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Contract OI history

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Oct 23, 2026 EXPIRATION

MSFT $465.00 Put

MSFT261023P00465000

Latest saved OI603Oct 23, 2026
Last change-11vs 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. 6663330 2026-10-09: 661 OI2026-10-13: 666 OI2026-10-14: 666 OI2026-10-15: 645 OI2026-10-16: 636 OI2026-10-21: 614 OI2026-10-23: 603 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, 2026Viewing603-11
Oct 21, 2026614-22
Oct 16, 2026636-9
Oct 15, 2026645-21
Oct 14, 20266660
Oct 13, 2026666+5
Oct 09, 2026661No prior observation