OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

SKM $20.00 Put

SKM270115P00020000

Latest saved OI436Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SKM $20.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5042520 2026-10-02: 504 OI2026-10-05: 504 OI2026-10-06: 436 OI2026-10-07: 436 OI2026-10-08: 436 OI2026-10-09: 436 OI2026-10-13: 436 OI2026-10-14: 436 OI2026-10-15: 436 OI2026-10-20: 436 OI2026-10-23: 436 OI Oct 02, 2026Oct 23, 2026

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

SKM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20264360
Oct 20, 2026Viewing4360
Oct 15, 20264360
Oct 14, 20264360
Oct 13, 20264360
Oct 09, 20264360
Oct 08, 20264360
Oct 07, 20264360
Oct 06, 2026436-68
Oct 05, 20265040
Oct 02, 2026504No prior observation