ALTERITY THERAPEUTICS LTD (ATHE) insider buying and selling
In the last 90 days at ALTERITY THERAPEUTICS LTD (ATHE), 1 insider made 1 open-market purchase worth $24K and there were no open-market sales, as reported on SEC Form 4. Over the last 12 months, 1 insider bought $24K of the stock, led by Peter Ashley Marks (Director), who bought $24K on Aug 31, 2026.
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Trades by the same insider within a week are shown as one line.
| Date | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Peter Ashley Marks Director | Open market purchase | 47,620 | $0.50 | $24K |
What the ATHE insider trades really mean
The table above is the public summary. With an Insider Intel account you get the analysis behind it, for ALTERITY THERAPEUTICS LTD and every other stock we track:
ATHE'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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Questions about ATHE insider trading
Who bought ALTERITY THERAPEUTICS LTD (ATHE) stock recently?
Insiders who bought ALTERITY THERAPEUTICS LTD stock on the open market in the last 12 months: Peter Ashley Marks ($24K). The most recent purchase was reported on Aug 31, 2026.
Are insiders buying or selling ATHE?
Over the last 12 months insiders were net buyers of ATHE on discretionary trades: $24K 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.