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Contract OI history

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Jan 15, 2027 EXPIRATION

STWD $18.00 Put

STWD270115P00018000

Latest saved OI6,974Oct 23, 2026
Last change-50vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
STWD $18.00 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. 7,2103,6050 2026-10-02: 7,184 OI2026-10-05: 7,184 OI2026-10-06: 7,210 OI2026-10-07: 7,175 OI2026-10-08: 7,165 OI2026-10-09: 7,165 OI2026-10-13: 7,035 OI2026-10-14: 7,035 OI2026-10-15: 7,035 OI2026-10-16: 7,035 OI2026-10-21: 7,024 OI2026-10-23: 6,974 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, 20266,974-50
Oct 21, 2026Viewing7,024-11
Oct 16, 20267,0350
Oct 15, 20267,0350
Oct 14, 20267,0350
Oct 13, 20267,035-130
Oct 09, 20267,1650
Oct 08, 20267,165-10
Oct 07, 20267,175-35
Oct 06, 20267,210+26
Oct 05, 20267,1840
Oct 02, 20267,184No prior observation