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Contract OI history

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Jan 15, 2027 EXPIRATION

HE $17.50 Call

HE270115C00017500

Latest saved OI18,890Oct 21, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HE $17.50 call open interest history 10 saved observations from 2026-10-02 to 2026-10-21. Exact values and changes are listed in the table below. 18,8909,4450 2026-10-02: 18,890 OI2026-10-05: 18,890 OI2026-10-06: 18,890 OI2026-10-07: 18,890 OI2026-10-08: 18,890 OI2026-10-09: 18,890 OI2026-10-13: 18,890 OI2026-10-14: 18,890 OI2026-10-16: 18,890 OI2026-10-21: 18,890 OI Oct 02, 2026Oct 21, 2026

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

HE contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing18,8900
Oct 16, 202618,8900
Oct 14, 202618,8900
Oct 13, 202618,8900
Oct 09, 202618,8900
Oct 08, 202618,8900
Oct 07, 202618,8900
Oct 06, 202618,8900
Oct 05, 202618,8900
Oct 02, 202618,890No prior observation