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Contract OI history

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Dec 18, 2026 EXPIRATION

CIEN $540.00 Call

CIEN261218C00540000

Latest saved OI219Oct 23, 2026
Last change+126vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CIEN $540.00 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. 2191090 2026-10-02: 55 OI2026-10-05: 55 OI2026-10-06: 76 OI2026-10-07: 74 OI2026-10-08: 74 OI2026-10-09: 93 OI2026-10-13: 92 OI2026-10-14: 92 OI2026-10-15: 90 OI2026-10-16: 95 OI2026-10-21: 93 OI2026-10-23: 219 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, 2026Viewing219+126
Oct 21, 202693-2
Oct 16, 202695+5
Oct 15, 202690-2
Oct 14, 2026920
Oct 13, 202692-1
Oct 09, 202693+19
Oct 08, 2026740
Oct 07, 202674-2
Oct 06, 202676+21
Oct 05, 2026550
Oct 02, 202655No prior observation