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Contract OI history

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Jun 17, 2027 EXPIRATION

CIEN $900.00 Call

CIEN270617C00900000

Latest saved OI219Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CIEN $900.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2211100 2026-10-02: 214 OI2026-10-05: 214 OI2026-10-06: 221 OI2026-10-07: 221 OI2026-10-08: 221 OI2026-10-09: 220 OI2026-10-13: 220 OI2026-10-14: 220 OI2026-10-15: 220 OI2026-10-16: 220 OI2026-10-21: 220 OI2026-10-23: 219 OI Oct 02, 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, 2026Viewing219-1
Oct 21, 20262200
Oct 16, 20262200
Oct 15, 20262200
Oct 14, 20262200
Oct 13, 20262200
Oct 09, 2026220-1
Oct 08, 20262210
Oct 07, 20262210
Oct 06, 2026221+7
Oct 05, 20262140
Oct 02, 2026214No prior observation