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Contract OI history

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Jan 15, 2027 EXPIRATION

MSFT $505.00 Call

MSFT270115C00505000

Latest saved OI2,552Oct 23, 2026
Last change+19vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $505.00 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. 2,6361,3180 2026-10-09: 2,636 OI2026-10-13: 2,630 OI2026-10-14: 2,630 OI2026-10-15: 2,567 OI2026-10-16: 2,552 OI2026-10-21: 2,533 OI2026-10-23: 2,552 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, 2026Viewing2,552+19
Oct 21, 20262,533-19
Oct 16, 20262,552-15
Oct 15, 20262,567-63
Oct 14, 20262,6300
Oct 13, 20262,630-6
Oct 09, 20262,636No prior observation