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Contract OI history

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Dec 18, 2026 EXPIRATION

PRMB $22.50 Call

PRMB261218C00022500

Latest saved OI131Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PRMB $22.50 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. 131650 2026-10-02: 121 OI2026-10-05: 125 OI2026-10-06: 126 OI2026-10-07: 126 OI2026-10-08: 126 OI2026-10-09: 130 OI2026-10-13: 130 OI2026-10-14: 130 OI2026-10-16: 130 OI2026-10-21: 131 OI2026-10-23: 131 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, 2026Viewing1310
Oct 21, 2026131+1
Oct 16, 20261300
Oct 14, 20261300
Oct 13, 20261300
Oct 09, 2026130+4
Oct 08, 20261260
Oct 07, 20261260
Oct 06, 2026126+1
Oct 05, 2026125+4
Oct 02, 2026121No prior observation