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Contract OI history

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Jan 15, 2027 EXPIRATION

CIEN $430.00 Put

CIEN270115P00430000

Latest saved OI179Oct 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 $430.00 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. 179890 2026-10-02: 169 OI2026-10-05: 169 OI2026-10-06: 172 OI2026-10-07: 175 OI2026-10-08: 175 OI2026-10-09: 174 OI2026-10-13: 174 OI2026-10-14: 174 OI2026-10-15: 177 OI2026-10-16: 177 OI2026-10-21: 179 OI2026-10-23: 179 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, 2026Viewing1790
Oct 21, 2026179+2
Oct 16, 20261770
Oct 15, 2026177+3
Oct 14, 20261740
Oct 13, 20261740
Oct 09, 2026174-1
Oct 08, 20261750
Oct 07, 2026175+3
Oct 06, 2026172+3
Oct 05, 20261690
Oct 02, 2026169No prior observation