Pfizer originally wanted to hide and delay the release of all their COVID Vaccine Trial data until 2075! But the courts refused their request. They also want time to redact elements of their data before it is made public. They are now required to release 55,000 pages of data on a per month basis, starting March 2022.
They Appear to be anticipating bad news once the results of their trial data begins to be released for scrutiny.