BHP Billiton share price has filled the gap left at 2160p and 2200p. If this a head and shoulders, it should not go much higher than 2250p (note the lower low at the bottom of the 'head'). RSI currently 71 and Slo Sto 91.
The Weekly chart provides a bit more clairty as to the pattern. Shares currently 2207p, so we will soon find out whether this would be head and shoulders pattern materialises.