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Contract OI history

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Apr 16, 2027 EXPIRATION

TECX $55.00 Call

TECX270416C00055000

Latest saved OI730Oct 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 $55.00 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. 7303650 2026-10-09: 691 OI2026-10-13: 706 OI2026-10-14: 730 OI2026-10-16: 730 OI2026-10-20: 730 OI2026-10-23: 730 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, 20267300
Oct 20, 2026Viewing7300
Oct 16, 20267300
Oct 14, 2026730+24
Oct 13, 2026706+15
Oct 09, 2026691No prior observation