•
Allen v Gold Reefs of West Africa Ltd [1900] 1 Ch 656, inserting a lien on shares fully paid when it only affected one shareholder was valid •
Brown v British Abrasive Wheel Co [1919] 1 Ch 290, introducing a 'squeeze out' provision to compulsorily acquire the 2% of shares held by a minority bidder to encourage the 98% majority shareholder to contribute more capital was invalid •
Sidebottom v Kershaw, Leese & Co Ltd [1920] 1 Ch 154, introducing the right to compulsorily acquire the shares of anybody running a competing business was valid •
Dafen Tinplate Co Ltd v Llanelly Steel Co (1907) Ltd [1920] 2 Ch 124, introducing a right to compulsorily acquire any shareholders' shares to deal with one shareholder that was contracting with a competitor was invalid •
Shuttleworth v Cox Bros and Co (Maidenhead) [1927] 1 Ch 154, allowing a majority of directors to remove another director, to target one of the existing directors, was valid, as it was bona fide. • ''
Peter's American Delicacy Co Ltd v Heath'' (1939) 61 CLR 457, an amendment to rectify a drafting mistake on the distribution ratios to be equal, and dependent on amounts paid up not nominal value, for both capitalised profits as for cash dividends was valid •
Southern Foundries (1926) Ltd v Shirlaw [1940] AC 701, changing the articles to allow a director to be removed before the end of his term was valid •
Greenhalgh v Arderne Cinemas Ltd [1951] Ch 286, removing a pre-emption right to prevent a minority shareholder buying up shares in a battle for control was valid •
Rights and Issues Investment Trust Ltd v Stylo Shoes Ltd [1965] Ch 250, doubling voting rights of management shares to preserve their strength after a large new share issue when managers did not take part in the vote was valid •
Gambotto v WPC Ltd (1995) 182 CLR 432, an alteration to empower the majority to compulsorily buy out any minority was invalid. The Australian High Court preferred a test of whether an alteration is 'beyond any purpose contemplated by the articles or oppressive' • ''
Citco Banking Corporation NV v Pusser's Ltd'' [2007] UKPC 13, an amendment passed by 84% of shareholders except Citco to create a new class of shares with 50 votes each and to convert the chairman's 200,000 shares into this class was valid ==See also==