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Contract OI history

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Nov 20, 2026 EXPIRATION

CIEN $510.00 Call

CIEN261120C00510000

Latest saved OI454Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CIEN $510.00 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. 1,6698340 2026-10-02: 7 OI2026-10-05: 7 OI2026-10-06: 8 OI2026-10-07: 9 OI2026-10-08: 9 OI2026-10-09: 9 OI2026-10-13: 1,668 OI2026-10-14: 1,668 OI2026-10-15: 1,668 OI2026-10-16: 1,669 OI2026-10-21: 452 OI2026-10-23: 454 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, 2026Viewing454+2
Oct 21, 2026452-1,217
Oct 16, 20261,669+1
Oct 15, 20261,6680
Oct 14, 20261,6680
Oct 13, 20261,668+1,659
Oct 09, 202690
Oct 08, 202690
Oct 07, 20269+1
Oct 06, 20268+1
Oct 05, 202670
Oct 02, 20267No prior observation