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Contract OI history

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Dec 18, 2026 EXPIRATION

KEYS $300.00 Put

KEYS261218P00300000

Latest saved OI190Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
KEYS $300.00 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. 191950 2026-10-02: 189 OI2026-10-05: 189 OI2026-10-06: 189 OI2026-10-07: 189 OI2026-10-08: 188 OI2026-10-09: 190 OI2026-10-13: 190 OI2026-10-14: 190 OI2026-10-15: 190 OI2026-10-16: 191 OI2026-10-21: 190 OI2026-10-23: 190 OI Oct 02, 2026Oct 23, 2026

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

KEYS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1900
Oct 21, 2026190-1
Oct 16, 2026191+1
Oct 15, 20261900
Oct 14, 20261900
Oct 13, 20261900
Oct 09, 2026190+2
Oct 08, 2026188-1
Oct 07, 20261890
Oct 06, 20261890
Oct 05, 20261890
Oct 02, 2026189No prior observation