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Contract OI history

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Nov 20, 2026 EXPIRATION

PCOR $55.00 Put

PCOR261120P00055000

Latest saved OI57Oct 23, 2026
Last change+11vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PCOR $55.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 57280 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 2 OI2026-10-07: 2 OI2026-10-08: 2 OI2026-10-09: 2 OI2026-10-13: 3 OI2026-10-14: 3 OI2026-10-16: 3 OI2026-10-20: 46 OI2026-10-23: 57 OI Oct 02, 2026Oct 23, 2026

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

PCOR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202657+11
Oct 20, 2026Viewing46+43
Oct 16, 202630
Oct 14, 202630
Oct 13, 20263+1
Oct 09, 202620
Oct 08, 202620
Oct 07, 202620
Oct 06, 20262+2
Oct 05, 202600
Oct 02, 20260No prior observation