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Contract OI history

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Apr 21, 2028 EXPIRATION

T $25.00 Call

T280421C00025000

Latest saved OI3,257Oct 23, 2026
Last change+30vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $25.00 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. 3,2571,6280 2026-10-02: 2,951 OI2026-10-05: 2,952 OI2026-10-06: 2,910 OI2026-10-07: 2,910 OI2026-10-08: 2,937 OI2026-10-09: 3,221 OI2026-10-14: 3,238 OI2026-10-15: 3,237 OI2026-10-16: 3,225 OI2026-10-21: 3,227 OI2026-10-23: 3,257 OI Oct 02, 2026Oct 23, 2026

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

T contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,257+30
Oct 21, 20263,227+2
Oct 16, 20263,225-12
Oct 15, 20263,237-1
Oct 14, 20263,238+17
Oct 09, 20263,221+284
Oct 08, 20262,937+27
Oct 07, 20262,9100
Oct 06, 20262,910-42
Oct 05, 20262,952+1
Oct 02, 20262,951No prior observation