New Post Public Reply Private Reply Replies (0) Message Board ← Newer Older → Lucky Jimmy Mar 17, 2017 at 7:58 PM 172 GBX +1.70 total advance today 03/17/17. Greenbrier Companies $GBX 43.15 Stock hit a High of 43.20 and 41.50 Low with volume of 730,000. Newer Older