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Contract OI history

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Nov 20, 2026 EXPIRATION

BEN $30.00 Put

BEN261120P00030000

Latest saved OI139Oct 23, 2026
Last change-3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BEN $30.00 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. 142710 2026-10-02: 0 OI2026-10-05: 2 OI2026-10-06: 2 OI2026-10-07: 4 OI2026-10-08: 5 OI2026-10-09: 5 OI2026-10-13: 5 OI2026-10-14: 125 OI2026-10-15: 139 OI2026-10-16: 140 OI2026-10-21: 142 OI2026-10-23: 139 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, 2026Viewing139-3
Oct 21, 2026142+2
Oct 16, 2026140+1
Oct 15, 2026139+14
Oct 14, 2026125+120
Oct 13, 202650
Oct 09, 202650
Oct 08, 20265+1
Oct 07, 20264+2
Oct 06, 202620
Oct 05, 20262+2
Oct 02, 20260No prior observation