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Contract OI history

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Dec 18, 2026 EXPIRATION

UPBD $15.00 Put

UPBD261218P00015000

Latest saved OI244Oct 23, 2026
Last change+10vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
UPBD $15.00 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. 2441220 2026-10-08: 233 OI2026-10-09: 231 OI2026-10-13: 231 OI2026-10-14: 231 OI2026-10-16: 232 OI2026-10-21: 234 OI2026-10-23: 244 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, 2026244+10
Oct 21, 2026Viewing234+2
Oct 16, 2026232+1
Oct 14, 20262310
Oct 13, 20262310
Oct 09, 2026231-2
Oct 08, 2026233No prior observation