OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

STWD $20.00 Put

STWD270115P00020000

Latest saved OI591Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
STWD $20.00 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. 5962980 2026-10-02: 596 OI2026-10-05: 596 OI2026-10-06: 591 OI2026-10-07: 591 OI2026-10-08: 591 OI2026-10-09: 591 OI2026-10-13: 591 OI2026-10-14: 591 OI2026-10-15: 591 OI2026-10-16: 591 OI2026-10-21: 591 OI2026-10-23: 591 OI Oct 02, 2026Oct 23, 2026

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

STWD contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5910
Oct 21, 20265910
Oct 16, 20265910
Oct 15, 20265910
Oct 14, 20265910
Oct 13, 20265910
Oct 09, 20265910
Oct 08, 20265910
Oct 07, 20265910
Oct 06, 2026591-5
Oct 05, 20265960
Oct 02, 2026596No prior observation