# Calendar Call Spreads Screener — ISRG > Screen ISRG options for calendar call 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 | |---|---|---|---|---|---|---|---|---|---|---|---|---| | ISRG | 433.18 | [11-27 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20261127C00430000) | 0.379 | 30.80 | 0 | [01-15 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20270115C00430000) | 0.417 | 32.50 | 16 | -1.70 | 0.00 | 0.04 | | ISRG | 433.18 | [02-19 435.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20270219C00435000) | 0.405 | 46.00 | 1 | [04-16 435.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20270416C00435000) | 0.408 | 48.00 | 3 | -2.00 | 0.00 | 0.00 | | ISRG | 433.18 | [01-15 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20270115C00430000) | 0.417 | 40.90 | 16 | [03-19 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20270319C00430000) | 0.418 | 46.90 | 0 | -6.00 | 0.00 | 0.00 | | ISRG | 433.18 | [02-19 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20270219C00430000) | 0.408 | 48.50 | 1 | [04-16 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20270416C00430000) | 0.406 | 48.70 | 1 | -0.20 | 0.00 | 0.00 | | ISRG | 433.18 | [04-16 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20270416C00430000) | 0.406 | 57.10 | 1 | [06-17 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20270617C00430000) | 0.402 | 57.00 | 3 | 0.10 | 0.00 | 0.00 | | ISRG | 433.18 | [12-18 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20261218C00430000) | 0.415 | 34.90 | 2 | [02-19 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20270219C00430000) | 0.408 | 40.00 | 1 | -5.10 | 0.00 | -0.01 | | ISRG | 433.18 | [12-18 435.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20261218C00435000) | 0.416 | 30.00 | 6 | [02-19 435.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20270219C00435000) | 0.405 | 37.60 | 1 | -7.60 | 0.00 | -0.01 | | ISRG | 433.18 | [11-27 435.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20261127C00435000) | 0.453 | 28.40 | 1 | [01-15 435.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20270115C00435000) | 0.408 | 31.70 | 4 | -3.30 | 0.00 | -0.04 | | ISRG | 433.18 | [11-20 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20261120C00430000) | 0.464 | 29.70 | 17 | [01-15 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20270115C00430000) | 0.417 | 32.50 | 16 | -2.80 | 0.00 | -0.05 | | ISRG | 433.18 | [11-20 435.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20261120C00435000) | 0.464 | 24.50 | 517 | [01-15 435.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20270115C00435000) | 0.408 | 31.70 | 4 | -7.20 | 0.00 | -0.06 | | ISRG | 433.18 | [11-13 435.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20261113C00435000) | 0.485 | 26.20 | 0 | [01-15 435.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20270115C00435000) | 0.408 | 31.70 | 4 | -5.50 | 0.00 | -0.08 | | ISRG | 433.18 | [11-13 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20261113C00430000) | 0.506 | 28.70 | 3 | [01-15 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20270115C00430000) | 0.417 | 32.50 | 16 | -3.80 | 0.00 | -0.09 | | ISRG | 433.18 | [11-06 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20261106C00430000) | 0.554 | 27.30 | 7 | [01-15 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20270115C00430000) | 0.417 | 32.50 | 16 | -5.20 | 0.00 | -0.14 | | ISRG | 433.18 | [11-06 435.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20261106C00435000) | 0.556 | 21.30 | 2 | [01-15 435.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20270115C00435000) | 0.408 | 31.70 | 4 | -10.40 | 0.00 | -0.15 | | ISRG | 433.18 | [10-30 435.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20261030C00435000) | 0.622 | 23.10 | 7 | [12-18 435.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20261218C00435000) | 0.416 | 25.70 | 6 | -2.60 | 0.00 | -0.21 | | ISRG | 433.18 | [10-30 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20261030C00430000) | 0.670 | 22.60 | 3 | [12-18 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20261218C00430000) | 0.415 | 27.80 | 2 | -5.20 | 0.00 | -0.26 | | ISRG | 433.18 | [10-23 435.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20261023C00435000) | 0.935 | 17.70 | 637 | [12-18 435.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20261218C00435000) | 0.416 | 25.70 | 6 | -8.00 | 0.00 | -0.52 | | ISRG | 433.18 | [10-23 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20261023C00430000) | 0.955 | 19.20 | 22 | [12-18 430.00](https://www.optionistics.com/quotes/option-prices.md?optsym=ISRG%20%20261218C00430000) | 0.415 | 27.80 | 2 | -8.60 | 0.00 | -0.54 | ## Other strategies - [Expensive Calls](https://www.optionistics.com/screener/covered-calls/ISRG.md) - [Expensive Puts](https://www.optionistics.com/screener/covered-puts/ISRG.md) - [Cheap Calls](https://www.optionistics.com/screener/cheap-calls/ISRG.md) - [Cheap Puts](https://www.optionistics.com/screener/cheap-puts/ISRG.md) - [Short Straddles](https://www.optionistics.com/screener/straddles/ISRG.md) - [Long Straddles](https://www.optionistics.com/screener/long-straddles/ISRG.md) - [Short Strangles](https://www.optionistics.com/screener/strangles/ISRG.md) - [Long Strangles](https://www.optionistics.com/screener/long-strangles/ISRG.md) - [Bull Call Spreads](https://www.optionistics.com/screener/bull-call-spreads/ISRG.md) - [Bear Call Spreads](https://www.optionistics.com/screener/bear-call-spreads/ISRG.md) - [Bull Put Spreads](https://www.optionistics.com/screener/bull-put-spreads/ISRG.md) - [Bear Put Spreads](https://www.optionistics.com/screener/bear-put-spreads/ISRG.md) - [Calendar Put Spreads](https://www.optionistics.com/screener/calendar-put-spreads/ISRG.md) - [Diagonal Call Spreads](https://www.optionistics.com/screener/diagonal-call-spreads/ISRG.md) - [Diagonal Put Spreads](https://www.optionistics.com/screener/diagonal-put-spreads/ISRG.md) --- From [Optionistics](https://www.optionistics.com), options analytics since 2005. 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