1 institutions reported holding $57 of PROSHARES TR (MAKX) in SEC 13F filings for 2026-03-31. Largest institutional holders: MORGAN STANLEY ($57). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | MORGAN STANLEY | $57 | 1 | Trimmed |
Source: SEC Form 13F filings · as of 2026-03-31