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Contract OI history

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Jan 15, 2027 EXPIRATION

AS $37.50 Put

AS270115P00037500

Latest saved OI650Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AS $37.50 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. 6663330 2026-10-02: 666 OI2026-10-05: 666 OI2026-10-06: 666 OI2026-10-07: 666 OI2026-10-08: 666 OI2026-10-09: 650 OI2026-10-13: 650 OI2026-10-14: 650 OI2026-10-15: 650 OI2026-10-16: 650 OI2026-10-21: 650 OI2026-10-23: 650 OI Oct 02, 2026Oct 23, 2026

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

AS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing6500
Oct 21, 20266500
Oct 16, 20266500
Oct 15, 20266500
Oct 14, 20266500
Oct 13, 20266500
Oct 09, 2026650-16
Oct 08, 20266660
Oct 07, 20266660
Oct 06, 20266660
Oct 05, 20266660
Oct 02, 2026666No prior observation