Most Active Equity Options And Strikes For Midday - Friday, May 18 By: TalkMarkets May 18, 2018 at 15:22 PM EDT Top tickers for midday, May 18: ZNGA, SPY, F, EFA and AAPL. Read More >> Related Stocks: Apple MSCI EAFE ETF S&P Depository Receipts Zynga Inc Cl A