I just saw this page at Amazon, with a street date of July 16th--
https://www.amazon.com/Adam-at-M-Michael-Douglas/dp/B07RS9274V/ref=sr_1_1?crid=1RPGWZTR0XQGH&keywords=adam+at+6+am+dvd&qid=1562521724&s=gateway&sprefix=adam+at%2Caps%2C204&sr=8-1
Appears to be a DVD-only release, from Paramount...