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Contract OI history

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Jan 15, 2027 EXPIRATION

CIEN $500.00 Call

CIEN270115C00500000

Latest saved OI228Oct 23, 2026
Last change+16vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CIEN $500.00 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. 2571280 2026-10-02: 182 OI2026-10-05: 187 OI2026-10-06: 203 OI2026-10-07: 205 OI2026-10-08: 205 OI2026-10-09: 257 OI2026-10-13: 253 OI2026-10-14: 253 OI2026-10-15: 225 OI2026-10-16: 215 OI2026-10-21: 212 OI2026-10-23: 228 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, 2026Viewing228+16
Oct 21, 2026212-3
Oct 16, 2026215-10
Oct 15, 2026225-28
Oct 14, 20262530
Oct 13, 2026253-4
Oct 09, 2026257+52
Oct 08, 20262050
Oct 07, 2026205+2
Oct 06, 2026203+16
Oct 05, 2026187+5
Oct 02, 2026182No prior observation