TPX — Somnigroup International Inc Institutional Holders · Q2 2026
Who owns Somnigroup International Inc (TPX)? 5 institutions reported holding $94.90M in SEC 13F filings for Q2 2026 (period ended 2026-06-30). Largest holders: Cartenna Capital, LP ($43.1M), IMC-Chicago, LLC ($20.4M), Simplex Trading, LLC ($13.4M).
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Cartenna Capital, LP | $43.1M | 550,000 | New |
| 2 | IMC-Chicago, LLC | $20.4M | 260,300 | Added |
| 3 | SIMPLEX TRADING, LLC | $13.4M | 170,700 | Added |
| 4 | GROUP ONE TRADING LLC | $10.2M | 130,400 | Added |
| 5 | JPMORGAN CHASE & CO | $7.8M | 99,400 | New |
Source: SEC Form 13F filings · as of 2026-06-30