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Contract OI history

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Dec 18, 2026 EXPIRATION

TREX $32.50 Put

TREX261218P00032500

Latest saved OI714Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TREX $32.50 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7143570 2026-10-02: 714 OI2026-10-05: 714 OI2026-10-06: 714 OI2026-10-07: 714 OI2026-10-08: 714 OI2026-10-09: 714 OI2026-10-14: 714 OI2026-10-15: 714 OI2026-10-16: 714 OI2026-10-21: 714 OI2026-10-23: 714 OI Oct 02, 2026Oct 23, 2026

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

TREX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20267140
Oct 21, 2026Viewing7140
Oct 16, 20267140
Oct 15, 20267140
Oct 14, 20267140
Oct 09, 20267140
Oct 08, 20267140
Oct 07, 20267140
Oct 06, 20267140
Oct 05, 20267140
Oct 02, 2026714No prior observation