Here's article from last year, acquisition is complete. All companies using Prudential 401K will be notified this week.
https://www.marketwatch.com/story/empower-to-buy-4-300-retirement-plans-from-prudential-in-deal-worth-3-55-billion-11626892893
The GF person who took kickback for transition from fidelity to Prudential, left the company immediately after GF 401K transferred. Google it.