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Contract OI history

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Dec 15, 2028 EXPIRATION

MSFT $240.00 Call

MSFT281215C00240000

Latest saved OI200Oct 23, 2026
Last change+20vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $240.00 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. 2001000 2026-10-09: 166 OI2026-10-13: 162 OI2026-10-14: 162 OI2026-10-15: 163 OI2026-10-16: 180 OI2026-10-21: 180 OI2026-10-23: 200 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, 2026Viewing200+20
Oct 21, 20261800
Oct 16, 2026180+17
Oct 15, 2026163+1
Oct 14, 20261620
Oct 13, 2026162-4
Oct 09, 2026166No prior observation