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Contract OI history

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Nov 20, 2026 EXPIRATION

BATRK $50.00 Call

BATRK261120C00050000

Latest saved OI490Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
BATRK $50.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 4902450 2026-10-08: 459 OI2026-10-09: 459 OI2026-10-13: 459 OI2026-10-14: 459 OI2026-10-16: 483 OI2026-10-20: 490 OI2026-10-23: 490 OI Oct 08, 2026Oct 23, 2026

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

BATRK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4900
Oct 20, 2026490+7
Oct 16, 2026483+24
Oct 14, 20264590
Oct 13, 20264590
Oct 09, 20264590
Oct 08, 2026459No prior observation