Although the U.S. Supreme Court in Central Bank of Denver, N.A. v. Fir
st Interstate Bank, N.A. held that there is no aiding and abetting Lia
bility in a private action under Rule 10b-5, it recognized that second
ary actors are still subject to liability for primary violations. Sinc
e Central Bank, numerous lower courts have struggled with the issue of
when the conduct of secondary actors (such as accountants, underwrite
rs, and lawyers) gives rise to primary as opposed to aiding and abetti
ng liability. Some courts have imposed primary liability on secondary
actors for assisting in the preparation of statements that are alleged
to contain misrepresentations or omissions. Other courts have held th
at the same conduct is merely aiding and abetting,This Article analyze
s the approaches courts have taken to the scope of primary liability f
ollowing Central Bank and discusses whether they are consistent with t
he U.S. Supreme Court's reasoning.