OITracker Cboe delayed data

Contract OI history

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Feb 19, 2027 EXPIRATION

TECX $30.00 Call

TECX270219C00030000

Latest saved OI2Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TECX $30.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 210 2026-10-09: 1 OI2026-10-13: 1 OI2026-10-14: 1 OI2026-10-16: 2 OI2026-10-20: 2 OI2026-10-23: 2 OI Oct 09, 2026Oct 23, 2026

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

TECX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202620
Oct 20, 2026Viewing20
Oct 16, 20262+1
Oct 14, 202610
Oct 13, 202610
Oct 09, 20261No prior observation