It's the first time since the 1992/93 season - the inaugural Premier League season - that United have lost two of their opening three matches.
The latest, a 3-0 drubbing at the hands of Tottenham, was a disappointing and worrisome answer to a shock 3-2 defeat to Brighton & Hove Albion the week before.
Sources have told ESPN FC that United are standing by Mourinho despite the club's worst start to a season since 1992.
In Monday's post-match media conference, the Portuguese manager was again unhappy with the line of questioning from reporters, going on another memorable rant as he demanded more "respect".
"Three for me and two for them", he said, referencing Pep Guardiola and Manuel Pellegrini's English top-flight titles.
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His time with Chelsea further added to his legacy as a premier manager on the European stage.
United fans - and the players, apparently - feel it's only a matter of time before Mourinho faces the chop should he fail to turn things around.
His first year provided plenty of promise as United won three trophies, the Community Shield, League Cup and Europa League.
Martial's contract situation seems to be another indicator of a growing disconnect behind the scenes at United as club chiefs battle to keep a player Mourinho does not want.
As for Pique's former club Manchester United, the centre-back remained coy over the possible transfer of Paul Pogba to Barcelona, with the Spaniard revealing he would welcome the Frenchman to the Camp Nou.
Per the Daily Mail, Mourinho's odds to be sacked before Christmas have been slashed from 7/4 to 8/13.