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Contract OI history

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Jan 21, 2028 EXPIRATION

CTSH $50.00 Call

CTSH280121C00050000

Latest saved OI364Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CTSH $50.00 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. 3701850 2026-10-09: 370 OI2026-10-13: 370 OI2026-10-14: 370 OI2026-10-15: 370 OI2026-10-16: 364 OI2026-10-21: 364 OI2026-10-23: 364 OI Oct 09, 2026Oct 23, 2026

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

CTSH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3640
Oct 21, 20263640
Oct 16, 2026364-6
Oct 15, 20263700
Oct 14, 20263700
Oct 13, 20263700
Oct 09, 2026370No prior observation