3 institutions reported holding $2.7M of KINETIK HOLDINGS INC (ALTMW) in SEC 13F filings for 2026-03-31. Largest institutional holders: SIMPLEX TRADING, LLC ($1.7M), GROUP ONE TRADING LLC ($730,991), IMC-Chicago, LLC ($280,778). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SIMPLEX TRADING, LLC | $1.7M | 34,900 | Trimmed |
| 2 | GROUP ONE TRADING LLC | $730,991 | 15,100 | Added |
| 3 | IMC-Chicago, LLC | $280,778 | 5,800 | New |
Source: SEC Form 13F filings · as of 2026-03-31