He received the subdiaconate at Meaux. Stock was ordained to the subdiaconate on 15 March 1931. He received the subdiaconate on 18 August 1748 and diaconate on 25 August 1748. He received the subdiaconate on 21 September 1872 and the diaconate on 15 December 1872. He received the tonsure, minor orders, and subdiaconate all from Bishop Francis Kenrick.