OITracker Cboe delayed data

Contract OI history

Back to T

Sep 17, 2027 EXPIRATION

T $23.00 Call

T270917C00023000

Latest saved OI958Oct 23, 2026
Last change+203vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $23.00 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. 9584790 2026-10-02: 110 OI2026-10-05: 110 OI2026-10-06: 110 OI2026-10-07: 110 OI2026-10-08: 111 OI2026-10-09: 390 OI2026-10-14: 428 OI2026-10-15: 457 OI2026-10-16: 488 OI2026-10-21: 755 OI2026-10-23: 958 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, 2026Viewing958+203
Oct 21, 2026755+267
Oct 16, 2026488+31
Oct 15, 2026457+29
Oct 14, 2026428+38
Oct 09, 2026390+279
Oct 08, 2026111+1
Oct 07, 20261100
Oct 06, 20261100
Oct 05, 20261100
Oct 02, 2026110No prior observation