OITracker Cboe delayed data

Contract OI history

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May 21, 2027 EXPIRATION

RDW $9.00 Put

RDW270521P00009000

Latest saved OI410Oct 23, 2026
Last change+20vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RDW $9.00 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. 4102050 2026-10-02: 104 OI2026-10-05: 104 OI2026-10-06: 109 OI2026-10-07: 160 OI2026-10-08: 160 OI2026-10-09: 166 OI2026-10-13: 382 OI2026-10-14: 382 OI2026-10-15: 388 OI2026-10-16: 388 OI2026-10-21: 390 OI2026-10-23: 410 OI Oct 02, 2026Oct 23, 2026

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

RDW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing410+20
Oct 21, 2026390+2
Oct 16, 20263880
Oct 15, 2026388+6
Oct 14, 20263820
Oct 13, 2026382+216
Oct 09, 2026166+6
Oct 08, 20261600
Oct 07, 2026160+51
Oct 06, 2026109+5
Oct 05, 20261040
Oct 02, 2026104No prior observation