FYI: Kevin Feige started the presentation by stating the following:
Endgame will pass Avatar in a matter of days (it is less than $6M away, and they haven't totaled the international BO for about a week....)
He also stated that the first 3 Phases concluded the

and that Phase 4 will contain 10 Films in total (as of right now)
05/01/2020 - Black Widow
11/06/2020 - Eternals
02/12/2021 - Shang Chi: And the Legend of the Ten Rings
05/07/2021 - Doctor Strange: Multiverse of Madness
11/05/2021 - Thor: Love & Thunder
02/18/2022 - (not announced yet - my guess: Black Panther: Vibranium Boogaloo)
05/06/2022 - (not announced yet - my guess: GotG3 - Asguardians no more?)
07/29/2022 - (not announced yet - my guess: Spider-man: Home Away from Home / No Place like Home )

also announced/mentioned to be in development with no details:
Fantastic Four
Mutants (X-Men)
Captain Marvel 2
Guardians of the Galaxy 3