3 institutions reported holding $1.3M of PHUNWARE INC (PHUNW) in SEC 13F filings for 2026-06-30. Largest institutional holders: SIMPLEX TRADING, LLC ($956,940), GROUP ONE TRADING LLC ($320,210), IMC-Chicago, LLC ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SIMPLEX TRADING, LLC | $956,940 | 466,800 | Trimmed |
| 2 | GROUP ONE TRADING LLC | $320,210 | 156,200 | Trimmed |
| 3 | IMC-Chicago, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30