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Contract OI history

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Jan 21, 2028 EXPIRATION

IP $25.00 Put

IP280121P00025000

Latest saved OI172Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IP $25.00 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. 172860 2026-10-02: 163 OI2026-10-05: 163 OI2026-10-06: 169 OI2026-10-07: 169 OI2026-10-08: 169 OI2026-10-09: 172 OI2026-10-13: 172 OI2026-10-14: 172 OI2026-10-15: 172 OI2026-10-16: 172 OI2026-10-21: 172 OI2026-10-23: 172 OI Oct 02, 2026Oct 23, 2026

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

IP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261720
Oct 21, 2026Viewing1720
Oct 16, 20261720
Oct 15, 20261720
Oct 14, 20261720
Oct 13, 20261720
Oct 09, 2026172+3
Oct 08, 20261690
Oct 07, 20261690
Oct 06, 2026169+6
Oct 05, 20261630
Oct 02, 2026163No prior observation