Benzinga's Top Upgrades By: Benzinga via Benzinga January 22, 2015 at 09:36 AM EST Buckingham Research upgraded F5 Networks, Inc. (NASDAQ: FFIV) from Neutral to Buy. F5 Networks' shares closed at $125.95 ... Read More >> Related Stocks: AMC Networks Cl A F5 Networks Sodastream Int Ltd eBay