NEXTNAV Insider Mariam Sorond Files Form 4 on March 24, 2026

TL;DR

**NEXTNAV insider Mariam Sorond filed a Form 4, signaling potential changes in her stock ownership.**

AI Summary

This Form 4 filing, dated March 24, 2026, indicates that Mariam Sorond, a reporting person, has filed a statement of changes in beneficial ownership of securities for NEXTNAV INC. (Issuer CIK: 0001865631). While the filing details are not fully visible, a Form 4 typically reports transactions like stock purchases, sales, or grants. This matters to investors because insider activity can signal confidence (or lack thereof) in the company's future, potentially influencing stock price.

Why It Matters

Insider transaction filings like this provide transparency into how company executives and directors are trading their own company's stock, which can be a strong indicator of their belief in the company's prospects.

Risk Assessment

Risk Level: medium — The risk level is medium because without the transaction details, the impact of this Form 4 filing on NEXTNAV's stock is currently unknown.

Analyst Insight

Investors should await the full details of the Form 4 to understand the nature of the transaction (buy, sell, grant) before making any investment decisions regarding NEXTNAV INC.

Key Players & Entities

• Sorond Mariam (person) — Reporting Person
• NEXTNAV INC. (company) — Issuer
• 0001998558 (person) — CIK of Sorond Mariam
• 0001865631 (company) — CIK of NEXTNAV INC.
• 2026-03-24 (date) — Filing Date
• 2026-03-19 (date) — Period of Report

FAQ

Filing Documents

• primary_doc.html (4)
• primary_doc.xml (4) — 6KB
• 0001554855-26-000397.txt ( ) — 8KB

From the Filing

SEC FORM 4 SEC Form 4 FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940 OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5    Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).    Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10. 1. Name and Address of Reporting Person * Sorond Mariam (Last) (First) (Middle) 11911 FREEDOM DRIVE SUITE 200 (Street) RESTON VIRGINIA 20190 (City) (State) (Zip) UNITED STATES (Country) 2. Issuer Name and Ticker or Trading Symbol NEXTNAV INC. [ NN ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner X Officer (give title below) Other (specify below) CEO, President and Director 2a. Foreign Trading Symbol 3. Date of Earliest Transaction (Month/Day/Year) 03/19/2026 6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person 4. If Amendment, Date of Original Filed (Month/Day/Year) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 03/19/2026 A (1) 54,704 A $ 0 1,314,328 D Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Stock Option (Right to Buy) $ 20.39 03/19/2026 A 724,112 (2) 03/19/2036 Common Stock 724,112 $ 0 724,112 D Explanation of Responses: 1. Represents a grant of restricted stock units ("RSUs") that will vest over a four-year period. Subject to the Reporting Person's continued service through each of the applicable vesting dates, 1/4 of the RSUs shall vest on the one-year anniversary of March 19, 2026, and 1/16 of the RSUs shall vest quarterly in substantially equal installments thereafter. 2. Represents a grant of stock options (the "Options"). Subject to the Reporting Person's continued service through each of the applicable vesting dates, twenty five percent (25%) of the Options shall vest on the one-year anniversary of March 19, 2026, and the remaining portion shall vest in equal quarterly installments over the subsequent three years. /s/ James Black, by power of attorney 03/23/2026 ** Signature of Reporting Person Date 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. * Form 4: SEC 1474 (03-26)

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