OITracker Cboe delayed data

Contract OI history

Back to TSM

Dec 15, 2028 EXPIRATION

TSM $620.00 Call

TSM281215C00620000

Latest saved OI426Oct 23, 2026
Last change-1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $620.00 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. 4282140 2026-10-02: 403 OI2026-10-05: 403 OI2026-10-06: 421 OI2026-10-07: 421 OI2026-10-08: 421 OI2026-10-09: 428 OI2026-10-14: 428 OI2026-10-15: 427 OI2026-10-16: 427 OI2026-10-21: 427 OI2026-10-23: 426 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, 2026Viewing426-1
Oct 21, 20264270
Oct 16, 20264270
Oct 15, 2026427-1
Oct 14, 20264280
Oct 09, 2026428+7
Oct 08, 20264210
Oct 07, 20264210
Oct 06, 2026421+18
Oct 05, 20264030
Oct 02, 2026403No prior observation