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Contract OI history

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Oct 23, 2026 EXPIRATION

CIEN $395.00 Call

CIEN261023C00395000

Latest saved OI217Oct 23, 2026
Last change-4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CIEN $395.00 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. 2261130 2026-10-02: 216 OI2026-10-05: 222 OI2026-10-06: 223 OI2026-10-07: 223 OI2026-10-08: 223 OI2026-10-09: 224 OI2026-10-13: 226 OI2026-10-14: 226 OI2026-10-15: 226 OI2026-10-16: 226 OI2026-10-21: 221 OI2026-10-23: 217 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, 2026Viewing217-4
Oct 21, 2026221-5
Oct 16, 20262260
Oct 15, 20262260
Oct 14, 20262260
Oct 13, 2026226+2
Oct 09, 2026224+1
Oct 08, 20262230
Oct 07, 20262230
Oct 06, 2026223+1
Oct 05, 2026222+6
Oct 02, 2026216No prior observation