15 Pa. Stat. § 20107
The entire board of directors, or a class of the board, where the board is classified with respect to the power to elect directors, or any individual director may be removed from office without assigning any cause by the vote of shareholders entitled to cast at least a majority of the votes which all shareholders would be entitled to cast at any annual election of directors or of such class of directors. The preceding sentence shall be interpreted in the same manner as the first sentence of section 405 of the act of May 5, 1933 (P.L. 364, No. 106), known as the Business Corporation Law of 1933, as amended by the act of July 20, 1968 (P.L. 459, No. 216).
Special meetings of the shareholders may be called at any time by the president, or the board of directors, or shareholders entitled to cast at least one-fifth of the votes which all shareholders are entitled to cast at the particular meeting, or by such other officers or persons as may be provided in the articles or bylaws. The preceding sentence shall be interpreted in the same manner as the first sentence of subsection C of section 501 of the Business Corporation Law of 1933, as amended by the act of August 27, 1963 (P.L. 1355, No. 534).
Every amendment to the articles shall be proposed by either the board of directors by the adoption of a resolution setting forth the proposed amendment or by petition of shareholders entitled to cast at least ten percent of the votes which all shareholders are entitled to cast thereon, setting forth the proposed amendment, which petition shall be directed to, and filed with, the board of directors. The preceding sentence shall be interpreted in the same manner as the first sentence of section 802 of the Business Corporation Law of 1933, as amended by the act of August 27, 1963 (P.L. 1355, No. 534).
On the petition of a qualified shareholder, as defined in section 107(f) of the General Association Act of 1988, which petition shall be directed to, and filed with the board of directors, the entire board of directors, or a class of the board, where the board is classified with respect to the power to elect directors (which term includes directors elected for terms of more than one year and directors elected by holders of specified classes or series of shares), or any individual director may be removed from office without assigning any cause by the vote of shareholders entitled to cast at least a majority of the votes which all shareholders would be entitled to cast at any annual election of directors or of such class of directors.
Special meetings of the shareholders may be called at any time by a qualified shareholder as defined in section 107(f) of the General Association Act of 1988.
Every amendment to the articles shall be proposed by either the board of directors by the adoption of a resolution setting forth the proposed amendment or by petition of any qualified shareholder as defined in section 107(f) of the General Association Act of 1988, setting forth the proposed amendment, which petition shall be directed to, and filed with, the board of directors.
held (together with its affiliates or associates as defined in 15 Pa.C.S. § 2552 (relating to definitions)) sufficient shares of a corporation to be entitled under the first sentence of subsection C of section 501 of the Business Corporation Law of 1933 to call a special meeting of shareholders of the corporation.
15 P.S. § 20107