After the "whale/institution" that borrowed to short ETH switched from short to long and bought ETH at the bottom, it transferred another 100 million USDC to Binance.

The "whale/institution that borrowed and shorted 66,000 ETH for a profit of $23.31 million" had previously switched from shorting to going long to buy ETH at the bottom, and just transferred another 100 million USDC into Binance.