Tenet and Mulan are among the films moving release dates due the delays in the expects USA Cinema openings.
First we had Warner Bros announce a further move of Tenet which had already moved to the end of July. Now it is planned to open Wednesday August 12th, 2020. Disney had been keeping an eye on that movie to see the viability of a main release for Mulan . They followed on Friday with a move to a week after. That moved from July 24th to Friday August 21st, 2020.
Both of these films are regards as potential big box office. Obviously the studios want to maximise their takings with as many as possible movie theatres open.

Destined to best the first movie in the cinemas Russell Crowe’s Unhinged has moved from the 1st July to Friday 10th July, 2020.

The animated The SpongeBob Movie: Sponge on the Run was expect for August 7th, 2020. This is now set for a home on demand release sometime in 2021. Keanu Reeves, who voices the part of Sage in that movie, has another movie due for release in August. Bill & Ted Face the Music was due on August 14th is now planned for August 28th, 2020.

Film release Summary
Unhinged Friday 10th July, 2020
Tenet Wednesday August 12th, 2020
Mulan Friday August 21st, 2020
Bill & Ted Face the Music Friday August 28th, 2020.
The SpongeBob Movie: Sponge on the Run HOD 2021