JPMorgan Chase, a Dow stock, Q1 profit climbed 12%, beating estimates, as revenue from trading stocks & bonds increased for the first time since 2010.  EPS rose to $1.45 from $1.28 a year earlier.  The was for $1.41.  Excluding 13¢ in legal expenses & about 3¢ in accounting adjustments, EPS was $1.61.  Trading revenue had a “very strong” start to the year as higher volatility boosted volume in February.  Wall Street firms suffered declines in trading revenues last year amid unusually calm markets.  That turned in Q4, & higher volatility helped results in the first three months of 2015, CFO Marianne Lake said.  “We believe it’s here to stay to a degree, but maybe not to the degree we saw in the first quarter,” Lake said.  “There will be other events, including normalization of interest rates, that will continue to drive healthy trading revenues over time.”  Companywide revenue increased 4.1% to $24.8B, mostly driven by gains at the corp & investment bank.  Profit in the investment bank division rose 19% to $2.54B, the biggest increase in the firm’s 4 main businesses.  The company said “macro events” drove client activity in currencies, emerging markets, rates & equities.  Fixed-income trading revenue advanced 4.5 percent to $4.07B, exceeding the $3.94B estimate.  Equity-trading revenue increased 22% to $1.61B, beating the $1.41B estimate.  Trading during Q1 climbed on a year-over-year basis for the first time since 2010.  Higher capital requirements prompted JPM, the world’s biggest investment bank, to lower its target for returns at that business to 13% from 15%.  The firm is also considering whether to shrink in areas including interest-rates trading and prime brokerage because of the new capital rules.  The stock rose 1.33.  If you would like to learn more about JPM, click on this link: