OITracker Cboe delayed data

Contract OI history

Back to TSM

Nov 20, 2026 EXPIRATION

TSM $490.00 Call

TSM261120C00490000

Latest saved OI3,189Oct 23, 2026
Last change+92vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $490.00 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. 3,1891,5940 2026-10-02: 1,750 OI2026-10-05: 1,748 OI2026-10-06: 2,124 OI2026-10-07: 2,358 OI2026-10-08: 2,358 OI2026-10-09: 2,364 OI2026-10-14: 2,508 OI2026-10-15: 2,752 OI2026-10-16: 2,769 OI2026-10-21: 3,097 OI2026-10-23: 3,189 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

TSM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,189+92
Oct 21, 20263,097+328
Oct 16, 20262,769+17
Oct 15, 20262,752+244
Oct 14, 20262,508+144
Oct 09, 20262,364+6
Oct 08, 20262,3580
Oct 07, 20262,358+234
Oct 06, 20262,124+376
Oct 05, 20261,748-2
Oct 02, 20261,750No prior observation