# EDGAR Filing Document

**Accession Number:** 0001865631
**File Stem:** 0001104659-25-113307
**Filing Date:** 2025-11
**Character Count:** 5781
**Document Hash:** 9c006ffc1f70200272deac422bbbfe08
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-25-113307.hdr.sgml**: 20251117

**ACCESSION NUMBER**: 0001104659-25-113307

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251113

**FILED AS OF DATE**: 20251117

**DATE AS OF CHANGE**: 20251117

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** SAMBERG JOSEPH D
- **CENTRAL INDEX KEY:** 0001264542

**ORGANIZATION NAME:**
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40985
- **FILM NUMBER:** 251492425

**MAIL ADDRESS:**
- **STREET 1:** C/O HAWKES FINANCIAL, LLC
- **STREET 2:** 77 BEDFORD ROAD
- **CITY:** KATONAH
- **STATE:** NY
- **ZIP:** 10536
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** NEXTNAV INC.
- **CENTRAL INDEX KEY:** 0001865631
- **STANDARD INDUSTRIAL CLASSIFICATION:** SEARCH, DETECTION, NAVIGATION, GUIDANCE, AERONAUTICAL SYS [3812]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 11911 FREEDOM DRIVE
- **STREET 2:** STE 200
- **CITY:** RESTON
- **STATE:** VA
- **ZIP:** 20190
- **BUSINESS PHONE:** 800-775-0982

**MAIL ADDRESS:**
- **STREET 1:** 11911 FREEDOM DRIVE
- **STREET 2:** STE 200
- **CITY:** RESTON
- **STATE:** VA
- **ZIP:** 20190

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Spartacus Acquisition Shelf Corp.
- **DATE OF NAME CHANGE:** 20210603

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>SAMBERG JOSEPH D<br><sub>(Last) (First) (Middle)</sub><br>1901 BOSTON POST ROAD<br><sub>(Street)</sub><br>RYE, NY 10580<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>NEXTNAV INC. [ NN ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2025-11-13 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| Common Stock | 10200000 | I | By The Joseph D. Samberg Revocable Trust<sup>(1)</sup> |
| Common Stock | 1000000 | I | By The Joe & Sandy Samberg Foundation, Inc.<sup>(1)</sup> |
| Common Stock | 820000 | I | By JDS TMT, LP<sup>(1)</sup> |
| Common Stock | 400000 | I | By NHW Ventures LLC<sup>(1)</sup> |
| Common Stock | 100000 | I | By Acadia Woods Partners, LLC<sup>(1)</sup> |
| Common Stock | 125000 | I | By Zachary Abram Samberg Trust DTD 1/7/99<sup>(1)</sup> |
| Common Stock | 125000 | I | By Max H Samberg Trust DTD 2/14/01<sup>(1)</sup> |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| Warrants (Right to Buy) | 2025-11-13 | 2026-10-28 | Common Stock | 900000 | $11.50 | I | By The Joseph D. Samberg Revocable Trust<sup>(1)</sup> |
| Warrants (Right to Buy) | 2025-11-13 | 2026-10-28 | Common Stock | 100000 | $11.50 | I | By JDS TMT, LP<sup>(1)</sup> |
| Call Option (Right to Buy) | 2025-11-13 | 2026-03-20 | Common Stock | 250000 | $12.00 | I | By The Joseph D. Samberg Revocable Trust<sup>(1)</sup> |
| Call Option (Right to Buy) | <sup>(2)</sup> | 2026-06-18 | Common Stock | 400000 | $20.00 | I | By The Joseph D. Samberg Revocable Trust<sup>(1)</sup> |

---

### Footnotes:

(1) The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.

(2) The call options expiring on June 18, 2026 were acquired in a series of transactions prior to November 13, 2025. These options are all immediately exercisable from the applicable date of purchase until their expiration.

**Signature:** /s/ Joseph D. Samberg  
**Date:** 2025-11-17

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**