144 0001877023 XXXXXXXX LIVE 0001865631 NEXTNAV INC. 001-40985 11911 Freedom Drive Suite 200 Reston VA 20190 800-775-0982 Gates Christian D. Officer Common Shareworks by Morgan Stanley

600 - 3 Avenue SW Suite 1500 Calgary A0 T2P 0G5

4477 50321.48 131451767 03/17/2025 NASDAQ CAPITAL MARKE Common 03/14/2025 Restricted Stock Units Issuer N 4477 03/14/2025 N/A N 10b5-1 Sales Plan for Christian Gates

11911 Freedom Drive Suite 200 Reston VA 20190

Common 03/17/2025 15098 166681.92 03/19/2025 /s/ Christian Gates