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Contract OI history

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Nov 20, 2026 EXPIRATION

CIEN $550.00 Call

CIEN261120C00550000

Latest saved OI97Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 06, 2026 onwards
Daily open interest Hover a point for its date and OI
CIEN $550.00 call open interest history 10 saved observations from 2026-10-06 to 2026-10-23. Exact values and changes are listed in the table below. 2341170 2026-10-06: 2 OI2026-10-07: 214 OI2026-10-08: 214 OI2026-10-09: 223 OI2026-10-13: 234 OI2026-10-14: 234 OI2026-10-15: 108 OI2026-10-16: 108 OI2026-10-21: 97 OI2026-10-23: 97 OI Oct 06, 2026Oct 23, 2026

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

CIEN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing970
Oct 21, 202697-11
Oct 16, 20261080
Oct 15, 2026108-126
Oct 14, 20262340
Oct 13, 2026234+11
Oct 09, 2026223+9
Oct 08, 20262140
Oct 07, 2026214+212
Oct 06, 20262No prior observation