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Contract OI history

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Oct 30, 2026 EXPIRATION

MSFT $552.50 Call

MSFT261030C00552500

Latest saved OI273Oct 23, 2026
Last change+201vs previous saved observation
Saved market days2Oct 21, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $552.50 call open interest history 2 saved observations from 2026-10-21 to 2026-10-23. Exact values and changes are listed in the table below. 2731360 2026-10-21: 72 OI2026-10-23: 273 OI Oct 21, 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, 2026Viewing273+201
Oct 21, 202672No prior observation