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Contract OI history

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Nov 20, 2026 EXPIRATION

T $21.00 Call

T261120C00021000

Latest saved OI221Oct 23, 2026
Last change+168vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $21.00 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. 2211100 2026-10-02: 10 OI2026-10-05: 10 OI2026-10-06: 11 OI2026-10-07: 11 OI2026-10-08: 10 OI2026-10-09: 21 OI2026-10-14: 24 OI2026-10-15: 49 OI2026-10-16: 52 OI2026-10-21: 53 OI2026-10-23: 221 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, 2026Viewing221+168
Oct 21, 202653+1
Oct 16, 202652+3
Oct 15, 202649+25
Oct 14, 202624+3
Oct 09, 202621+11
Oct 08, 202610-1
Oct 07, 2026110
Oct 06, 202611+1
Oct 05, 2026100
Oct 02, 202610No prior observation