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Contract OI history

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Dec 15, 2028 EXPIRATION

MSFT $390.00 Call

MSFT281215C00390000

Latest saved OI1,650Oct 23, 2026
Last change+5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $390.00 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. 1,6588290 2026-10-09: 1,658 OI2026-10-13: 1,657 OI2026-10-14: 1,657 OI2026-10-15: 1,658 OI2026-10-16: 1,645 OI2026-10-21: 1,645 OI2026-10-23: 1,650 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, 2026Viewing1,650+5
Oct 21, 20261,6450
Oct 16, 20261,645-13
Oct 15, 20261,658+1
Oct 14, 20261,6570
Oct 13, 20261,657-1
Oct 09, 20261,658No prior observation