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Contract OI history

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Jan 15, 2027 EXPIRATION

WELL $190.00 Call

WELL270115C00190000

Latest saved OI461Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WELL $190.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7283640 2026-10-02: 728 OI2026-10-05: 551 OI2026-10-06: 462 OI2026-10-07: 462 OI2026-10-08: 461 OI2026-10-09: 461 OI2026-10-14: 461 OI2026-10-15: 461 OI2026-10-16: 461 OI2026-10-21: 461 OI2026-10-23: 461 OI Oct 02, 2026Oct 23, 2026

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

WELL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4610
Oct 21, 20264610
Oct 16, 20264610
Oct 15, 20264610
Oct 14, 20264610
Oct 09, 20264610
Oct 08, 2026461-1
Oct 07, 20264620
Oct 06, 2026462-89
Oct 05, 2026551-177
Oct 02, 2026728No prior observation