29 institutions reported holding $72.6M of NEXTNAV (NNAVW) in SEC 13F filings for 2026-06-30. Largest institutional holders: GROUP ONE TRADING LLC ($40.8M), IMC-Chicago, LLC ($16.7M), SIMPLEX TRADING, LLC ($6.7M), Clutterbuck Capital Management LLC ($2.7M), Ancora Advisors LLC ($2.4M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | GROUP ONE TRADING LLC | $40.8M | 2.3M | Trimmed |
| 2 | IMC-Chicago, LLC | $16.7M | 938,700 | Added |
| 3 | SIMPLEX TRADING, LLC | $6.7M | 374,700 | Trimmed |
| 4 | Clutterbuck Capital Management LLC | $2.7M | 8,480 | New |
| 5 | Ancora Advisors LLC | $2.4M | 7,580 | Added |
| 6 | Prentice Capital Management, LP | $1.7M | 250,000 | Trimmed |
| 7 | Sender Co & Partners, Inc. | $1.0M | 58,700 | Added |
| 8 | Marathon Trading Investment Management LLC | $554,513 | 31,100 | Added |
| 9 | SUMMIT SECURITIES GROUP LLC | $8,915 | 500 | New |
| 10 | ZAZOVE ASSOCIATES LLC | $0 | 0 | Exited |
| 11 | INGALLS & SNYDER LLC | $0 | 0 | Exited |
| 12 | ARISTEIA CAPITAL, L.L.C. | $0 | 0 | Exited |
| 13 | MILLENNIUM MANAGEMENT LLC | $0 | 0 | Exited |
| 14 | WOLVERINE ASSET MANAGEMENT LLC | $0 | 0 | Exited |
| 15 | Hudson Bay Capital Management LP | $0 | 0 | Exited |
| 16 | K2 PRINCIPAL FUND, L.P. | $0 | 0 | Exited |
| 17 | B. Riley Financial, Inc. | $0 | 0 | Exited |
| 18 | BOOTHBAY FUND MANAGEMENT, LLC | $0 | 0 | Exited |
| 19 | Perigon Wealth Management, LLC | $0 | 0 | Exited |
| 20 | LMR Partners LLP | $0 | 0 | Exited |
| 21 | UBS Group AG | $0 | 0 | Exited |
| 22 | Caption Management, LLC | $0 | 0 | Exited |
| 23 | MILFAM LLC | $0 | 0 | Exited |
| 24 | Spire Wealth Management | $0 | 0 | Exited |
| 25 | Whitefort Capital Management, LP | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30