FY2025 · period end Dec '25 · from the 10-K filed Mar 26, 2026
Data as filed with the SEC, provided for information only — not investment advice.
| Metric | FY25Dec '25 | FY24Dec '24 | FY23Dec '23 | FY22Dec '22 | FY21Dec '21 |
|---|---|---|---|---|---|
| Revenue | $0.03B | $0.01B | $0.02B | $0.02B | $0.01B |
| Gross Profit | $0.01B | $0.00B | $0.01B | $0.01B | $0.00B |
| Operating Income | negative: -$0.01B | negative: -$0.01B | negative: -$0.00B | $0.00B | negative: -$0.01B |
| Net Income | negative: -$0.01B | negative: -$0.01B | negative: -$0.00B | negative: -$0.00B | negative: -$0.00B |
| EPS (Diluted) | negative: -$0.33 | negative: -$1.04 | negative: -$0.26 | negative: -$0.07 | negative: -$0.53 |
| Metric | FY25Dec '25 | FY24Dec '24 | FY23Dec '23 | FY22Dec '22 | FY21Dec '21 |
|---|---|---|---|---|---|
| Total Assets | $0.05B | $0.04B | $0.03B | $0.04B | $0.04B |
| Total Liabilities | $0.02B | $0.01B | $0.00B | $0.01B | $0.01B |
| Stockholders' Equity | $0.03B | $0.04B | $0.03B | $0.03B | $0.03B |
| Cash & Equivalents | $0.00B | $0.02B | $0.01B | $0.01B | $0.02B |
| Total Debt | — | — | — | — | — |
| Metric | FY25Dec '25 | FY24Dec '24 | FY23Dec '23 | FY22Dec '22 | FY21Dec '21 |
|---|---|---|---|---|---|
| Operating Cash Flow | negative: -$0.01B | negative: -$0.01B | negative: -$0.00B | negative: -$0.00B | negative: -$0.00B |
| Capital Expenditures | $0.00B | $0.00B | $0.00B | $0.00B | $0.00B |
| Free Cash Flow | negative: -$0.01B | negative: -$0.01B | negative: -$0.00B | negative: -$0.00B | negative: -$0.00B |
| Metric | FY25Dec '25 | FY24Dec '24 | FY23Dec '23 | FY22Dec '22 | FY21Dec '21 |
|---|---|---|---|---|---|
| Gross Margin | 23.9% | 36.7% | 46.7% | 46.0% | 24.5% |
| Operating Margin | negative: -0.3% | negative: -0.9% | negative: -0.2% | negative: -0.0% | negative: -96.8% |
| Net Margin | negative: -0.3% | negative: -1.2% | negative: -0.2% | negative: -0.0% | negative: -90.2% |
| Return on Equity | negative: -19.9% | negative: -35.0% | negative: -8.9% | negative: -2.3% | negative: -16.4% |
| Return on Assets | negative: -14.8% | negative: -30.1% | negative: -7.2% | negative: -1.9% | negative: -13.5% |
| Debt / Equity | — | — | — | — | — |
Showing the most recent 5 annual periods. Get 15 years of history on the Pro plan, or full history back to 1993 plus the smart-money dataset and webhooks on Institutional.
| Form | Accession ID | Report Date | Filing Date | Accepted At | Source |
|---|---|---|---|---|---|
| 10-Q | 0001493152-26-037751 | Jun 30, 2026 | Aug 13, 2026 | Aug 13, 2026 20:06 UTC | EDGAR |
| 10-Q | 0001493152-26-022715 | Mar 31, 2026 | May 13, 2026 | May 13, 2026 20:05 UTC | EDGAR |
| 10-K | 0001493152-26-012914 | Dec 31, 2025 | Mar 26, 2026 | Mar 26, 2026 20:05 UTC | EDGAR |
| 10-Q | 0001493152-25-022459 | Sep 30, 2025 | Nov 14, 2025 | Nov 14, 2025 11:07 UTC | EDGAR |
| 10-Q | 0001493152-25-011972 | Jun 30, 2025 | Aug 14, 2025 | Aug 14, 2025 20:03 UTC | EDGAR |
| 10-Q | 0001641172-25-010523 | Mar 31, 2025 | May 15, 2025 | May 15, 2025 12:00 UTC | EDGAR |
| 10-K | 0001641172-25-001715 | Dec 31, 2024 | Mar 31, 2025 | Mar 31, 2025 20:09 UTC | EDGAR |
| 10-Q | 0001493152-24-045943 | Sep 30, 2024 | Nov 14, 2024 | Nov 14, 2024 21:30 UTC | EDGAR |
| 10-Q | 0001493152-24-032264 | Jun 30, 2024 | Aug 14, 2024 | Aug 14, 2024 20:30 UTC | EDGAR |
| 10-Q | 0001493152-24-021616 | Mar 31, 2024 | May 28, 2024 | May 28, 2024 20:15 UTC | EDGAR |
| 10-K | 0001493152-24-012177 | Dec 31, 2023 | Apr 1, 2024 | Apr 1, 2024 13:00 UTC | EDGAR |
| 10-Q | 0001477932-23-008439 | Sep 30, 2023 | Nov 14, 2023 | Nov 14, 2023 21:01 UTC | EDGAR |
Direct links to SEC EDGAR. AMPG has additional filings available on the SEC site.
6 numbers AmpliTech Group, Inc. later changed — same XBRL tag, both filings linked.
Liabilities·As of Dec 31, 2016
Major restatementwas$226.3K
Revised down in a 10-K.
Net Income (Loss) Attributable to Parent·FY 2016
Notable restatementwas$415.2K
Revised up in a 10-K. Any P/E built on the original was 9.0% too high.
Stockholders' Equity Attributable to Parent·As of Dec 31, 2016
Notable restatementwas$556.3K
Revised up in a 10-K.
Liabilities, Current·As of Dec 31, 2022
Major restatementwas$1.8M
Revised up in a 10-K.
Liabilities, Current·As of Dec 31, 2016
Major restatementwas$226.3K
Revised down in a 10-K.
Interest Expense·FY 2020
Major restatementwas$25.5K
Revised up in a 10-K.
AMPG is not the only one.
See every restatement we've found across the market — or get an alert the next time AMPG revises a number.
Restatements are detected by comparing every vintage of a fact across all of AmpliTech Group, Inc.'s filings back to 1993. A revision is not by itself a sign of wrongdoing — companies re-file for many legitimate reasons. This list is not exhaustive: it shows AMPG's most significant revisions, and a figure absent from it has not been certified as unrevised.
Who is buying and selling AmpliTech Group, Inc. — insider transactions from Forms 3/4/5/144 and institutional ownership from 13F, 13D, and 13G filings, point-in-time stamped like every other fact in the library. Traders read it as a positioning signal; risk desks read it as concentration.
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