Whether a shareholder action under § 16(b) of the Securities Exchange Act of 1934 must be dismissed for lack of jurisdiction once the sole plaintiff has lost any financial interest in the outcome of the litigation

QUESTIONS PRESENTED 1. Whether a shareholder action under § 16(b) of the Securities Exchange Act of 1934, 15 U.S.C. § 78p(b), must be dismissed for lack of jurisdiction once the sole plaintiff has lost any financial interest in the outcome of the litigation. 2. Whether a court must deny a request to substitute a new plaintiff for an original plaintiff under Federal Rule of Civil Procedure 17(a)(3) when there was no mistake in naming the original plaintiff. (ii)