OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

NET $370.00 Put

NET261120P00370000

Latest saved OI451Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NET $370.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4532260 2026-10-02: 414 OI2026-10-05: 414 OI2026-10-06: 453 OI2026-10-07: 453 OI2026-10-08: 453 OI2026-10-09: 450 OI2026-10-13: 450 OI2026-10-14: 450 OI2026-10-15: 450 OI2026-10-16: 450 OI2026-10-21: 451 OI2026-10-23: 451 OI Oct 02, 2026Oct 23, 2026

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

NET contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4510
Oct 21, 2026451+1
Oct 16, 20264500
Oct 15, 20264500
Oct 14, 20264500
Oct 13, 20264500
Oct 09, 2026450-3
Oct 08, 20264530
Oct 07, 20264530
Oct 06, 2026453+39
Oct 05, 20264140
Oct 02, 2026414No prior observation