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Contract OI history

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Jun 17, 2027 EXPIRATION

MSFT $410.00 Put

MSFT270617P00410000

Latest saved OI2,291Oct 23, 2026
Last change+13vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $410.00 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. 2,2961,1480 2026-10-09: 2,296 OI2026-10-13: 2,296 OI2026-10-14: 2,296 OI2026-10-15: 2,248 OI2026-10-16: 2,295 OI2026-10-21: 2,278 OI2026-10-23: 2,291 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, 2026Viewing2,291+13
Oct 21, 20262,278-17
Oct 16, 20262,295+47
Oct 15, 20262,248-48
Oct 14, 20262,2960
Oct 13, 20262,2960
Oct 09, 20262,296No prior observation