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Contract OI history

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Jan 19, 2029 EXPIRATION

TECH $40.00 Call

TECH290119C00040000

Latest saved OI967Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TECH $40.00 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. 9674830 2026-10-09: 934 OI2026-10-13: 934 OI2026-10-14: 934 OI2026-10-15: 944 OI2026-10-16: 944 OI2026-10-21: 967 OI2026-10-23: 967 OI Oct 09, 2026Oct 23, 2026

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

TECH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing9670
Oct 21, 2026967+23
Oct 16, 20269440
Oct 15, 2026944+10
Oct 14, 20269340
Oct 13, 20269340
Oct 09, 2026934No prior observation