$PEN 4 SEC Filings

10-K 10-Q 10-Q/A 144 3 4 424B4 424B5 425 4/A 5 8-A12B 8-K 8-K/A ARS CERTNYS CORRESP CT ORDER D DEF 14A DEFA14A DEFM14A DRS DRS/A DRSLTR EFFECT PRE 14A REGDEX S-1 S-1/A S-1MEF S-3ASR S-8 SC 13G SC 13G/A SCHEDULE 13G SCHEDULE 13G/A SD UPLOAD