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Contract OI history

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Mar 19, 2027 EXPIRATION

PKOH $30.00 Call

PKOH270319C00030000

Latest saved OI379Oct 23, 2026
Last change-266vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
PKOH $30.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 6473230 2026-10-09: 647 OI2026-10-13: 647 OI2026-10-14: 643 OI2026-10-16: 645 OI2026-10-20: 645 OI2026-10-23: 379 OI Oct 09, 2026Oct 23, 2026

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

PKOH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026379-266
Oct 20, 2026Viewing6450
Oct 16, 2026645+2
Oct 14, 2026643-4
Oct 13, 20266470
Oct 09, 2026647No prior observation