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Contract OI history

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Dec 15, 2028 EXPIRATION

COST $1520.00 Call

COST281215C01520000

Latest saved OI1,209Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
COST $1520.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,2096040 2026-10-09: 1,206 OI2026-10-13: 1,206 OI2026-10-14: 1,206 OI2026-10-15: 1,206 OI2026-10-16: 1,203 OI2026-10-21: 1,206 OI2026-10-23: 1,209 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

COST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,209+3
Oct 21, 20261,206+3
Oct 16, 20261,203-3
Oct 15, 20261,2060
Oct 14, 20261,2060
Oct 13, 20261,2060
Oct 09, 20261,206No prior observation