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Contract OI history

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Apr 16, 2027 EXPIRATION

HRZN $7.50 Put

HRZN270416P00007500

Latest saved OI25Oct 20, 2026
Last change+10vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
HRZN $7.50 put open interest history 5 saved observations from 2026-10-09 to 2026-10-20. Exact values and changes are listed in the table below. 25120 2026-10-09: 15 OI2026-10-13: 15 OI2026-10-14: 15 OI2026-10-16: 15 OI2026-10-20: 25 OI Oct 09, 2026Oct 20, 2026

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

HRZN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing25+10
Oct 16, 2026150
Oct 14, 2026150
Oct 13, 2026150
Oct 09, 202615No prior observation