$AMPH SEC Filings

Filing Filed On
4 17 Sep 2019
4 17 Sep 2019
4 12 Sep 2019
4 09 Sep 2019
4 27 Aug 2019
4 16 Aug 2019
4 15 Aug 2019
4 14 Aug 2019
10-Q 09 Aug 2019
8-K 07 Aug 2019
4 12 Jul 2019
8-K 19 Jun 2019
4 17 Jun 2019
4 17 Jun 2019
4 13 Jun 2019
FORM 8-K 13 Jun 2019
3 13 Jun 2019
4 13 Jun 2019
4 13 Jun 2019
4 13 Jun 2019