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Contract OI history

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Jan 21, 2028 EXPIRATION

IP $35.00 Put

IP280121P00035000

Latest saved OI294Oct 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 $35.00 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. 3191590 2026-10-02: 319 OI2026-10-05: 316 OI2026-10-06: 316 OI2026-10-07: 316 OI2026-10-08: 316 OI2026-10-09: 316 OI2026-10-13: 294 OI2026-10-14: 294 OI2026-10-15: 294 OI2026-10-16: 294 OI2026-10-21: 294 OI2026-10-23: 294 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, 20262940
Oct 21, 2026Viewing2940
Oct 16, 20262940
Oct 15, 20262940
Oct 14, 20262940
Oct 13, 2026294-22
Oct 09, 20263160
Oct 08, 20263160
Oct 07, 20263160
Oct 06, 20263160
Oct 05, 2026316-3
Oct 02, 2026319No prior observation