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Contract OI history

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Nov 20, 2026 EXPIRATION

BETA $15.00 Put

BETA261120P00015000

Latest saved OI198Oct 23, 2026
Last change+4vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BETA $15.00 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. 198990 2026-10-02: 111 OI2026-10-05: 111 OI2026-10-06: 116 OI2026-10-07: 116 OI2026-10-08: 116 OI2026-10-09: 116 OI2026-10-13: 147 OI2026-10-14: 147 OI2026-10-16: 162 OI2026-10-20: 194 OI2026-10-23: 198 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, 2026Viewing198+4
Oct 20, 2026194+32
Oct 16, 2026162+15
Oct 14, 20261470
Oct 13, 2026147+31
Oct 09, 20261160
Oct 08, 20261160
Oct 07, 20261160
Oct 06, 2026116+5
Oct 05, 20261110
Oct 02, 2026111No prior observation