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Contract OI history

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Jan 21, 2028 EXPIRATION

T $27.00 Call

T280121C00027000

Latest saved OI8,371Oct 23, 2026
Last change+67vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $27.00 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. 8,3794,1890 2026-10-02: 7,839 OI2026-10-05: 7,869 OI2026-10-06: 7,837 OI2026-10-07: 7,837 OI2026-10-08: 8,059 OI2026-10-09: 8,363 OI2026-10-14: 8,375 OI2026-10-15: 8,379 OI2026-10-16: 8,317 OI2026-10-21: 8,304 OI2026-10-23: 8,371 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, 2026Viewing8,371+67
Oct 21, 20268,304-13
Oct 16, 20268,317-62
Oct 15, 20268,379+4
Oct 14, 20268,375+12
Oct 09, 20268,363+304
Oct 08, 20268,059+222
Oct 07, 20267,8370
Oct 06, 20267,837-32
Oct 05, 20267,869+30
Oct 02, 20267,839No prior observation