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Contract OI history

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Nov 20, 2026 EXPIRATION

BEN $32.00 Put

BEN261120P00032000

Latest saved OI278Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BEN $32.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2791390 2026-10-02: 25 OI2026-10-05: 25 OI2026-10-06: 25 OI2026-10-07: 25 OI2026-10-08: 30 OI2026-10-09: 30 OI2026-10-13: 277 OI2026-10-14: 278 OI2026-10-15: 279 OI2026-10-16: 279 OI2026-10-21: 279 OI2026-10-23: 278 OI Oct 02, 2026Oct 23, 2026

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

BEN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing278-1
Oct 21, 20262790
Oct 16, 20262790
Oct 15, 2026279+1
Oct 14, 2026278+1
Oct 13, 2026277+247
Oct 09, 2026300
Oct 08, 202630+5
Oct 07, 2026250
Oct 06, 2026250
Oct 05, 2026250
Oct 02, 202625No prior observation