Who Owns QUANTUM BIOPHARMA LTD (QNTM)? -- Institutional Holders (2026-06-30)
29 institutions reported holding $1.5M of QUANTUM BIOPHARMA LTD (QNTM) in SEC 13F filings for 2026-06-30. Largest institutional holders: AdvisorShares Investments LLC ($736,902), JANE STREET GROUP, LLC ($175,045), Platform Technology Partners ($148,840), UBS Group AG ($120,926), Steward Partners Investment Advisory, LLC ($100,929). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | AdvisorShares Investments LLC | $736,902 | 203,564 | Added |
| 2 | JANE STREET GROUP, LLC | $175,045 | 48,355 | Added |
| 3 | Platform Technology Partners | $148,840 | 41,116 | Hold |
| 4 | UBS Group AG | $120,926 | 33,405 | Added |
| 5 | Steward Partners Investment Advisory, LLC | $100,929 | 27,881 | Added |
| 6 | CITADEL ADVISORS LLC | $57,424 | 15,863 | Hold |
| 7 | Marex Group plc | $48,638 | 13,436 | Trimmed |
| 8 | Mariner, LLC | $36,200 | 10,000 | Trimmed |
| 9 | NBC SECURITIES, INC. | $25,340 | 7,000 | New |
| 10 | OSAIC HOLDINGS, INC. | $22,787 | 6,295 | Trimmed |
| 11 | Global Retirement Partners, LLC | $10,860 | 3,000 | New |
| 12 | JONES FINANCIAL COMPANIES LLLP | $4,594 | 1,209 | Added |
| 13 | Farther Finance Advisors, LLC | $3,620 | 1,000 | Hold |
| 14 | Atlantic Union Bankshares Corp | $3,620 | 1,000 | Hold |
| 15 | MORGAN STANLEY | $2,172 | 600 | New |
| 16 | Royal Bank of Canada | $2,000 | 446 | Added |
| 17 | WELLS FARGO & COMPANY/MN | $907 | 250 | Added |
| 18 | Cetera Trust Company, N.A | $905 | 250 | Hold |
| 19 | Federation des caisses Desjardins du Quebec | $334 | 93 | Hold |
| 20 | SBI Securities Co., Ltd. | $286 | 79 | Added |
| 21 | GROUP ONE TRADING LLC | $123 | 34 | Hold |
| 22 | Rockefeller Capital Management L.P. | $109 | 30 | Hold |
| 23 | Activest Wealth Management | $54 | 15 | Hold |
| 24 | TD Waterhouse Canada Inc. | $20 | 6 | Trimmed |
| 25 | Purpose Unlimited Inc. | $4 | 1 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30