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Contract OI history

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Dec 18, 2026 EXPIRATION

KEYS $350.00 Call

KEYS261218C00350000

Latest saved OI854Oct 23, 2026
Last change+101vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
KEYS $350.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 8544270 2026-10-02: 257 OI2026-10-05: 256 OI2026-10-06: 256 OI2026-10-07: 256 OI2026-10-08: 256 OI2026-10-09: 255 OI2026-10-13: 255 OI2026-10-14: 255 OI2026-10-15: 255 OI2026-10-16: 423 OI2026-10-21: 753 OI2026-10-23: 854 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, 2026Viewing854+101
Oct 21, 2026753+330
Oct 16, 2026423+168
Oct 15, 20262550
Oct 14, 20262550
Oct 13, 20262550
Oct 09, 2026255-1
Oct 08, 20262560
Oct 07, 20262560
Oct 06, 20262560
Oct 05, 2026256-1
Oct 02, 2026257No prior observation