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Contract OI history

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Nov 20, 2026 EXPIRATION

UDR $32.50 Put

UDR261120P00032500

Latest saved OI283Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UDR $32.50 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2831410 2026-10-02: 282 OI2026-10-05: 282 OI2026-10-06: 282 OI2026-10-07: 282 OI2026-10-08: 282 OI2026-10-09: 282 OI2026-10-13: 283 OI2026-10-14: 283 OI2026-10-15: 283 OI2026-10-16: 283 OI2026-10-21: 283 OI2026-10-23: 283 OI Oct 02, 2026Oct 23, 2026

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

UDR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20262830
Oct 21, 2026Viewing2830
Oct 16, 20262830
Oct 15, 20262830
Oct 14, 20262830
Oct 13, 2026283+1
Oct 09, 20262820
Oct 08, 20262820
Oct 07, 20262820
Oct 06, 20262820
Oct 05, 20262820
Oct 02, 2026282No prior observation