OITracker Cboe delayed data

Contract OI history

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Jan 19, 2029 EXPIRATION

HELP $12.50 Put

HELP290119P00012500

Latest saved OI106Oct 21, 2026
Last change+1vs previous saved observation
Saved market days6Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
HELP $12.50 put open interest history 6 saved observations from 2026-10-07 to 2026-10-21. Exact values and changes are listed in the table below. 106530 2026-10-07: 105 OI2026-10-09: 105 OI2026-10-13: 105 OI2026-10-15: 105 OI2026-10-16: 105 OI2026-10-21: 106 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, 2026Viewing106+1
Oct 16, 20261050
Oct 15, 20261050
Oct 13, 20261050
Oct 09, 20261050
Oct 07, 2026105No prior observation