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Contract OI history

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Jan 21, 2028 EXPIRATION

PRCH $7.50 Put

PRCH280121P00007500

Latest saved OI178Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
PRCH $7.50 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 178890 2026-10-08: 178 OI2026-10-09: 178 OI2026-10-12: 178 OI2026-10-14: 178 OI2026-10-16: 178 OI2026-10-20: 178 OI2026-10-23: 178 OI Oct 08, 2026Oct 23, 2026

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

PRCH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261780
Oct 20, 2026Viewing1780
Oct 16, 20261780
Oct 14, 20261780
Oct 12, 20261780
Oct 09, 20261780
Oct 08, 2026178No prior observation