Option Chain for ProShares UltraShort Silver (ZSL) 

$ 18.61   -0.10 (-0.53%) Volume: 125.22k 8:00 PM EDT Jul 10, 2020
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Jul 20  |  Aug 20  |  Nov 20  |  Feb 21  |  Near Term  |  All
Calls Last Chg Volume Open Int Root Strike Puts Last Chg Volume Open Int
Jul 17, 2020 2.45   0 0 ZSL 17.00 Jul 17, 2020 0.51   0 2
Jul 17, 2020 2.50   0 4 ZSL 18.00 Jul 17, 2020     0 0
Jul 17, 2020 0.45 -0.30 1 70 ZSL 19.00 Jul 17, 2020 1.05   0 9
Jul 17, 2020     0 0 ZSL 20.00 Jul 17, 2020 1.42 -0.01 7 9