OITracker Cboe delayed data

Contract OI history

Back to TSEM

Oct 23, 2026 EXPIRATION

TSEM $217.50 Call

TSEM261023C00217500

Latest saved OI36Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TSEM $217.50 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 36180 2026-10-09: 0 OI2026-10-13: 1 OI2026-10-14: 1 OI2026-10-15: 1 OI2026-10-16: 1 OI2026-10-21: 36 OI2026-10-23: 36 OI Oct 09, 2026Oct 23, 2026

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

TSEM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026360
Oct 21, 2026Viewing36+35
Oct 16, 202610
Oct 15, 202610
Oct 14, 202610
Oct 13, 20261+1
Oct 09, 20260No prior observation