249 filings
Page 2 of 13
8-K
o03io2wenkeond3
17 Apr 23
Other Events
4:00pm
8-K
dlsh1ximk1
31 Mar 23
Results of Operations and Financial Condition
11:03am
4
1w2hvy4e
22 Dec 22
AmpliTech / Daniel Richard Mazziota ownership change
4:14pm
4
ij6px9 tk0l
22 Dec 22
AmpliTech / Matthew Joseph Kappers ownership change
4:12pm
4
sulx cp2813
22 Dec 22
AmpliTech / Andrew Dylan Lee ownership change
4:11pm
4
y6mju
22 Dec 22
AmpliTech / Jorge Luis Flores ownership change
4:10pm
4
sm15g2u4r
22 Dec 22
AmpliTech / Fawad Maqbool ownership change
4:09pm
4
3mtuu4d49
22 Dec 22
AmpliTech / Louisa Sanfratello ownership change
4:08pm
8-K
rxjhvu58
12 Dec 22
Regulation FD Disclosure
11:30am
8-K
rm0fh6s6yyrx 23
9 Dec 22
Submission of Matters to a Vote of Security Holders
4:30pm
DEFA14A
8aqlt11h7ak1r
27 Oct 22
Additional proxy soliciting materials
4:30pm
DEF 14A
yg7qh
27 Oct 22
Definitive proxy
4:30pm
4
bpz2a6 inrkpttm
30 Sep 22
AmpliTech / Daniel Richard Mazziota ownership change
11:08am
4
96a4qj2
20 Sep 22
AmpliTech / Daniel Richard Mazziota ownership change
11:07am
4
dok1f
25 Aug 22
AmpliTech / Daniel Richard Mazziota ownership change
11:08am
EFFECT
uhdtksu
25 Jul 22
Notice of effectiveness
12:15am