Behind the stock market's whippy behavior By: CNBC.com News April 15, 2014 at 14:41 PM EDT Stocks jump, fall, then rise. The whipsaw action has recently become commonplace among major indices with the Nasdaq continuing to underperform. Read More >> Related Stocks: American Airlines Gp Citigroup Coca-Cola Company Delta Air Lines Goldman Sachs Group Jetblue Airways Corp Johnson & Johnson Netflix Sentinelone Inc Cl A Southwest Airlines Yelp Inc