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Contract OI history

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Dec 18, 2026 EXPIRATION

WRBY $20.00 Put

WRBY261218P00020000

Latest saved OI540Oct 23, 2026
Last change+9vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WRBY $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. 5402700 2026-10-02: 540 OI2026-10-05: 540 OI2026-10-06: 534 OI2026-10-07: 534 OI2026-10-08: 534 OI2026-10-09: 529 OI2026-10-13: 530 OI2026-10-14: 530 OI2026-10-16: 530 OI2026-10-20: 531 OI2026-10-23: 540 OI Oct 02, 2026Oct 23, 2026

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

WRBY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing540+9
Oct 20, 2026531+1
Oct 16, 20265300
Oct 14, 20265300
Oct 13, 2026530+1
Oct 09, 2026529-5
Oct 08, 20265340
Oct 07, 20265340
Oct 06, 2026534-6
Oct 05, 20265400
Oct 02, 2026540No prior observation