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Contract OI history

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Nov 20, 2026 EXPIRATION

CTSH $75.00 Call

CTSH261120C00075000

Latest saved OI770Oct 23, 2026
Last change+292vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CTSH $75.00 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. 7703850 2026-10-09: 90 OI2026-10-13: 90 OI2026-10-14: 90 OI2026-10-15: 94 OI2026-10-16: 131 OI2026-10-21: 478 OI2026-10-23: 770 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, 2026Viewing770+292
Oct 21, 2026478+347
Oct 16, 2026131+37
Oct 15, 202694+4
Oct 14, 2026900
Oct 13, 2026900
Oct 09, 202690No prior observation