23 institutions reported holding $38.7M of PROSHARES (VIXM) in SEC 13F filings for 2026-06-30. Largest institutional holders: MILLENNIUM MANAGEMENT LLC ($17.6M), Hansen & Associates Financial Group, Inc. ($11.3M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($3.4M), IMC-Chicago, LLC ($2.1M), MORGAN STANLEY ($1.1M). Source: SEC Form 13F.
来源:SEC 13F 申报文件 · 截至 2026-06-30