Take a look at some of Wednesday's midday movers:
Barrick Gold - The miner fell after reporting a sharp drop in first-quarter earnings and cutting its 2014 copper production forecast.
Garmin - The navigation-equipment maker rose after reporting first-quarter earnings that beat estimates.
GlaxoSmithKline - The British healthcare company fell after posting a 10 percent decline in sales in its first quarter.
Hess - The oil-and-natural-gas producer rose after posting better-than-expected first-quarter earnings.
IAC/InterActive - The online provider of dating and search services fell after reporting its first-quarter profit shrank 33 percent..
Level 3 Communications - The communications company rose after posting better-than-expected first-quarter earnings.
LogMein - The technology provider hit a three-year high after tallying better-than-expected first quarter earnings.
NextEra Energy - The electricity provider climbed after posting better-than-expected first-quarter earnings.
PPL - The utility holding company rose on ongoing speculation that the company might spin off its power generation and energy marketing business.
Royal Dutch Shell - The oil producer advanced after posting better-than-expected first-quarter earnings.
Thomson Reuters - The news and information provider gained after posting higher-than-expected quarterly profits, mostly on cost cutting.
Titan International - The off-road tire maker rose after activist investor Mark Rachesky upped his stake in the off-road-tire maker.
Under Armour - The footwear company gained after Janney Montgomery Scott upgraded it to buy from neutral.
W.W. Grainger - The provider of maintenance supplies rose after increasing its quarterly dividend by 16 percent.
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—By CNBC's Rich Fisherman.
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