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Contract OI history

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Dec 18, 2026 EXPIRATION

WSFS $90.00 Call

WSFS261218C00090000

Latest saved OI331Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
WSFS $90.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 3311650 2026-10-08: 331 OI2026-10-09: 331 OI2026-10-13: 331 OI2026-10-14: 331 OI2026-10-16: 331 OI2026-10-21: 331 OI2026-10-23: 331 OI Oct 08, 2026Oct 23, 2026

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

WSFS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3310
Oct 21, 20263310
Oct 16, 20263310
Oct 14, 20263310
Oct 13, 20263310
Oct 09, 20263310
Oct 08, 2026331No prior observation