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Contract OI history

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Oct 23, 2026 EXPIRATION

WDC $645.00 Call

WDC261023C00645000

Latest saved OI266Oct 23, 2026
Last change+21vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $645.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2661330 2026-10-09: 79 OI2026-10-12: 79 OI2026-10-14: 81 OI2026-10-15: 82 OI2026-10-16: 93 OI2026-10-21: 245 OI2026-10-23: 266 OI Oct 09, 2026Oct 23, 2026

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

WDC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing266+21
Oct 21, 2026245+152
Oct 16, 202693+11
Oct 15, 202682+1
Oct 14, 202681+2
Oct 12, 2026790
Oct 09, 202679No prior observation