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Contract OI history

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Jan 21, 2028 EXPIRATION

CIEN $70.00 Call

CIEN280121C00070000

Latest saved OI78Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CIEN $70.00 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. 79390 2026-10-02: 79 OI2026-10-05: 79 OI2026-10-06: 79 OI2026-10-07: 79 OI2026-10-08: 79 OI2026-10-09: 78 OI2026-10-13: 78 OI2026-10-14: 78 OI2026-10-15: 78 OI2026-10-16: 78 OI2026-10-21: 78 OI2026-10-23: 78 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, 2026Viewing780
Oct 21, 2026780
Oct 16, 2026780
Oct 15, 2026780
Oct 14, 2026780
Oct 13, 2026780
Oct 09, 202678-1
Oct 08, 2026790
Oct 07, 2026790
Oct 06, 2026790
Oct 05, 2026790
Oct 02, 202679No prior observation