[JURIST] Leading Tuesday's corporations and securities law news, the New York Stock Exchange [corporate website] has announced that it is investigating the possibility that more traders have acted inappropriately. In April, 17 NYSE traders were charged with securities fraud violations [JURIST report]. Reuters has more.

In other corporations and securities news…

• As reported earlier on JURIST's Paper Chase, a three-judge panel of the US DC Circuit Court of Appeals has ordered the SEC to reconsider a controversial rule requiring mutual funds to be overseen by independent chairmen. In its opinion, the court said the SEC failed to adequately consider the costs the rule imposed on mutual funds. The US Chamber of Commerce, who along with Fidelity Investments and the Vanguard Group brought suit challenging the rule, called the ruling a "significant victory" in a press release. Bloomberg has more.
• An independent committee looking into possible securities violations at troubled doughnut maker Krispy Kreme [corporate website] has recommended that 6 top executives be fired. Krispy Kreme's press release did not explain why the executives should be fired but did say that the committee is cooperating fully with the SEC and the US Department of Justice. AP has more.