OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

ISRG $530.00 Call

ISRG280121C00530000

Latest saved OI2,499Oct 23, 2026
Last change-14vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ISRG $530.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2,5131,2560 2026-10-09: 2,498 OI2026-10-13: 2,497 OI2026-10-14: 2,497 OI2026-10-15: 2,497 OI2026-10-16: 2,496 OI2026-10-21: 2,513 OI2026-10-23: 2,499 OI Oct 09, 2026Oct 23, 2026

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

ISRG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,499-14
Oct 21, 20262,513+17
Oct 16, 20262,496-1
Oct 15, 20262,4970
Oct 14, 20262,4970
Oct 13, 20262,497-1
Oct 09, 20262,498No prior observation