· Prices AT CLOSE 2026-07-28 (USD) — end-of-day, never a live or intraday quote
Last $0.75Day +1.35%Off 52W high −79.5%Vol (1Y) 494.2%
Daily closing price, split-adjusted to the current basis; 0.4y shown of 110 bars on file. Sampled to 110 points — every point is a real close, none averaged. Price return, not total return (dividends excluded). Source marketstack.
| Days to cover1.0d |
Short interest is FINRA semi-monthly, settlement 2026-07-15.
AMPGZ is not in the screener universe.
No return windows available for AMPGZ.
| Ann. volatility (1Y)494.2% |
| Ann. volatility (3Y)494.2% |
| Sharpe (1Y)2.27 |
| Sharpe (3Y)2.27 |
| Max drawdown (1Y)−83.3% |
| Max drawdown (3Y)−83.3% |
Daily simple returns, annualized; drawdown is peak-to-trough within the window. Beta is the OLS slope of monthly returns on SPY's over three years. Each figure is labeled by the window it was measured over — they are not comparable across windows.
| Manager | Shares | Value | % sh out | QoQ |
|---|---|---|---|---|
| Cable Car Capital, LP | 950,000 | $114,000 | — | new |
| HEIGHTS CAPITAL MANAGEMENT, INC | 1.2M | $75,030 | — | new |
| Warberg Asset Management LLC | 166,667 | $20,000 | — | new |
| EQUITEC PROPRIETARY MARKETS, LLC | 46,493 | $5,579 | — | new |
| WELLS FARGO & COMPANY/MN | 1,000 | $120 | — | new |
Reported 13F long positions as filed for 2026-Q1 (change vs 2025-Q4). 13F covers US-listed long equity only — the sum is a LOWER BOUND on institutional ownership, never a total.
No reported quarters on file for AMPGZ.
