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Contract OI history

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Nov 20, 2026 EXPIRATION

SCHL $40.00 Put

SCHL261120P00040000

Latest saved OI142Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
SCHL $40.00 put open interest history 7 saved observations from 2026-10-07 to 2026-10-23. Exact values and changes are listed in the table below. 150750 2026-10-07: 150 OI2026-10-09: 150 OI2026-10-13: 150 OI2026-10-14: 142 OI2026-10-16: 142 OI2026-10-20: 142 OI2026-10-23: 142 OI Oct 07, 2026Oct 23, 2026

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

SCHL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261420
Oct 20, 2026Viewing1420
Oct 16, 20261420
Oct 14, 2026142-8
Oct 13, 20261500
Oct 09, 20261500
Oct 07, 2026150No prior observation