New Post Public Reply Private Reply Replies (0) Message Board ← Newer Older → Lucky Jimmy Nov 20, 2017 at 7:15 PM 145 TDG +3.56 total advance today 11/20/17. Transdigm Group Inc $TDG 266.64 Stock hit a High of 267.82 and 263.17 Low with volume of 342,600. Newer Older