Bermuda Aviation Services jumped 10 cents (3.3 percent) on the Bermuda Stock Exchange yesterday, trading 20,500 shares closing at $3.10.BF&M also rose five cents (.3 percent), trading 2,000 shares to close at $15.85.Overall, the BSX closed at 1,089.49, up .78 points (.07 percent), trading 22,500 shares worth BD$95,250 and 1,100 US shares worth US$9.735.