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Contract OI history

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Jan 15, 2027 EXPIRATION

PII $40.00 Put

PII270115P00040000

Latest saved OI268Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PII $40.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2681340 2026-10-02: 267 OI2026-10-05: 267 OI2026-10-06: 267 OI2026-10-07: 267 OI2026-10-08: 267 OI2026-10-09: 267 OI2026-10-13: 268 OI2026-10-14: 268 OI2026-10-15: 268 OI2026-10-16: 268 OI2026-10-21: 268 OI2026-10-23: 268 OI Oct 02, 2026Oct 23, 2026

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

PII contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20262680
Oct 21, 2026Viewing2680
Oct 16, 20262680
Oct 15, 20262680
Oct 14, 20262680
Oct 13, 2026268+1
Oct 09, 20262670
Oct 08, 20262670
Oct 07, 20262670
Oct 06, 20262670
Oct 05, 20262670
Oct 02, 2026267No prior observation