The Hong Kong Hang Seng index closed up by 1.03% and the Nikkei in Japan settled up by 0.77%. August crude oil futures settled up 85 cents at $80.21 a barrel. August gold futures shed $3.50 to settle at $1,578.40 an ounce. The benchmark 10-year Treasury was up 2/32, diluting the yield to 1.626%, while the greenback rose 0.24%, according to the dollar index. In corporate news, Facebook ( FB) was down slightly in afternoon action as a slew of analysts initiated coverage of the social networking giant, giving the stock mixed reviews. The share closed off 2.8%. Shares of Arena Pharmaceuticals ( ARNA) soared more than 28% after the company's weight loss pill Belviq secured marketing approval from the Food and Drug Administration. Bristol-Myers Squibb ( BMY) announced an additional $3 billion buyback authorization after Tuesday's closing bell. Shares added 1.7%. Seed giant Monsanto ( MON) reported third-quarter profit of $1.63 a share, beating the profit estimate of $1.60 a share of analysts surveyed by Thomson Reuters. Shares gained nearly 4%. Home builder Lennar ( LEN) reported second-quarter earnings of 21 cents a share, beating the average analyst expectation for earnings of 17 cents a share. Shares rose 4.7%. Food company General Mills ( GIS) is projecting full-year profit of $2.65 a share, falling short of the consensus estimate of $2.75 a share, according to Thomson Reuters. Shares fell 1.6%.