Oil and gas-related exchange-traded funds were among the best performers Tuesday. Crude prices, which sank 4% the previous session, were recently up 56 cents to $62.07 a barrel. Meanwhile, gasoline was higher by 3 cents to $2.12 a gallon, and natural gas was adding 31 cents to $7.86 per million British thermal units.
PowerShares DB Oil
ETF was higher by 65 cents, or 2.5%, to $26.40. The
Ultra Oil & Gas ProShares
was gaining $1.08, or 1.4%, to $80.06. The
PowerShares Dynamic Oil & Gas Services
added 30 cents, or 1.4%, to $21.73.
Bundled securities tracking silver also were on the rise, as futures added one cent to $13.78 an ounce. The
PowerShares DB Silver
ETF was higher by 41 cents, or 1.5%, to $27.42. The
iShares Silver Trust
ETF was recently up $1.74, or 1.3%, to $138.74.
Gold-related ETFs benefited from a rise in gold futures. Prices tacked on $6.80 to $683.70 an ounce, as the dollar weakened against other major currencies. The
PowerShares DB Gold
ETF was adding 26 cents, or 1%, to $26.81. Also, the
streetTracks Gold Shares
was up 65 cents, or 1%, to $67.18.
On the losing side, the
HealthShares Emerging Cancer
ETF sank as many large cancer-drug names moved lower.
, which has tripled since late March after the Food and Drug Administration endorsed the company's Provenge prostate cancer vaccine treatment, was recently losing 7%. Rival
slumped 9%. The ETF was recently down 30 cents, or 2.3%, to $28.59.
Internet Architecture HOLDRs
eased as major holding
shed 2%. The ETF was recently lower by 40 cents, or 0.9%, to $42.36.