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Contract OI history

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Nov 20, 2026 EXPIRATION

ROK $510.00 Call

ROK261120C00510000

Latest saved OI498Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ROK $510.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4992490 2026-10-02: 497 OI2026-10-05: 499 OI2026-10-06: 499 OI2026-10-07: 499 OI2026-10-08: 499 OI2026-10-09: 498 OI2026-10-13: 498 OI2026-10-14: 498 OI2026-10-15: 498 OI2026-10-16: 498 OI2026-10-21: 498 OI2026-10-23: 498 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

ROK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20264980
Oct 21, 2026Viewing4980
Oct 16, 20264980
Oct 15, 20264980
Oct 14, 20264980
Oct 13, 20264980
Oct 09, 2026498-1
Oct 08, 20264990
Oct 07, 20264990
Oct 06, 20264990
Oct 05, 2026499+2
Oct 02, 2026497No prior observation