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Contract OI history

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Oct 23, 2026 EXPIRATION

PCT $3.50 Put

PCT261023P00003500

Latest saved OI46Oct 23, 2026
Last change+1vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
PCT $3.50 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 46230 2026-10-09: 25 OI2026-10-13: 28 OI2026-10-14: 28 OI2026-10-16: 28 OI2026-10-20: 45 OI2026-10-23: 46 OI Oct 09, 2026Oct 23, 2026

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

PCT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing46+1
Oct 20, 202645+17
Oct 16, 2026280
Oct 14, 2026280
Oct 13, 202628+3
Oct 09, 202625No prior observation