Published online by Cambridge University Press: 28 March 2017
1 According to §10(b), it is unlawful for any person by the use of any means or instrumentality of interstate commerce or of the mails . . .
To use or employ, in connection with the purchase or sale of any security registered on a national securities exchange or any security not so registered, any manipulative or deceptive device or contrivance in contravention of such rules and regulations as the Commission may prescribe as necessary or appropriate in the public interest or for the protection or investors.
468 F.2d 1326, 1333 (quoted by court).
2 Ibid., 1339.
3 Ibid., 1340.
4 Ibid., 1340–1341.