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Contract OI history

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Oct 23, 2026 EXPIRATION

MSFT $470.00 Put

MSFT261023P00470000

Latest saved OI1,178Oct 23, 2026
Last change+38vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $470.00 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. 1,3916950 2026-10-09: 1,391 OI2026-10-13: 1,376 OI2026-10-14: 1,376 OI2026-10-15: 1,358 OI2026-10-16: 1,356 OI2026-10-21: 1,140 OI2026-10-23: 1,178 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, 2026Viewing1,178+38
Oct 21, 20261,140-216
Oct 16, 20261,356-2
Oct 15, 20261,358-18
Oct 14, 20261,3760
Oct 13, 20261,376-15
Oct 09, 20261,391No prior observation