Neil S. Subin - 21 May 2026 Form 4 Insider Report for NEXTNAV INC. (NN)

Reporting relationship: Director
Issuer ticker: NN
Reported as of: 21 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 26 May 2026, 19:01:10 UTC
Prior SEC filing: 01 Jul 2025
Next SEC filing: 24 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ James S. Black by power of attorney

Key filing fact

Neil S. Subin filed Form 4 for NEXTNAV INC. (NN) on 26 May 2026.

Key facts

This page summarizes Neil S. Subin's Form 4 filing for NEXTNAV INC. (NN).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 26 May 2026, 19:01.

Change

Previous filing in this sequence was filed on 01 Jul 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001201333 Primary reporting owner

SUBIN NEIL S

Relationship: Director
Address: 11911 FREEDOM DR., STE. 200, RESTON
Signature: /s/ James S. Black by power of attorney
Signature date: 26 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

NN transaction

Common Stock

Award

Transaction value
Shares: +7,550
Change %: +4.7%
Price: $0.000000^*
Shares after: 168,892
Date: 21 May 2026
Ownership: Direct
Footnotes: F1

NN holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 2,515,213
Date: 21 May 2026
Ownership: By MILFAM Investments LLC
Footnotes: F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Represents a grant of restricted shares (the "Restricted Shares"). Subject to the Reporting Person's continued service through the applicable vesting date, 100% of the Restricted Shares shall vest on May 1, 2027.

Footnote F2

Neil Subin is the Manager of MILFAM LLC. MILFAM LLC is the manager of Milfam Investments LLC. Mr. Subin disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly.