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Contract OI history

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Dec 18, 2026 EXPIRATION

TREX $47.50 Call

TREX261218C00047500

Latest saved OI514Oct 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 $47.50 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5142570 2026-10-02: 503 OI2026-10-05: 503 OI2026-10-06: 503 OI2026-10-07: 503 OI2026-10-08: 503 OI2026-10-09: 504 OI2026-10-14: 503 OI2026-10-15: 503 OI2026-10-16: 513 OI2026-10-21: 514 OI2026-10-23: 514 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, 2026Viewing5140
Oct 21, 2026514+1
Oct 16, 2026513+10
Oct 15, 20265030
Oct 14, 2026503-1
Oct 09, 2026504+1
Oct 08, 20265030
Oct 07, 20265030
Oct 06, 20265030
Oct 05, 20265030
Oct 02, 2026503No prior observation