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Contract OI history

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Dec 15, 2028 EXPIRATION

CIEN $165.00 Call

CIEN281215C00165000

Latest saved OI350Oct 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 $165.00 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. 3501750 2026-10-02: 189 OI2026-10-05: 270 OI2026-10-06: 324 OI2026-10-07: 350 OI2026-10-08: 350 OI2026-10-09: 350 OI2026-10-13: 350 OI2026-10-14: 350 OI2026-10-15: 350 OI2026-10-16: 350 OI2026-10-21: 350 OI2026-10-23: 350 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, 2026Viewing3500
Oct 21, 20263500
Oct 16, 20263500
Oct 15, 20263500
Oct 14, 20263500
Oct 13, 20263500
Oct 09, 20263500
Oct 08, 20263500
Oct 07, 2026350+26
Oct 06, 2026324+54
Oct 05, 2026270+81
Oct 02, 2026189No prior observation