Del. Code tit. 8 § 327 : CORPORATIONS — GENERAL CORPORATION LAW — SUITS AGAINST CORPORATIONS, DIRECTORS, OFFICERS OR STOCKHOLDERS — Stockholder's derivative action; allegation of stock ownership

In any derivative suit instituted by a stockholder of a corporation, it shall be averred in the complaint that the plaintiff was a stockholder of the corporation at the time of the transaction of which such stockholder complains or that such stockholder's stock thereafter devolved upon such stockholder by operation of law.

8 Del. C. § 327

8 Del. C. 1953, § 327; 56 Del. Laws, c. 50; 71 Del. Laws, c. 339, § 73.;