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Contract OI history

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Jan 15, 2027 EXPIRATION

CIEN $450.00 Put

CIEN270115P00450000

Latest saved OI180Oct 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 $450.00 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. 182910 2026-10-02: 143 OI2026-10-05: 143 OI2026-10-06: 143 OI2026-10-07: 145 OI2026-10-08: 145 OI2026-10-09: 182 OI2026-10-13: 181 OI2026-10-14: 181 OI2026-10-15: 181 OI2026-10-16: 181 OI2026-10-21: 180 OI2026-10-23: 180 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, 2026Viewing1800
Oct 21, 2026180-1
Oct 16, 20261810
Oct 15, 20261810
Oct 14, 20261810
Oct 13, 2026181-1
Oct 09, 2026182+37
Oct 08, 20261450
Oct 07, 2026145+2
Oct 06, 20261430
Oct 05, 20261430
Oct 02, 2026143No prior observation