15 Pa.C.S. § 2572
(a) General rule.— The purpose of this subchapter is to protect certain registered corporations and legitimate interests of various groups related to such corporations from certain manipulative and coercive actions. Specifically, this subchapter seeks to:
(4) Discourage such speculators from putting registered corporations "in play" through any means, including, but not limited to, offering to purchase at least 20% of the voting shares of the corporation or threatening to wage or waging a proxy contest in connection with or as a means toward or part of a plan to acquire control of the corporation, with the effect of reaping short-term speculative profits.
Moreover, this subchapter recognizes the right and obligation of the Commonwealth to regulate and protect the corporations it creates from abuses resulting from the application of its own laws affecting generally corporate governance and particularly director obligations, mergers and related matters. Such laws, and the obligations imposed on directors or others thereunder, should not be the vehicles by which registered corporations are manipulated in certain instances for the purpose of obtaining short-term profits.
(b) Limitations.— The purpose of this subchapter is not to affect legitimate shareholder activity that does not involve putting a corporation "in play" or involve seeking to acquire control of the corporation. Specifically, the purpose of this subchapter is not to: