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Contract OI history

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Nov 20, 2026 EXPIRATION

MSFT $465.00 Put

MSFT261120P00465000

Latest saved OI2,022Oct 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 $465.00 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. 2,0231,0110 2026-10-09: 1,542 OI2026-10-13: 1,803 OI2026-10-14: 1,803 OI2026-10-15: 1,858 OI2026-10-16: 1,858 OI2026-10-21: 2,023 OI2026-10-23: 2,022 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, 2026Viewing2,022-1
Oct 21, 20262,023+165
Oct 16, 20261,8580
Oct 15, 20261,858+55
Oct 14, 20261,8030
Oct 13, 20261,803+261
Oct 09, 20261,542No prior observation