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IRIX Insider Trading & Form 4 Activity

IRIDEX CORP
Last filing: Oct 13, 2026·11 days ago
BULLISH · LAST 90 DAYS
100%
buyers
$15K
5 buys
$0
0 sells
$15K
net buying
1
insider
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Net flow — last 12 months

Monthly net of insider buys minus sells. Green months indicate net buying; red months indicate net selling.

Most active insiders

Ranked by total transaction value over the last 90 days.

INSIDERBOUGHTSOLDNET
Dizon Romeo R
Chief Financial Officer
$15K
—
$15K
Novel Inspiration International Co., Ltd.
Insider
—
—
$0
Mercer Patrick
President and CEO
—
—
$0

Recent transactions

Every Form 4 transaction for IRIX, newest first.

OTHER
Novel Inspiration International Co., Ltd. · Insider
Tx Oct 2·Filed Oct 13·EDGAR ↗
146,313 sh
—
BUY
Lin Shih-Yao David · Insider
Tx Mar 30·Filed Oct 7·EDGAR ↗
7,371 sh @ $0.99
$7K
BUY
Lin Shih-Yao David · Insider
Tx Mar 24·Filed Oct 7·EDGAR ↗
4,549 sh @ $1.33
$6K
BUY
Lin Shih-Yao David · Insider
Tx Mar 23·Filed Oct 7·EDGAR ↗
17,526 sh @ $1.33
$23K
BUY
Lin Shih-Yao David · Insider
Tx Mar 17·Filed Oct 7·EDGAR ↗
22,805 sh @ $1.31
$30K
BUY
Lin Shih-Yao David · Insider
Tx Mar 16·Filed Oct 7·EDGAR ↗
1,682 sh @ $1.30
$2K
BUY
Lin Shih-Yao David · Insider
Tx Mar 12·Filed Oct 7·EDGAR ↗
967 sh @ $1.32
$1K
BUY
Lin Shih-Yao David · Insider
Tx Mar 3·Filed Oct 7·EDGAR ↗
752 sh @ $1.42
$1K
BUY
Lin Shih-Yao David · Insider
Tx Mar 2·Filed Oct 7·EDGAR ↗
1,424 sh @ $1.40
$2K
BUY
Lin Shih-Yao David · Insider
Tx Feb 23·Filed Oct 7·EDGAR ↗
14,943 sh @ $1.41
$21K
BUY
Lin Shih-Yao David · Insider
Tx Feb 12·Filed Oct 7·EDGAR ↗
100 sh @ $1.38
$138
BUY
Lin Shih-Yao David · Insider
Tx Feb 11·Filed Oct 7·EDGAR ↗
15,703 sh @ $1.43
$22K
BUY
Lin Shih-Yao David · Insider
Tx Feb 9·Filed Oct 7·EDGAR ↗
129 sh @ $1.46
$188
BUY
Lin Shih-Yao David · Insider
Tx Feb 5·Filed Oct 7·EDGAR ↗
40,535 sh @ $1.45
$59K
BUY
Lin Shih-Yao David · Insider
Tx Feb 4·Filed Oct 7·EDGAR ↗
19,324 sh @ $1.41
$27K
BUY
Lin Shih-Yao David · Insider
Tx Feb 2·Filed Oct 7·EDGAR ↗
637 sh @ $1.49
$949
BUY
Lin Shih-Yao David · Insider
Tx Jan 30·Filed Oct 7·EDGAR ↗
4,050 sh @ $1.48
$6K
BUY
Lin Shih-Yao David · Insider
Tx Jan 27·Filed Oct 7·EDGAR ↗
33,013 sh @ $1.48
$49K
BUY
Lin Shih-Yao David · Insider
Tx Jan 23·Filed Oct 7·EDGAR ↗
30,000 sh @ $1.48
$44K
BUY
Lin Shih-Yao David · Insider
Tx Jan 8·Filed Oct 7·EDGAR ↗
20,000 sh @ $1.20
$24K
BUY
Lin Shih-Yao David · Insider
Tx Jan 7·Filed Oct 7·EDGAR ↗
1,330 sh @ $1.19
$2K
BUY
Lin Shih-Yao David · Insider
Tx Dec 30·Filed Oct 7·EDGAR ↗
7,009 sh @ $1.15
$8K
BUY
Lin Shih-Yao David · Insider
Tx Dec 22·Filed Oct 7·EDGAR ↗
4,031 sh @ $1.00
$4K
BUY
Lin Shih-Yao David · Insider
Tx Dec 19·Filed Oct 7·EDGAR ↗
14,202 sh @ $0.97
$14K
BUY
Lin Shih-Yao David · Insider
Tx Dec 16·Filed Oct 7·EDGAR ↗
7,675 sh @ $0.99
$8K
BUY
Lin Shih-Yao David · Insider
Tx Dec 15·Filed Oct 7·EDGAR ↗
11,404 sh @ $0.94
$11K
BUY
Lin Shih-Yao David · Insider
Tx Dec 12·Filed Oct 7·EDGAR ↗
20,000 sh @ $0.97
$19K
BUY
Lin Shih-Yao David · Insider
Tx Dec 10·Filed Oct 7·EDGAR ↗
18,892 sh @ $0.94
$18K
BUY
Lin Shih-Yao David · Insider
Tx Dec 9·Filed Oct 7·EDGAR ↗
20,000 sh @ $0.94
$19K
BUY
Lin Shih-Yao David · Insider
Tx Dec 5·Filed Oct 7·EDGAR ↗
10,260 sh @ $0.94
$10K
BUY
Lin Shih-Yao David · Insider
Tx Dec 3·Filed Oct 7·EDGAR ↗
244 sh @ $0.93
$227
BUY
Lin Shih-Yao David · Insider
Tx Dec 1·Filed Oct 7·EDGAR ↗
20,000 sh @ $0.96
$19K
BUY
Lin Shih-Yao David · Insider
Tx Nov 28·Filed Oct 7·EDGAR ↗
3,885 sh @ $0.96
$4K
BUY
Lin Shih-Yao David · Insider
Tx Nov 26·Filed Oct 7·EDGAR ↗
3,033 sh @ $0.93
$3K
BUY
Lin Shih-Yao David · Insider
Tx Nov 25·Filed Oct 7·EDGAR ↗
69 sh @ $0.91
$63
BUY
Lin Shih-Yao David · Insider
Tx Nov 20·Filed Oct 7·EDGAR ↗
925 sh @ $0.94
$870
BUY
Lin Shih-Yao David · Insider
Tx Nov 14·Filed Oct 7·EDGAR ↗
24,626 sh @ $0.88
$22K
BUY
Lin Shih-Yao David · Insider
Tx Nov 12·Filed Oct 7·EDGAR ↗
20,000 sh @ $1.04
$21K
BUY
Lin Shih-Yao David · Insider
Tx Nov 7·Filed Oct 7·EDGAR ↗
115 sh @ $1.04
$120
BUY
Lin Shih-Yao David · Insider
Tx Nov 6·Filed Oct 7·EDGAR ↗
1,496 sh @ $1.04
$2K
BUY
Lin Shih-Yao David · Insider
Tx Oct 27·Filed Oct 7·EDGAR ↗
10,000 sh @ $1.09
$11K
BUY
Lin Shih-Yao David · Insider
Tx Oct 22·Filed Oct 7·EDGAR ↗
6,120 sh @ $1.06
$6K
BUY
Lin Shih-Yao David · Insider
Tx Oct 21·Filed Oct 7·EDGAR ↗
10,000 sh @ $1.08
$11K
BUY
Lin Shih-Yao David · Insider
Tx Oct 20·Filed Oct 7·EDGAR ↗
422 sh @ $1.04
$439
BUY
Lin Shih-Yao David · Insider
Tx Oct 16·Filed Oct 7·EDGAR ↗
10,000 sh @ $1.05
$11K
BUY
Lin Shih-Yao David · Insider
Tx Oct 14·Filed Oct 7·EDGAR ↗
100 sh @ $1.05
$105
BUY
Lin Shih-Yao David · Insider
Tx Jul 29·Filed Oct 7·EDGAR ↗
20,000 sh @ $1.52
$30K
BUY
Lin Shih-Yao David · Insider
Tx Jul 18·Filed Oct 7·EDGAR ↗
20,000 sh @ $1.28
$26K
BUY
Lin Shih-Yao David · Insider
Tx Jul 11·Filed Oct 7·EDGAR ↗
7,302 sh @ $1.00
$7K
BUY
Lin Shih-Yao David · Insider
Tx Jul 9·Filed Oct 7·EDGAR ↗
2,139 sh @ $0.97
$2K

