OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

PROK $5.00 Call

PROK270115C00005000

Latest saved OI150Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
PROK $5.00 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. 150750 2026-10-09: 146 OI2026-10-13: 150 OI2026-10-14: 150 OI2026-10-16: 150 OI2026-10-20: 150 OI2026-10-23: 150 OI Oct 09, 2026Oct 23, 2026

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

PROK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261500
Oct 20, 2026Viewing1500
Oct 16, 20261500
Oct 14, 20261500
Oct 13, 2026150+4
Oct 09, 2026146No prior observation