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Contract OI history

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Jun 16, 2028 EXPIRATION

CIEN $230.00 Put

CIEN280616P00230000

Latest saved OI199Oct 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 $230.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 199990 2026-10-02: 197 OI2026-10-05: 197 OI2026-10-06: 199 OI2026-10-07: 199 OI2026-10-08: 199 OI2026-10-09: 199 OI2026-10-13: 199 OI2026-10-14: 199 OI2026-10-15: 199 OI2026-10-16: 199 OI2026-10-21: 199 OI2026-10-23: 199 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, 2026Viewing1990
Oct 21, 20261990
Oct 16, 20261990
Oct 15, 20261990
Oct 14, 20261990
Oct 13, 20261990
Oct 09, 20261990
Oct 08, 20261990
Oct 07, 20261990
Oct 06, 2026199+2
Oct 05, 20261970
Oct 02, 2026197No prior observation