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Contract OI history

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Jun 17, 2027 EXPIRATION

CIEN $300.00 Call

CIEN270617C00300000

Latest saved OI22Oct 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 $300.00 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. 23110 2026-10-02: 23 OI2026-10-05: 23 OI2026-10-06: 23 OI2026-10-07: 18 OI2026-10-08: 18 OI2026-10-09: 18 OI2026-10-13: 18 OI2026-10-14: 18 OI2026-10-15: 22 OI2026-10-16: 22 OI2026-10-21: 22 OI2026-10-23: 22 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, 2026Viewing220
Oct 21, 2026220
Oct 16, 2026220
Oct 15, 202622+4
Oct 14, 2026180
Oct 13, 2026180
Oct 09, 2026180
Oct 08, 2026180
Oct 07, 202618-5
Oct 06, 2026230
Oct 05, 2026230
Oct 02, 202623No prior observation