Yes, yesterday they gave an update nearly they burned 30 million $ worth of the coin in the market. They mentioned every quarter they are going the tokens according to the profits they make.
Actualy they burned the tokens last month.
"We just burned 2,220,314 BNB (roughly $30,000,000 USD), making our quarterly profit $150m USD."
https://medium.com/binanceexchange/binance-q3-recap-76b216773b75