Ann Marie Sastry bought $250k of AMST
CHIEF EXECUTIVE OFFICER at Amesite Inc.. 174,216 shares at an average of $1.44, traded Apr 28, 2026, filed May 18, 2026.
Score components
- +25RoleCEO
- +13Trade size$250k at market
- +3Relative to holdingsHoldings up 20%
- +18Price context0% above the 52-week low; 75% below the 52-week high
- +8Cluster2 insiders buying within 14 days
- 0Repeat buyingFirst buy in 90 days
- 0Track recordToo few past buys to judge (0 with prices)
What happened after comparable buys
Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.
This signal so far: 1m +60.3%, 3m +22.1%, 6m -.
Price around the trade, and since
From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™
Rows in this filing
Every transaction in Form 4 0001213900-26-058452, as filed. Open on EDGAR
| Date | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|
| Apr 28, 2026 | POpen-market purchase Common Stock | +174,216 | $1.44 | $250k | 1,049,647 | May 18, 2026 |
| Apr 28, 2026 | POpen-market purchase Series A-1 Warrants (right to buy)derivative | +174,216 | $0.00 | $0 | 174,216 | May 18, 2026 |
| Apr 28, 2026 | POpen-market purchase Series A-2 Warrants (right to buy)derivative | +174,216 | $0.00 | $0 | 174,216 | May 18, 2026 |
Related signals
Other insiders at Amesite Inc. and this insider’s other filings.
| Score | Company | Insider | Value | Holdings | Filed |
|---|---|---|---|---|---|
| 66Notable | Amesite Inc. | George Parmer director | $350k 243,902 shares | +75% | |
| 75Notable | Amesite Inc. | Ann Marie Sastry CHIEF EXECUTIVE OFFICER | $1000k 333,333 shares | +61% | |
| 53Moderate | Amesite Inc. | George Parmer director | $250k 83,333 shares | +79% | |
| 40Moderate | Amesite Inc. | Gilbert S Omenn director | $9,999 3,333 shares | +51% | |
| 43Moderate | AMSTbuy Amesite Inc. | Ann Marie Sastry CHIEF EXECUTIVE OFFICER | $19k 10,000 shares | +2% |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.