OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

DQ $20.00 Put

DQ280121P00020000

Latest saved OI257Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DQ $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. 2571280 2026-10-02: 200 OI2026-10-05: 200 OI2026-10-06: 200 OI2026-10-07: 200 OI2026-10-08: 200 OI2026-10-09: 200 OI2026-10-13: 200 OI2026-10-14: 200 OI2026-10-16: 200 OI2026-10-20: 257 OI2026-10-23: 257 OI Oct 02, 2026Oct 23, 2026

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

DQ contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2570
Oct 20, 2026257+57
Oct 16, 20262000
Oct 14, 20262000
Oct 13, 20262000
Oct 09, 20262000
Oct 08, 20262000
Oct 07, 20262000
Oct 06, 20262000
Oct 05, 20262000
Oct 02, 2026200No prior observation