STAK — Stak Inc Institutional Holders · Q2 2026
Who owns Stak Inc (STAK)? 10 institutions reported holding $1.24M in SEC 13F filings for Q2 2026 (period ended 2026-06-30). Largest holders: Hrt Financial LP ($500,000), Jane Street Group, LLC ($499,945), XTX Topco Ltd ($81,363).
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | HRT FINANCIAL LP | $500,000 | 131,486 | New |
| 2 | JANE STREET GROUP, LLC | $499,945 | 131,219 | Added |
| 3 | XTX Topco Ltd | $81,363 | 21,355 | New |
| 4 | UBS Group AG | $77,099 | 20,236 | Added |
| 5 | Scientech Research LLC | $62,895 | 16,508 | New |
| 6 | Tower Research Capital LLC (TRC) | $19,050 | 5,000 | Added |
| 7 | Caitong International Asset Management Co., Ltd | $4 | 1 | New |
| 8 | Royal Bank of Canada | $0 | 100 | New |
| 9 | WELLS FARGO & COMPANY/MN | $0 | 0 | Exited |
| 10 | MORGAN STANLEY | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30