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Contract OI history

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Feb 19, 2027 EXPIRATION

OI $9.00 Put

OI270219P00009000

Latest saved OI351Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OI $9.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3511750 2026-10-02: 351 OI2026-10-05: 351 OI2026-10-06: 351 OI2026-10-07: 351 OI2026-10-08: 351 OI2026-10-09: 351 OI2026-10-13: 351 OI2026-10-14: 351 OI2026-10-16: 351 OI2026-10-20: 351 OI2026-10-23: 351 OI Oct 02, 2026Oct 23, 2026

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

OI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3510
Oct 20, 20263510
Oct 16, 20263510
Oct 14, 20263510
Oct 13, 20263510
Oct 09, 20263510
Oct 08, 20263510
Oct 07, 20263510
Oct 06, 20263510
Oct 05, 20263510
Oct 02, 2026351No prior observation