SUBIN NEIL S 4

What Happened

• Neil S. Subin, a director of NEXTNAV Inc. (NN), received a grant of 7,550 restricted shares on May 21, 2026. The grant is reported at $0.00 per share (total reported value $0) and vests 100% on May 1, 2027, subject to his continued service.

Key Details

• Transaction date: 2026-05-21; Form 4 filed: 2026-05-26 (filed 5 days after the transaction; generally exceeds the 2-business-day Form 4 deadline).
• Reported price: $0.00 per share; reported total value: $0.
• Vesting: 100% of the 7,550 restricted shares vest on May 1, 2027, contingent on continued service (footnote F1).
• Shares owned after transaction: Not specified in the submitted Form 4.
• Ownership note: Filing discloses Mr. Subin is manager of MILFAM LLC (manager of Milfam Investments LLC) and he disclaims beneficial ownership other than any pecuniary interest (footnote F2).

Context

• These are restricted stock awards (service‑based vesting). They are grants from the company, not open‑market purchases or sales, and do not by themselves signal a buy/sell decision. The filing was submitted several days after the transaction, which may be a late filing relative to the standard 2-business-day Form 4 deadline.