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Contract OI history

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Nov 20, 2026 EXPIRATION

CIEN $370.00 Call

CIEN261120C00370000

Latest saved OI129Oct 23, 2026
Last change+14vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CIEN $370.00 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. 129640 2026-10-02: 37 OI2026-10-05: 48 OI2026-10-06: 42 OI2026-10-07: 42 OI2026-10-08: 42 OI2026-10-09: 40 OI2026-10-13: 97 OI2026-10-14: 97 OI2026-10-15: 95 OI2026-10-16: 94 OI2026-10-21: 115 OI2026-10-23: 129 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, 2026Viewing129+14
Oct 21, 2026115+21
Oct 16, 202694-1
Oct 15, 202695-2
Oct 14, 2026970
Oct 13, 202697+57
Oct 09, 202640-2
Oct 08, 2026420
Oct 07, 2026420
Oct 06, 202642-6
Oct 05, 202648+11
Oct 02, 202637No prior observation