Biogen soars on profit forecast

Drug group’s `fourth-quarter profits nearly double on MS drug sales

Fed looms large over bank stock prospects

Investors push central bank to allow greater cash distribution

Conoco and Shell outline billions in cuts

Fall in crude prices hits fourth-quarter results

Qualcomm outlook disappoints Wall Street

Chipmaker falls sharply after earnings estimates cut

Apple rises to top of earnings tree

Global slowdown and strong dollar has hit outlook for US stocks

Mobiles games sales boost Electronic Arts

Company’s strong results send shares up more than 11 per cent

Freeport hit by falling copper prices

Company reported Q4 loss of $2.85bn and sales fall of 11%

Strong dollar weighs on US results

Subdued growth and the big buck drag on blue chips

DR Horton buoys US homebuilders

Builder’s earnings beat Wall Street forecasts

Small can be beautiful but quality is key

Avoid the urge to punt the riskiest small-cap stocks

US diners lose their taste for Big Macs

First fall in same-store sales for 12 years shows McDonald’s global challenges

DreamWorks restructuring prompts sell-off

Shrek and Madagascar animator sheds jobs and cuts film output

Box secures $1.7bn valuation in IPO

Cloud storage company priced above expectations

Airlines fly high on cheaper fuel

Shares rally as Dow Transports rebounds

Gross’s $700m lifts Janus flows to $2bn

Mutual fund company enjoys influx for first time in five years

US investors double down on biotech bets

Sector adds to 2014 gains, bucking wider January sell-off

US bank stocks give up year’s gains

Hurt by disappointing fourth-quarter earnings and market moves

IBM lags behind in another revenue decline

Sales hurt by strong dollar and divestments

Delta flies as earnings beat forecasts

Investors also like airline’s Q1 operating margin guidance

Shake Shack seeks $568m valuation

Burger joint plans to use $92m proceeds on new openings