$PPTA 4 SEC Filings

10-K 10-Q 10-Q/A 144 3 4 40-F 40-F/A 40FR12G 40FR12G/A 424B2 424B5 6-K 8-A12B 8-K 8-K/A ARS CERT CORRESP D DEF 14A DEFA14A EFFECT F-10 F-10/A FWP F-X F-X/A PRE 14A S-3 S-3/A S-3ASR S-8 SC 13D SC 13G SC 13G/A SCHEDULE 13D/A SCHEDULE 13G SCHEDULE 13G/A SD SUPPL UPLOAD