DOSSIER · 13F Holders · Q3 2026
MAGX
ROUNDHILL ETF TRUST
13 institutions still hold ROUNDHILL ETF TRUST as of Q3 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.
CUSIP 77926X700·13 13F holders·last filed Jun 30, 2026
AI Holders Summary · Q3 2026
13 institutions reported MAGX in Q3 2026. GOLDMAN SACHS GROUP INC leads at 33.2% of the visible book.
Top holders
Sorted by position value. Source: SEC EDGAR 13F-HR filings.