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Contract OI history

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Dec 15, 2028 EXPIRATION

MSFT $515.00 Call

MSFT281215C00515000

Latest saved OI443Oct 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 $515.00 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. 4532260 2026-10-09: 453 OI2026-10-13: 440 OI2026-10-14: 440 OI2026-10-15: 440 OI2026-10-16: 440 OI2026-10-21: 442 OI2026-10-23: 443 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, 2026Viewing443+1
Oct 21, 2026442+2
Oct 16, 20264400
Oct 15, 20264400
Oct 14, 20264400
Oct 13, 2026440-13
Oct 09, 2026453No prior observation