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Contract OI history

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Nov 20, 2026 EXPIRATION

P $200.00 Put

P261120P00200000

Latest saved OI0Oct 23, 2026
Last change-1vs previous saved observation
Saved market days10Oct 06, 2026 onwards
Daily open interest Hover a point for its date and OI
P $200.00 put open interest history 10 saved observations from 2026-10-06 to 2026-10-23. Exact values and changes are listed in the table below. 210 2026-10-06: 1 OI2026-10-07: 1 OI2026-10-08: 1 OI2026-10-09: 1 OI2026-10-13: 2 OI2026-10-14: 2 OI2026-10-15: 1 OI2026-10-16: 1 OI2026-10-21: 1 OI2026-10-23: 0 OI Oct 06, 2026Oct 23, 2026

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

P contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing0-1
Oct 21, 202610
Oct 16, 202610
Oct 15, 20261-1
Oct 14, 202620
Oct 13, 20262+1
Oct 09, 202610
Oct 08, 202610
Oct 07, 202610
Oct 06, 20261No prior observation