19 institutions reported holding $927.4M of SOFI TECHNOLOGIES INC. (SOFIW) in SEC 13F filings for 2026-06-30. Largest institutional holders: IMC-Chicago, LLC ($299.4M), Optiver Holding B.V. ($217.1M), SIMPLEX TRADING, LLC ($150.8M), GROUP ONE TRADING LLC ($88.5M), HRT FINANCIAL LP ($50.2M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $299.4M | 16.7M | Added |
| 2 | Optiver Holding B.V. | $217.1M | 12.1M | Added |
| 3 | SIMPLEX TRADING, LLC | $150.8M | 8.4M | Trimmed |
| 4 | GROUP ONE TRADING LLC | $88.5M | 4.9M | Trimmed |
| 5 | HRT FINANCIAL LP | $50.2M | 2.8M | Added |
| 6 | TENOR CAPITAL MANAGEMENT Co., L.P. | $34.3M | 0 | Hold |
| 7 | JPMORGAN CHASE & CO | $33.3M | 1.8M | Added |
| 8 | Ovata Capital Management Ltd | $28.8M | 28.0M | New |
| 9 | Capital Markets Trading UK LLP | $11.5M | 641,700 | Trimmed |
| 10 | NATIONAL BANK OF CANADA /FI/ | $7.4M | 4,100 | New |
| 11 | CMT Capital Markets Trading GmbH | $3.7M | 205,900 | Added |
| 12 | Altshuler Shaham Ltd | $1.6M | 106,000 | Trimmed |
| 13 | Marathon Trading Investment Management LLC | $534,314 | 29,800 | Added |
| 14 | OSAIC HOLDINGS, INC. | $167,780 | 8,749 | Added |
| 15 | SUMMIT SECURITIES GROUP LLC | $111,166 | 6,200 | Trimmed |
| 16 | ZAZOVE ASSOCIATES LLC | $0 | 0 | Exited |
| 17 | ARISTEIA CAPITAL, L.L.C. | $0 | 0 | Exited |
| 18 | ADVENT CAPITAL MANAGEMENT /DE/ | $0 | 0 | Exited |
| 19 | SG Americas Securities, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30