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Contract OI history

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Jan 21, 2028 EXPIRATION

ODD $2.50 Put

ODD280121P00002500

Latest saved OI22Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ODD $2.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 22110 2026-10-09: 21 OI2026-10-13: 21 OI2026-10-14: 21 OI2026-10-15: 22 OI2026-10-16: 22 OI2026-10-21: 22 OI2026-10-23: 22 OI Oct 09, 2026Oct 23, 2026

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

ODD contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026220
Oct 21, 2026Viewing220
Oct 16, 2026220
Oct 15, 202622+1
Oct 14, 2026210
Oct 13, 2026210
Oct 09, 202621No prior observation