-12 Jan-13 Jan-14 -- Shares underlying options AAPL stock volume Top 10 S&P 100 companies by option open interesttbl Ra-4 tE hze, r:ap • ibn.; :rtres!iS ••)i Rat t .J rd S AAPL U4 Equity Apple Ire $479 27.4% 1.49x 2 FB Equity Facebock lit $173 16.0% 1.61x 3 G0n0 LAN Equity Gouge Inc $404