Market Movers Today: General Mills, Inc. (GIS), Prothena Corporation PLC (PRTA), Twitter Inc (TWTR), Southwest Airlines Co (LUV), and More

Mulesoft Inc (NYSE:MULE) (CNBC)
MuleSoft – MuleSoft agreed to be bought by for $44.89 per share in cash and stock, representing a 36 percent premium over the software company’s Monday close. MuleSoft stock had risen during Tuesday’s session on reports that a deal was near. The total value of the deal is $5.9 billion, excluding assumed debt.

Southwest Airlines Co (NYSE:LUV) (The Motley Fool)
What happened: Shares of Southwest Airlines (NYSE:LUV) slumped on Wednesday after the airline updated its guidance for the first quarter of 2018. The company sees revenue per available seat mile, or RASM, coming in weaker than originally expected. The stock was down about 5.2% at 12:30 p.m. EDT. So what: Southwest now expects first-quarter RASM to be roughly flat compared to the prior-year period.

Winnebago Industries, Inc. (NYSE:WGO) (CNBC)
Winnebago – The recreational vehicle maker reported adjusted quarterly profit of 62 cents per share, 1 cent a share below estimates. Revenue beat forecasts, however, and the company said it saw an increase in sales growth, market share, and profit margin during the quarter.

DXP Enterprises Inc (NASDAQ:DXPE) (Benzinga)
DXP Enterprises, Inc. shares jumped 21.2 percent to $39.70 after the company reported strong quarterly results.

Obsidian Energy Ltd (NYSE:OBE) (The Motley Fool)
What happened: Shares of Obsidian Energy Ltd (NYSE:OBE) rallied on Wednesday, rising more than 13% at 2:30 p.m. EST. Fueling the Canadian oil stock’s gains was a rebound in the price of oil and some public sparring between the company and a large shareholder. So what: Oil prices rallied about 2.5% on Wednesday to more than $65 per barrel — which was their highest level in more than a month — after a closely watched U.S. government report showed an unexpected decline in oil storage levels.