AmpliTech Group

$AmpliTech Group(AMPG)$ Vanguard Group Inc. 报告称，截至2025年12月31日，其持有AmpliTech Group Inc.普通股1,458,432股，占已发行股份的7.06%。该文件显示，由于Vanguard Group, Inc.于2026年1月12日进行的内部重组，报告责任发生了变化。此前，Vanguard Group, Inc.管理这些资产，但现在某些...

$AmpliTech Group(AMPG)$ 424B3 Prospectus [Rule 424(b)(3)] Accession Number: 0001493152-25-026501  Act: 33  Size: 19 KB 网页链接

$AmpliTech Group(AMPG)$ POS AM Post-Effective amendments for registration statement Accession Number: 0001493152-25-028818  Act: 33  Size: 406 KB 网页链接

$AmpliTech Group(AMPG)$ 8-K Current report, items 8.01 and 9.01 Accession Number: 0001493152-25-027138  Act: 34  Size: 281 KB 网页链接

$AmpliTech Group(AMPG)$ 4 Statement of changes in beneficial ownership of securities Accession Number: 0001493152-26-002074  Size: 4 KB 网页链接

$AmpliTech Group(AMPG)$ 8-K Current report, items 1.01, 5.02, 7.01, and 9.01 Accession Number: 0001493152-26-004629  Act: 34  Size: 754 KB 网页链接

$AmpliTech Group(AMPG)$ POS AM Post-Effective amendments for registration statement Accession Number: 0001493152-25-028814  Act: 33  Size: 318 KB 网页链接

$AmpliTech Group(AMPG)$ 8-K Current report, items 2.02 and 9.01 Accession Number: 0001493152-26-000266  Act: 34  Size: 302 KB 网页链接

$AmpliTech Group(AMPG)$ 4 Statement of changes in beneficial ownership of securities Accession Number: 0001493152-26-002613  Size: 9 KB 网页链接

$AmpliTech Group(AMPG)$ 4 Statement of changes in beneficial ownership of securities Accession Number: 0001493152-26-002619  Size: 9 KB 网页链接

$AmpliTech Group(AMPG)$ 4 Statement of changes in beneficial ownership of securities Accession Number: 0001493152-26-002620  Size: 9 KB 网页链接

$AmpliTech Group(AMPG)$ 4 Statement of changes in beneficial ownership of securities Accession Number: 0001493152-26-004927  Size: 7 KB 网页链接

$AmpliTech Group(AMPG)$ 4 Statement of changes in beneficial ownership of securities Accession Number: 0001493152-26-004925  Size: 7 KB 网页链接

$AmpliTech Group(AMPG)$ 4 Statement of changes in beneficial ownership of securities Accession Number: 0001493152-25-027856  Size: 4 KB 网页链接

$AmpliTech Group(AMPG)$ 4 Statement of changes in beneficial ownership of securities Accession Number: 0001493152-25-027857  Size: 4 KB 网页链接

$AmpliTech Group(AMPG)$ EFFECT Notice of Effectiveness Accession Number: 9999999995-25-003947  Act: 33  Size: 1 KB 网页链接

$AmpliTech Group(AMPG)$ 8-K Current report, items 1.01, 5.02, and 9.01 Accession Number: 0001493152-26-003631  Act: 34  Size: 941 KB 网页链接

$AmpliTech Group(AMPG)$ 8-K Current report, items 8.01 and 9.01 Accession Number: 0001493152-26-001229  Act: 34  Size: 288 KB 网页链接

$AmpliTech Group(AMPG)$ 424B3 Prospectus [Rule 424(b)(3)] Accession Number: 0001493152-26-000416  Act: 33  Size: 137 KB 网页链接

$AmpliTech Group(AMPG)$ 424B3 Prospectus [Rule 424(b)(3)] Accession Number: 0001493152-26-000417  Act: 33  Size: 222 KB 网页链接