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About IRIX insider trading data

Form 4 is the SEC filing required when an officer, director, or 10% owner of a public company buys or sells the company's stock. By law, these filings must be submitted within two business days of the trade. Tracenotes pulls every Form 4 filing for IRIX from EDGAR, parses it, and surfaces the activity on this page.

What insider buying tells you. Open-market purchases by insiders are widely studied as a meaningful signal. Unlike stock awards (which are compensation, not conviction), an executive spending their own money to buy shares of the company they run is a vote of confidence. Studies have found insider-buying clusters — three or more insiders buying within a short window — outperform the broader market over the following year.

What insider selling tells you. Selling is noisier. Many sales are pre-scheduled under SEC Rule 10b5-1 plans, which let insiders sell on a fixed schedule regardless of company news. We label these "10b5-1" so you can see them. Discretionary sales — sales not tied to a plan — are more meaningful, especially when multiple insiders sell in quick succession.

Tracenotes methodology. We scan EDGAR daily for new Form 4 filings, parse them into individual transactions, and detect clusters when three or more distinct insiders buy or sell within a 14-day window. The data on this page covers the last 12 months. For deeper analysis, Tracenotes also runs language-change detection on 10-K and 10-Q filings — that's our core product.

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Frequently asked questions

What is a Form 4 filing?

Form 4 is the SEC disclosure required when a company insider — an officer, director, or 10% owner — buys or sells the company's stock. By law these filings must be submitted within two business days of the trade.

Is insider buying IRIX always bullish?

Open-market purchases by insiders are widely viewed as a bullish signal because executives are spending their own money. Stock awards and option exercises are part of compensation and don't carry the same weight, which is why we treat them separately on this page.

What is a 10b5-1 trade?

A trade made under SEC Rule 10b5-1, which lets insiders pre-schedule sales weeks or months in advance. These sales execute on a fixed plan regardless of company news, so they're a weaker signal than discretionary sales. We label them with a "10b5-1" tag.

What is an insider cluster?

A cluster is when three or more distinct insiders buy or sell within a 14-day window. Clusters are studied as stronger signals than single trades because multiple people independently reach the same view. We surface active clusters on IRIDEX CORP (IRIX) when they form.

Where does IRIX insider trading data come from?

Every Form 4 filing for IRIX is sourced directly from SEC EDGAR. Tracenotes scans EDGAR daily, parses each Form 4 into individual transactions, and updates this page within hours of new filings.

Nothing on this page constitutes investment advice. Form 4 data is sourced from SEC EDGAR and provided for research purposes only.

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