| 2026-08-13 | 10-Q | Stock registered under Section 12(b) | Series
B Right to purchase one share of common stock · AMPGZ · NASDAQ |
|---|
| 2026-05-13 | 10-Q | Stock registered under Section 12(b) | Series
A Right to purchase one share of common stock · AMPGR · NASDAQ |
|---|
| 2026-05-13 | 10-Q | Stock registered under Section 12(b) | Series
B Right to purchase one share of common stock · AMPGZ · NASDAQ |
|---|
| 2026-03-26 | 10-K | Stock registered under Section 12(b) | Common Stock, $0.001 par value per share · AMPG · NASDAQ |
|---|
| 2026-03-26 | 10-K | Stock registered under Section 12(b) | Series A Right to purchase one share of common stock · AMPGR · NASDAQ |
|---|
| 2026-03-26 | 10-K | Stock registered under Section 12(b) | Series B Right to purchase one share of common stock · AMPGZ · NASDAQ |
|---|
| 2025-11-14 | 10-Q | Stock registered under Section 12(b) | Common
Stock, par value $0.001 per share · AMPG · NASDAQ |
|---|
| 2025-11-14 | 10-Q | Stock registered under Section 12(b) | Warrants
to Purchase Common Stock · AMPGW · NASDAQ |
|---|
| 2025-08-14 | 10-Q | Stock registered under Section 12(b) | Common Stock, par value
$0.001 per share · AMPG · NASDAQ |
|---|
| 2025-08-14 | 10-Q | Stock registered under Section 12(b) | Warrants to Purchase Common
Stock · AMPGW · NASDAQ |
|---|
| 2025-05-15 | 10-Q | Stock registered under Section 12(b) | Common Stock, par value $0.001 per share · AMPG · NASDAQ |
|---|
| 2025-05-15 | 10-Q | Stock registered under Section 12(b) | Warrants to Purchase Common Stock · AMPGW · NASDAQ |
|---|
| 2025-03-31 | 10-K | Stock registered under Section 12(b) | Common Stock, $0.001 par
value per share · AMPG · NASDAQ |
|---|
| 2025-03-31 | 10-K | Stock registered under Section 12(b) | Warrants to purchase shares
of Common Stock, par value $0.001 per share · AMPGW · NASDAQ |
|---|
| 2024-11-14 | 10-Q | Stock registered under Section 12(b) | Common
Stock, par value $0.001 per share · AMPG · NASDAQ |
|---|
| 2024-11-14 | 10-Q | Stock registered under Section 12(b) | Warrants
to Purchase Common Stock · AMPGW · NASDAQ |
|---|
| 2024-08-14 | 10-Q | Stock registered under Section 12(b) | Common
Stock, par value $0.001 per share · AMPG · NASDAQ |
|---|
| 2024-08-14 | 10-Q | Stock registered under Section 12(b) | Warrants
to Purchase Common Stock · AMPGW · NASDAQ |
|---|
| 2024-05-28 | 10-Q | Stock registered under Section 12(b) | Common
Stock, par value $0.001 per share · AMPG · NASDAQ |
|---|
| 2024-05-28 | 10-Q | Stock registered under Section 12(b) | Warrants
to Purchase Common Stock · AMPGW · NASDAQ |
|---|
| 2024-04-01 | 10-K | Stock registered under Section 12(b) | Warrants
to purchase shares of Common Stock, par value $0.001 per share · AMPGW · NASDAQ |
|---|
| 2023-11-14 | 10-Q | Stock registered under Section 12(b) | Common Stock, par value $0.001 per share · AMPG · NASDAQ |
|---|
| 2023-11-14 | 10-Q | Stock registered under Section 12(b) | Warrants to Purchase Common Stock · AMPGW · NASDAQ |
|---|
| 2023-08-14 | 10-Q | Stock registered under Section 12(b) | Common Stock, par value $0.001 per share · AMPG · NASDAQ |
|---|
| 2023-08-14 | 10-Q | Stock registered under Section 12(b) | Warrants to Purchase Common Stock · AMPGW · NASDAQ |
|---|
| 2023-05-15 | 10-Q | Stock registered under Section 12(b) | Common Stock, par value $0.001 per share · AMPG · NASDAQ |
|---|
| 2023-05-15 | 10-Q | Stock registered under Section 12(b) | Warrants to Purchase Common Stock · AMPGW · NASDAQ |
|---|
| 2023-03-31 | 10-K | Stock registered under Section 12(b) | Common Stock, $0.001 par value per share · AMPG · NASDAQ |
|---|
| 2022-11-14 | 10-Q | Stock registered under Section 12(b) | Common Stock, par value $0.001 per share · AMPG · NASDAQ |
|---|
| 2022-08-15 | 10-Q | Stock registered under Section 12(b) | Common Stock, par value $0.001 per share · AMPG · NASDAQ |
|---|
| 2022-05-16 | 10-Q | Stock registered under Section 12(b) | Common Stock, par value $0.001 per share · AMPG · NASDAQ |
|---|
| 2022-03-31 | 10-K | Stock registered under Section 12(b) | Common Stock, $0.001 par value per share · AMPG · NASDAQ |
|---|
| 2021-11-15 | 10-Q | Stock registered under Section 12(b) | Common Stock, par value $0.001 per share · AMPG · NASDAQ |
|---|
| 2021-08-16 | 10-Q | Stock registered under Section 12(b) | Common Stock, par value $0.001 per share · AMPG · NASDAQ |
|---|
| 2019-07-19 | 10-Q | Shell company | Yes |
|---|