AmpliTech Group, Inc. - AMPG

All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)? Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).

Files summary

Total files loaded: 23
Latest filed: Jun 22, 2026
Form Count
4 10
8-K 8
144 3
SCHEDULE 13G/A 1
SCHEDULE 13G 1

Latest files

Filed Form Report period Accession SEC
Jun 22, 2026 8-K Jun 22, 2026 0001493152-26-029585 View
Jun 02, 2026 4 Jun 01, 2026 0001493152-26-026886 View
May 29, 2026 4 May 28, 2026 0001493152-26-026375 View
May 28, 2026 144 — 0001493152-26-025688 View
May 26, 2026 4 May 22, 2026 0001493152-26-025306 View
May 26, 2026 144 — 0001959173-26-003947 View
May 22, 2026 144 — 0001949846-26-000313 View
May 13, 2026 8-K May 13, 2026 0001493152-26-022731 View
Mar 26, 2026 SCHEDULE 13G/A — 0000102909-26-000695 View
Mar 16, 2026 8-K Mar 10, 2026 0001493152-26-010260 View
Feb 03, 2026 4 Jan 30, 2026 0001493152-26-004923 View
Feb 03, 2026 4 Jan 30, 2026 0001493152-26-004925 View
Feb 03, 2026 4 Jan 30, 2026 0001493152-26-004927 View
Feb 02, 2026 8-K Jan 27, 2026 0001493152-26-004629 View
Jan 30, 2026 SCHEDULE 13G — 0000102909-26-000321 View
Jan 26, 2026 8-K Jan 26, 2026 0001493152-26-003533 View
Jan 26, 2026 8-K Jan 20, 2026 0001493152-26-003631 View
Jan 16, 2026 4 Jan 14, 2026 0001493152-26-002613 View
Jan 16, 2026 4 Jan 14, 2026 0001493152-26-002619 View
Jan 16, 2026 4 Jan 14, 2026 0001493152-26-002620 View
Jan 13, 2026 4 Dec 18, 2025 0001493152-26-002074 View
Jan 12, 2026 8-K Jan 12, 2026 0001493152-26-001229 View
Jan 05, 2026 8-K Jan 05, 2026 0001493152-26-000266 View