AmpliTech Group, Inc. — 424B5 Filings
11 424B5 filings on record
This page lists all 424B5 filings submitted to the SEC by AmpliTech Group, Inc. (AMPGZ), sorted by most recent first. Each row links to the full filing on EdgarLookup. AmpliTech Group, Inc. has filed 11 424B5 documents with the SEC since 2011. To view all SEC filings by AmpliTech Group, Inc., see the full filings list.
All
10-12G
10-12G/A
10-K
10-K/A
10-Q
10-Q/A
144
25-NSE
3
4
4/A
424B3
424B4
424B5
8-A12B
8-K
8-K/A
CERT
CORRESP
D
DEF 14A
DEF 14C
DEFA14A
DEFR14A
DEL AM
EFFECT
FWP
NT 10-K
NT 10-Q
POS AM
PRE 14C
PRER14C
S-1
S-1/A
S-1MEF
S-3
S-3/A
S-8
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13G
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 424B5 | 424B5 | 0001493152-26-003618 | Jan 26, 2026 | — |
| 424B5 | 424B5 | 0001493152-25-020135 | Oct 30, 2025 | — |
| 424B5 | 424B5 | 0001493152-25-011583 | Aug 5, 2025 | — |
| 424B5 | — | 0001641172-25-000215 | Mar 24, 2025 | — |
| 424B5 | — | 0001493152-24-052534 | Dec 30, 2024 | — |
| 424B5 | — | 0001493152-24-052154 | Dec 26, 2024 | — |
| 424B5 | — | 0001493152-24-050444 | Dec 17, 2024 | — |
| 424B5 | — | 0001493152-24-049848 | Dec 13, 2024 | — |
| 424B5 | — | 0001493152-24-047722 | Nov 26, 2024 | — |
| 424B5 | — | 0001493152-24-035700 | Sep 11, 2024 | — |
| 424B5 | 424B5 | 0001477932-21-002415 | Apr 16, 2021 | — |