14 institutions reported holding $495,223 of MEGA MATRIX INC (MPU) in SEC 13F filings for 2026-03-31. Largest institutional holders: MORGAN STANLEY ($182,741), MILLENNIUM MANAGEMENT LLC ($80,337), GOLDMAN SACHS GROUP INC ($74,643), JANE STREET GROUP, LLC ($56,766), XTX Topco Ltd ($40,174). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | MORGAN STANLEY | $182,741 | 240,449 | Hold |
| 2 | MILLENNIUM MANAGEMENT LLC | $80,337 | 105,707 | Trimmed |
| 3 | GOLDMAN SACHS GROUP INC | $74,643 | 98,214 | Trimmed |
| 4 | JANE STREET GROUP, LLC | $56,766 | 74,692 | Trimmed |
| 5 | XTX Topco Ltd | $40,174 | 52,861 | Added |
| 6 | TWO SIGMA INVESTMENTS, LP | $34,338 | 45,181 | Trimmed |
| 7 | TWO SIGMA SECURITIES, LLC | $10,165 | 13,375 | Trimmed |
| 8 | CAPITAL ADVISORS INC/OK | $9,120 | 12,000 | New |
| 9 | UBS Group AG | $3,603 | 4,741 | New |
| 10 | CITIGROUP INC | $3,314 | 4,361 | Added |
| 11 | WELLS FARGO & COMPANY/MN | $22 | 29 | New |
| 12 | RENAISSANCE TECHNOLOGIES LLC | $0 | 0 | Exited |
| 13 | HRT FINANCIAL LP | $0 | 0 | Exited |
| 14 | BNP PARIBAS FINANCIAL MARKETS | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31