144 0001877023 XXXXXXXX LIVE 0001865631 NEXTNAV INC. 001-40985 1775 Tysons Blvd., 5th Floor McLean VA 22102 800-775-0982 Christian Gates Officer/Director Common Shareworks by Morgan Stanley

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

37377 152498.16 108217583 08/18/2023 NASDAQ Common 07/27/2023 Restricted Stock Units Issuer N 1340 07/27/2023 N/A Common 08/17/2023 Restricted Stock Units Issuer N 36037 08/17/2023 N/A Y 08/21/2023 /s/ Christian Gates by power of attorney