The company has also appointed a new Board of Directors as it transitions to private ownership. However, its existing management team will remain in place.
The ratings decline for the newscast comes after at least 11 producers took voluntary buyouts offered by CBS News' parent company -- Paramount Skydance -- in recent weeks.
"There has been a sweeping new vision prioritizing a break from traditional broadcast norms to embrace what has been described as 'heterodox' journalism."
Despite the large week-over-week uptick, CBS Evening News still finished a distant third behind NBC Nightly News with Tom Llamas and World News Tonight with David Muir.
The company has also appointed a new Board of Directors as it transitions to private ownership. However, its existing management team will remain in place.