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Contract OI history

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Jan 21, 2028 EXPIRATION

PRMB $32.50 Call

PRMB280121C00032500

Latest saved OI188Oct 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 $32.50 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. 188940 2026-10-02: 186 OI2026-10-05: 186 OI2026-10-06: 186 OI2026-10-07: 186 OI2026-10-08: 186 OI2026-10-09: 186 OI2026-10-13: 186 OI2026-10-14: 187 OI2026-10-16: 187 OI2026-10-21: 188 OI2026-10-23: 188 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, 2026Viewing1880
Oct 21, 2026188+1
Oct 16, 20261870
Oct 14, 2026187+1
Oct 13, 20261860
Oct 09, 20261860
Oct 08, 20261860
Oct 07, 20261860
Oct 06, 20261860
Oct 05, 20261860
Oct 02, 2026186No prior observation