aTYR PHARMA INC (ATYR) insider buying and selling
There were no open-market insider purchases or sales at aTYR PHARMA INC (ATYR) in the last 90 days. Over the last 12 months, 1 insider bought $50K of the stock, led by PAUL SCHIMMEL (Director), who bought $50K on May 27, 2026.
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Unlock ATYRRecent open-market insider trades
Trades by the same insider within a week are shown as one line.
| Date | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| PAUL SCHIMMEL Director | Open market purchase | 100,000 | $0.50 | $50K |
What the ATYR insider trades really mean
The table above is the public summary. With an Insider Intel account you get the analysis behind it, for aTYR PHARMA INC and every other stock we track:
ATYR's AI Signal score
One score from six weighted factors, with the full breakdown behind it, so you can see whether the buying is a real signal.
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See each ATYR insider purchase and sale plotted on the chart, with the gain or loss on every one since.
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Is PAUL SCHIMMEL worth following? See their grade, win rate and average return on past purchases.
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The consensus rating and price target next to the insider activity. Do the analysts agree?
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Questions about ATYR insider trading
Who bought aTYR PHARMA INC (ATYR) stock recently?
Insiders who bought aTYR PHARMA INC stock on the open market in the last 12 months: PAUL SCHIMMEL ($50K). The most recent purchase was reported on May 27, 2026.
Are insiders buying or selling ATYR?
Over the last 12 months insiders were net buyers of ATYR on discretionary trades: $50K bought against $0 sold (scheduled and tax-related sales excluded).
What is a sell-to-cover or 10b5-1 sale?
A 10b5-1 sale is scheduled in advance under a pre-arranged plan, and a sell-to-cover sale is made to pay tax on vesting shares. Neither is a fresh decision to sell, so they say less about an insider's view than a discretionary sale.
Where does this data come from?
Officers, directors and large shareholders report their trades to the SEC on Form 4. This page lists the open-market purchases and sales by individual insiders from those public filings; funds and other institutions are not shown.
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How to read this page
Officers, directors and large shareholders must report their trades in company shares to the SEC on Form 4. This page lists open-market purchases and sales by individual insiders: trades made on the stock exchange at the going price. Funds and other institutions are not shown here.
Information from SEC EDGAR Form 4 filings, shown for general information only. It is not financial advice and does not recommend buying or selling any security. Trades are shown by transaction date and may be reported up to two business days later.