Company: NXNVW
Filing Date: 2025-09-26
Form Type: 8-K/A
Source: 0001554855-25-001803
Chunk: 0

Company: NEXTNAV INC.
Filing Date: 2025-09-26
Form: 8-K/A
Chunk 0
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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549 FORM 8-K/A Amendment No.1 CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 19, 2025 NEXTNAV INC. (Exact name of Registrant as Specified in Its Charter)

| Delaware                                                           |     | 001-40985               |         87-0854654 |
| (State or Other Jurisdiction                                       
 of Incorporation)                                                  |     | -Commission File Number |      -IRS Employer 
 Identification No. |
| 11911 Freedom Drive, Ste. 200                                      |     |                         |                    |
| Reston, Virginia 20190                                             |     |                         |              20190 |
| (Address of Principal Executive Offices)                           |     |                         |          -Zip Code |
| Registrant’s Telephone Number, Including Area Code: (800) 775-0982 |     |                         |                    |

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

| ☐ | Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)                  |
| ☐ | Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)                 |
| ☐ | Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) |
| ☐ | Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) |

Securities registered pursuant to Section 12(b) of the Act:

| Title of each class                                  |     | Trading Symbol(s) |     | Name of each exchange on which registered |
| Common Stock, par value $0.0001 per share            |     | NN                |     | Nasdaq Capital Market                     |
| Warrants, each to purchase one share of Common Stock |     | NNAVW             |     | Nasdaq Capital Market                     |

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act