HBO Max hits 12.6 million activations ahead of 'Wonder Woman' release
AT&T's CEO said HBO Max engagement for 36 percent in the last week.
John Stankey
AT&T could offer ad-subsidized phone plans starting next year
The carrier's CEO says it could shave $5 to $10 off a subscriber's bill.
'Tenet' won't skip theaters for a VOD or streaming premiere
AT&T CEO John Stankey said the movie won't debut on HBO Max.
AT&T CEO Randall Stephenson is retiring
President and COO John Stankey is stepping up to the top job.
