$AMPH SEC Filings

Filing Filed On
4 13 Nov 2018
4 13 Nov 2018
4 13 Nov 2018
S-3 09 Nov 2018
10-Q 09 Nov 2018
4 09 Nov 2018
8-K 08 Nov 2018
8-K 08 Nov 2018
4 17 Aug 2018
4 15 Aug 2018
10-Q 09 Aug 2018
8-K 08 Aug 2018
4 12 Jul 2018
4 11 Jul 2018
8-K 09 Jul 2018
4 03 Jul 2018
3 18 Jun 2018
4 18 Jun 2018
4 18 Jun 2018
4 13 Jun 2018