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Contract OI history

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Dec 18, 2026 EXPIRATION

UPBD $12.50 Put

UPBD261218P00012500

Latest saved OI150Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
UPBD $12.50 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 150750 2026-10-08: 89 OI2026-10-09: 89 OI2026-10-13: 90 OI2026-10-14: 90 OI2026-10-16: 150 OI2026-10-21: 150 OI2026-10-23: 150 OI Oct 08, 2026Oct 23, 2026

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

UPBD contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1500
Oct 21, 20261500
Oct 16, 2026150+60
Oct 14, 2026900
Oct 13, 202690+1
Oct 09, 2026890
Oct 08, 202689No prior observation