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Contract OI history

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Oct 30, 2026 EXPIRATION

C $121.00 Put

C261030P00121000

Latest saved OI250Oct 23, 2026
Last change+96vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
C $121.00 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. 2501250 2026-10-02: 14 OI2026-10-05: 16 OI2026-10-06: 14 OI2026-10-07: 15 OI2026-10-08: 15 OI2026-10-09: 15 OI2026-10-13: 73 OI2026-10-14: 73 OI2026-10-15: 81 OI2026-10-16: 126 OI2026-10-21: 154 OI2026-10-23: 250 OI Oct 02, 2026Oct 23, 2026

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

C contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing250+96
Oct 21, 2026154+28
Oct 16, 2026126+45
Oct 15, 202681+8
Oct 14, 2026730
Oct 13, 202673+58
Oct 09, 2026150
Oct 08, 2026150
Oct 07, 202615+1
Oct 06, 202614-2
Oct 05, 202616+2
Oct 02, 202614No prior observation