Stock Market Today 17.01.2026
LIVEMarkets rolling coverageStarted: January 17, 2026, 12:00 AM ESTUpdated: January 17, 2026, 11:58 PM EST TransDigm Group still undervalued after share-price momentum, but leverage risk weighs on upside January 17, 2026, 11:51 PM EST. TransDigm Group (TDG) has posted recent share-price gains and upward momentum, with a 1-month return of about 13.56% and a 1-year return near 15.65%, according to…