Exchange act 17 a July 8, 2019 16 32 64 128 Exchange act 17 a )( 1 Exchange act section 17 a Exchange act section 17 a )( 1 Exchange act rule 21f 17 a Exchange act rule 17a 3 a )( 17 Securities and exchange act section 17 a )( 2 Exchange act rules 17a-3 Exchange act rule 17a-3 Exchange act usa Exchange act
