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Contract OI history

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Dec 18, 2026 EXPIRATION

MSFT $525.00 Call

MSFT261218C00525000

Latest saved OI53,773Oct 23, 2026
Last change+102vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $525.00 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. 53,77326,8860 2026-10-09: 53,715 OI2026-10-13: 53,616 OI2026-10-14: 53,616 OI2026-10-15: 53,607 OI2026-10-16: 53,595 OI2026-10-21: 53,671 OI2026-10-23: 53,773 OI Oct 09, 2026Oct 23, 2026

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

MSFT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing53,773+102
Oct 21, 202653,671+76
Oct 16, 202653,595-12
Oct 15, 202653,607-9
Oct 14, 202653,6160
Oct 13, 202653,616-99
Oct 09, 202653,715No prior observation