# Calendar Put Spreads Screener — RIOT > Screen RIOT options for calendar put spreads using price, volume, moneyness, expiration, and volatility filters. Data as of Oct 19, 2026 (end of day). **Data is delayed**: the latest session is Nov 9, 2026. [Subscribe](https://www.optionistics.com/subscribe) to get the latest end-of-day data. Page 1, 100 rows per page. Filters: stock price 2 to 100,000, stock volume 1 to any, option volume 0 to any, moneyness -2 to 2 strikes. Change them with query parameters: `page`, `sortby` (ivoldiff), `direction` (asc, desc), `pxmin`/`pxmax` (stock price), `svmin`/`svmax` (stock volume), `ovmin`/`ovmax` (option volume), `mnmin`/`mnmax` (moneyness in strikes, -7 to 7), `expmin`/`expmax` (YYYY-MM), `nodups` (1, 0), `date` (an earlier session). Ivol columns are decimals (0.25 = 25%). | Stock | Stock Price | Leg 1 | IVol 1 | Price 1 | Volume 1 | Leg 2 | IVol 2 | Price 2 | Volume 2 | Net Debit | Spread Ratio | Net IVol | |---|---|---|---|---|---|---|---|---|---|---|---|---| | RIOT | 13.97 | [01-15 13.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20270115P00013000) | 0.849 | 2.00 | 7 | [03-19 13.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20270319P00013000) | 0.848 | 2.15 | 1 | -0.15 | 0.00 | 0.00 | | RIOT | 13.97 | [01-15 14.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20270115P00014000) | 0.828 | 2.53 | 7 | [03-19 14.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20270319P00014000) | 0.810 | 2.62 | 0 | -0.09 | 0.00 | -0.02 | | RIOT | 13.97 | [11-27 13.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20261127P00013000) | 0.876 | 1.20 | 0 | [01-15 13.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20270115P00013000) | 0.849 | 1.39 | 7 | -0.19 | 0.00 | -0.03 | | RIOT | 13.97 | [10-30 13.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20261030P00013000) | 0.910 | 0.54 | 83 | [12-18 13.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20261218P00013000) | 0.868 | 1.18 | 98 | -0.64 | 0.00 | -0.04 | | RIOT | 13.97 | [10-30 14.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20261030P00014000) | 0.863 | 1.03 | 229 | [12-18 14.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20261218P00014000) | 0.814 | 1.82 | 3 | -0.79 | 0.00 | -0.05 | | RIOT | 13.97 | [11-20 14.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20261120P00014000) | 0.897 | 1.90 | 53 | [01-15 14.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20270115P00014000) | 0.828 | 2.20 | 7 | -0.30 | 0.00 | -0.07 | | RIOT | 13.97 | [11-13 14.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20261113P00014000) | 0.917 | 1.61 | 13 | [01-15 14.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20270115P00014000) | 0.828 | 2.20 | 7 | -0.59 | 0.00 | -0.09 | | RIOT | 13.97 | [11-27 14.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20261127P00014000) | 0.935 | 1.89 | 1 | [01-15 14.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20270115P00014000) | 0.828 | 2.20 | 7 | -0.31 | 0.00 | -0.11 | | RIOT | 13.97 | [11-20 13.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20261120P00013000) | 0.956 | 1.15 | 56 | [01-15 13.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20270115P00013000) | 0.849 | 1.39 | 7 | -0.24 | 0.00 | -0.11 | | RIOT | 13.97 | [11-13 13.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20261113P00013000) | 0.962 | 1.16 | 25 | [01-15 13.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20270115P00013000) | 0.849 | 1.39 | 7 | -0.23 | 0.00 | -0.11 | | RIOT | 13.97 | [11-06 13.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20261106P00013000) | 0.992 | 0.92 | 9 | [01-15 13.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20270115P00013000) | 0.849 | 1.39 | 7 | -0.47 | 0.00 | -0.14 | | RIOT | 13.97 | [11-06 14.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20261106P00014000) | 0.975 | 1.30 | 41 | [01-15 14.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20270115P00014000) | 0.828 | 2.20 | 7 | -0.90 | 0.00 | -0.15 | | RIOT | 13.97 | [10-23 13.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20261023P00013000) | 1.054 | 0.25 | 1,765 | [12-18 13.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20261218P00013000) | 0.868 | 1.18 | 98 | -0.93 | 0.00 | -0.19 | | RIOT | 13.97 | [10-23 14.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20261023P00014000) | 1.053 | 0.67 | 1,191 | [12-18 14.00](https://www.optionistics.com/quotes/option-prices.md?optsym=RIOT%20%20261218P00014000) | 0.814 | 1.82 | 3 | -1.15 | 0.00 | -0.24 | ## Other strategies - [Expensive Calls](https://www.optionistics.com/screener/covered-calls/RIOT.md) - [Expensive Puts](https://www.optionistics.com/screener/covered-puts/RIOT.md) - [Cheap Calls](https://www.optionistics.com/screener/cheap-calls/RIOT.md) - [Cheap Puts](https://www.optionistics.com/screener/cheap-puts/RIOT.md) - [Short Straddles](https://www.optionistics.com/screener/straddles/RIOT.md) - [Long Straddles](https://www.optionistics.com/screener/long-straddles/RIOT.md) - [Short Strangles](https://www.optionistics.com/screener/strangles/RIOT.md) - [Long Strangles](https://www.optionistics.com/screener/long-strangles/RIOT.md) - [Bull Call Spreads](https://www.optionistics.com/screener/bull-call-spreads/RIOT.md) - [Bear Call Spreads](https://www.optionistics.com/screener/bear-call-spreads/RIOT.md) - [Bull Put Spreads](https://www.optionistics.com/screener/bull-put-spreads/RIOT.md) - [Bear Put Spreads](https://www.optionistics.com/screener/bear-put-spreads/RIOT.md) - [Calendar Call Spreads](https://www.optionistics.com/screener/calendar-call-spreads/RIOT.md) - [Diagonal Call Spreads](https://www.optionistics.com/screener/diagonal-call-spreads/RIOT.md) - [Diagonal Put Spreads](https://www.optionistics.com/screener/diagonal-put-spreads/RIOT.md) --- From [Optionistics](https://www.optionistics.com), options analytics since 2005. 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