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Contract OI history

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Jan 15, 2027 EXPIRATION

TRIN $17.50 Call

TRIN270115C00017500

Latest saved OI2,047Oct 23, 2026
Last change-15vs previous saved observation
Saved market days9Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TRIN $17.50 call open interest history 9 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2,2311,1150 2026-10-02: 2,211 OI2026-10-05: 2,231 OI2026-10-06: 1,641 OI2026-10-07: 1,657 OI2026-10-12: 1,667 OI2026-10-14: 2,033 OI2026-10-16: 2,022 OI2026-10-21: 2,062 OI2026-10-23: 2,047 OI Oct 02, 2026Oct 23, 2026

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

TRIN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,047-15
Oct 21, 20262,062+40
Oct 16, 20262,022-11
Oct 14, 20262,033+366
Oct 12, 20261,667+10
Oct 07, 20261,657+16
Oct 06, 20261,641-590
Oct 05, 20262,231+20
Oct 02, 20262,211No prior observation