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Contract OI history

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Mar 19, 2027 EXPIRATION

MSFT $350.00 Call

MSFT270319C00350000

Latest saved OI514Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $350.00 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. 5272630 2026-10-09: 527 OI2026-10-13: 525 OI2026-10-14: 525 OI2026-10-15: 519 OI2026-10-16: 519 OI2026-10-21: 515 OI2026-10-23: 514 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, 2026Viewing514-1
Oct 21, 2026515-4
Oct 16, 20265190
Oct 15, 2026519-6
Oct 14, 20265250
Oct 13, 2026525-2
Oct 09, 2026527No prior observation