Regenxbio INC. (RGNX) SEC Filings — 2004 0 SEC filings for Regenxbio INC. (RGNX) in 2004. FilingsNo filings found for RGNX in 2004. ExploreAll RGNX Filings · RGNX 2003 · RGNX 2005 · All 2004 Filings