IRIDEX CORP vs Natera, Inc.
IRIX and NTRA side by side: what insiders, tracked funds and members of Congress reported about each stock. Insiders put more of their own money into IRIDEX CORP over the past year ($1.35M).
at prices of Oct 2 How we calculate this
| IRIX | NTRA | |
|---|---|---|
| Sector | Health Care | Health Care |
| Insider buys, 12 months | 103 ($1.35M) | 0 ($0) |
| Insider sales, 12 months | 0 ($0) | 113 ($242.2M) |
| Sales under a 10b5-1 plan | 0 | 111 |
| Tracked funds holding | 1 | 5 |
| Congress trades (buys) | 0 (0) | 3 (2) |
| 5% owner filings, 12 months | 0 | 0 |
IRIDEX CORP (IRIX): latest insider trades
| Filed | Insider | Type | Value | Score |
|---|---|---|---|---|
| Oct 7 | Shih-Yao David Lin10% owner | ▲ BUY | $80K | 38 |
| Oct 7 | Shih-Yao David Lin10% owner | ▲ BUY | $60K | 28 |
| Oct 7 | Shih-Yao David Lin10% owner | ▲ BUY | $59K | 10 |
| Oct 7 | Shih-Yao David Lin10% owner | ▲ BUY | $58K | 34 |
| Oct 7 | Shih-Yao David Lin10% owner | ▲ BUY | $55K | 34 |
Natera, Inc. (NTRA): latest insider trades
| Filed | Insider | Type | Value |
|---|---|---|---|
| Oct 30 | Michael Burkes BrophyCFO | ▼ SELL10b5-1 | $811K |
| Oct 30 | Michael Burkes BrophyCFO | ▼ SELL10b5-1 | $502K |
| Oct 29 | Steven Leonard ChapmanCEO | ▼ SELL10b5-1 | $1.46M |
| Oct 29 | Steven Leonard ChapmanCEO | ▼ SELL10b5-1 | $919K |
| Oct 29 | Matthew RabinowitzExecutive Chair | ▼ SELL10b5-1 | $698K |
Insider trades are open-market purchases and sales from Form 4. Fund holders are the funds we track that reported the stock on their latest 13F. 5% owners come from Schedule 13D and 13G. Price changes use weekly prices and are not adjusted for dividends.
Examples
- Over the past 12 months insiders reported 103 purchases at IRIX and 0 at NTRA.
About this page
WallStPal explains public SEC filings and congressional stock trade reports in plain English. Nothing is for sale; the site is free and supported by ads.
How to read it
- Form 4
- The form a company insider (officer, director or owner of more than 10%) must file with the SEC within two business days of buying or selling the company's shares.
- 13F
- A quarterly list of U.S. stocks held by an investment manager with more than $100 million, filed within 45 days after each quarter ends.
- STOCK Act
- A 2012 law that requires members of Congress to report stock trades by themselves, a spouse or a dependent child within 45 days.
A real example
In January 2016, when bank stocks were falling, JPMorgan Chase CEO Jamie Dimon bought 500,000 JPMorgan shares with his own money, worth about $26 million. His Form 4 made the purchase public within days, and investors read it as a strong sign of confidence.
Explain it like I'm 13
We read the long, boring forms that grown-ups file with the government and tell you what they say in normal words.
Data from public SEC filings and congressional reports. Information, not investment advice. Check every number against the filing linked on the page.