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Contract OI history

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Dec 18, 2026 EXPIRATION

HELP $2.50 Call

HELP261218C00002500

Latest saved OI268Oct 21, 2026
Last change-5vs previous saved observation
Saved market days6Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
HELP $2.50 call open interest history 6 saved observations from 2026-10-07 to 2026-10-21. Exact values and changes are listed in the table below. 2771380 2026-10-07: 276 OI2026-10-09: 277 OI2026-10-13: 274 OI2026-10-15: 274 OI2026-10-16: 273 OI2026-10-21: 268 OI Oct 07, 2026Oct 21, 2026

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

HELP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing268-5
Oct 16, 2026273-1
Oct 15, 20262740
Oct 13, 2026274-3
Oct 09, 2026277+1
Oct 07, 2026276No prior observation