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Contract OI history

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Dec 18, 2026 EXPIRATION

UCTT $50.00 Put

UCTT261218P00050000

Latest saved OI260Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
UCTT $50.00 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. 2601300 2026-10-08: 228 OI2026-10-09: 228 OI2026-10-12: 228 OI2026-10-14: 241 OI2026-10-16: 243 OI2026-10-21: 260 OI2026-10-23: 260 OI Oct 08, 2026Oct 23, 2026

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

UCTT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20262600
Oct 21, 2026Viewing260+17
Oct 16, 2026243+2
Oct 14, 2026241+13
Oct 12, 20262280
Oct 09, 20262280
Oct 08, 2026228No prior observation