PREVIEW: AT&T earnings seen down about 10%

** AT&T Inc's T shares climb ~1% to $16.47 on Tues ahead of Q1 earnings due early Weds with wireless subscriber base in focus

** Telecom firm expected to report adj EPS $0.54, down 10% from $0.60 a yr-ago, on revenue of $30.54 bln vs $30.14 bln in Q1 2023, LSEG data shows

** Rival Verizon VZ on Monday posted fewer qtrly wireless subscriber losses on flexible plan demand. Its stock closed down nearly 5% on the session with one brokerage saying over the next five years, it expects VZ to continue to lose wireless market share

** Earlier this month, Mexican broadcaster TLEVISA/A said it bought out T's stake in satellite TV unit Sky Mexico

** T has met or beaten EPS estimates in 6 of past 8 qtrs with most recent miss in Q4 2023

** 13 of 27 analysts rate T "strong buy" or "buy," 11 rate "hold" and 3 recommend "sell" - LSEG

** Median analyst PT of $20, unchanged from a month ago, up from $19 on Jan 23

** Including moves on Tues, T shares down ~2% YTD vs S&P 500 Communication Services index's S5TELS ~16% advance