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Contract OI history

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Oct 15, 2027 EXPIRATION

T $27.00 Call

T271015C00027000

Latest saved OI493Oct 23, 2026
Last change-60vs 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. 5532760 2026-10-02: 519 OI2026-10-05: 519 OI2026-10-06: 521 OI2026-10-07: 521 OI2026-10-08: 521 OI2026-10-09: 470 OI2026-10-14: 481 OI2026-10-15: 481 OI2026-10-16: 482 OI2026-10-21: 553 OI2026-10-23: 493 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, 2026Viewing493-60
Oct 21, 2026553+71
Oct 16, 2026482+1
Oct 15, 20264810
Oct 14, 2026481+11
Oct 09, 2026470-51
Oct 08, 20265210
Oct 07, 20265210
Oct 06, 2026521+2
Oct 05, 20265190
Oct 02, 2026519No prior observation