[U.S. Treasury Auctions 4-Week Treasury Bills with a High Yield of 3.630%] The U.S. Treasury auctioned 4-week Treasury bills with a high yield of 3.630% and a bid-to-cover ratio of 2.86; it also auctioned 8-week Treasury bills with a high yield of 3.635% and a bid-to-cover ratio of 2.87.