OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

PRMB $30.00 Call

PRMB280121C00030000

Latest saved OI98Oct 23, 2026
Last change-2vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PRMB $30.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 115570 2026-10-02: 112 OI2026-10-05: 113 OI2026-10-06: 113 OI2026-10-07: 113 OI2026-10-08: 113 OI2026-10-09: 115 OI2026-10-13: 113 OI2026-10-14: 111 OI2026-10-16: 111 OI2026-10-21: 100 OI2026-10-23: 98 OI Oct 02, 2026Oct 23, 2026

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

PRMB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing98-2
Oct 21, 2026100-11
Oct 16, 20261110
Oct 14, 2026111-2
Oct 13, 2026113-2
Oct 09, 2026115+2
Oct 08, 20261130
Oct 07, 20261130
Oct 06, 20261130
Oct 05, 2026113+1
Oct 02, 2026112No prior observation