The stock market isn't having a great year, with the S&P 500 down 0.4% at the time of this writing. Not all companies have been equally affected by tariff announcements and the possibility of a recession, though. AT&T (T 0.83%) has been one of the better defensive stocks in 2025, as it's currently up 20.2% on the year.Some companies decide to split their stock after a big increase in share price. AT&T hasn't had a stock split in decades, so let's see if that's likely to change soon and where this telecom co ...