | Romeo R Dizon | Chief Financial Officer | Purchase | 3.5K | $1.43 | $5.0K | SEC ↗ |
Showing the 25 most recent of 105 Form 4 filings for IRIDEX CORP.
Most active IRIX insiders
- Romeo R Dizon72 filings
- William M Moore13 filings
- Robert Earle Grove6 filings
- Nandini Devi3 filings
- Shih-Yao David Lin3 filings
Ask anything about IRIX insider activity
Use Trabud's AI agent to query IRIDEX CORP's Form 4 history in plain English — "Show me IRIX CEO purchases this year" or compare it against any other ticker.
Open the AI agentIRIX insider trading FAQ
Are IRIDEX CORP insiders buying or selling?
In the last 12 months, IRIDEX CORP insiders reported 36 open-market purchases ($1.5M) and 0 sales ($0) — net buying of $1.5M. Since March 2018, Trabud has recorded 105 Form 4 filings for IRIX: 104 buys ($4.2M) and 1 sells ($16.4K). Over the full record that is net buying of $4.2M.
How many insiders trade IRIX stock?
10 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for IRIDEX CORP. The most recent filing was accepted on Oct 7, 2026.
Where does Trabud get IRIX insider trading data?
All IRIX insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.