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Contract OI history

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Dec 18, 2026 EXPIRATION

W $90.00 Put

W261218P00090000

Latest saved OI180Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
W $90.00 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. 180900 2026-10-02: 130 OI2026-10-05: 130 OI2026-10-06: 130 OI2026-10-07: 130 OI2026-10-08: 152 OI2026-10-09: 152 OI2026-10-13: 152 OI2026-10-14: 152 OI2026-10-15: 152 OI2026-10-16: 150 OI2026-10-21: 180 OI2026-10-23: 180 OI Oct 02, 2026Oct 23, 2026

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

W contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261800
Oct 21, 2026Viewing180+30
Oct 16, 2026150-2
Oct 15, 20261520
Oct 14, 20261520
Oct 13, 20261520
Oct 09, 20261520
Oct 08, 2026152+22
Oct 07, 20261300
Oct 06, 20261300
Oct 05, 20261300
Oct 02, 2026130No prior observation