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Contract OI history

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Nov 20, 2026 EXPIRATION

BETA $12.50 Put

BETA261120P00012500

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
BETA $12.50 put 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: 1 OI2026-10-05: 1 OI2026-10-06: 1 OI2026-10-07: 11 OI2026-10-08: 11 OI2026-10-09: 11 OI2026-10-13: 12 OI2026-10-14: 12 OI2026-10-16: 131 OI2026-10-20: 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.

BETA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1310
Oct 20, 20261310
Oct 16, 2026131+119
Oct 14, 2026120
Oct 13, 202612+1
Oct 09, 2026110
Oct 08, 2026110
Oct 07, 202611+10
Oct 06, 202610
Oct 05, 202610
Oct 02, 20261No prior observation