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Contract OI history

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Jan 21, 2028 EXPIRATION

T $18.00 Call

T280121C00018000

Latest saved OI1,039Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $18.00 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. 1,0415200 2026-10-02: 1,004 OI2026-10-05: 1,013 OI2026-10-06: 1,013 OI2026-10-07: 1,013 OI2026-10-08: 1,013 OI2026-10-09: 1,006 OI2026-10-14: 1,011 OI2026-10-15: 1,026 OI2026-10-16: 1,041 OI2026-10-21: 1,039 OI2026-10-23: 1,039 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, 2026Viewing1,0390
Oct 21, 20261,039-2
Oct 16, 20261,041+15
Oct 15, 20261,026+15
Oct 14, 20261,011+5
Oct 09, 20261,006-7
Oct 08, 20261,0130
Oct 07, 20261,0130
Oct 06, 20261,0130
Oct 05, 20261,013+9
Oct 02, 20261,004No prior observation