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Contract OI history

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Nov 06, 2026 EXPIRATION

MSFT $530.00 Put

MSFT261106P00530000

Latest saved OI822Oct 23, 2026
Last change-94vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $530.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 9734860 2026-10-09: 903 OI2026-10-13: 973 OI2026-10-14: 973 OI2026-10-15: 905 OI2026-10-16: 906 OI2026-10-21: 916 OI2026-10-23: 822 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, 2026Viewing822-94
Oct 21, 2026916+10
Oct 16, 2026906+1
Oct 15, 2026905-68
Oct 14, 20269730
Oct 13, 2026973+70
Oct 09, 2026903No prior observation