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Contract OI history

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Oct 23, 2026 EXPIRATION

M $23.00 Put

M261023P00023000

Latest saved OI94Oct 23, 2026
Last change-6vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
M $23.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 100500 2026-10-02: 11 OI2026-10-05: 11 OI2026-10-06: 36 OI2026-10-07: 36 OI2026-10-08: 36 OI2026-10-09: 37 OI2026-10-13: 39 OI2026-10-14: 39 OI2026-10-15: 36 OI2026-10-16: 40 OI2026-10-21: 100 OI2026-10-23: 94 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

M contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing94-6
Oct 21, 2026100+60
Oct 16, 202640+4
Oct 15, 202636-3
Oct 14, 2026390
Oct 13, 202639+2
Oct 09, 202637+1
Oct 08, 2026360
Oct 07, 2026360
Oct 06, 202636+25
Oct 05, 2026110
Oct 02, 202611No prior observation