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Contract OI history

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Dec 18, 2026 EXPIRATION

D $57.50 Put

D261218P00057500

Latest saved OI370Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
D $57.50 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. 3701850 2026-10-02: 369 OI2026-10-05: 369 OI2026-10-06: 369 OI2026-10-07: 369 OI2026-10-08: 369 OI2026-10-09: 370 OI2026-10-13: 370 OI2026-10-14: 370 OI2026-10-15: 369 OI2026-10-16: 369 OI2026-10-21: 370 OI2026-10-23: 370 OI Oct 02, 2026Oct 23, 2026

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

D contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3700
Oct 21, 2026370+1
Oct 16, 20263690
Oct 15, 2026369-1
Oct 14, 20263700
Oct 13, 20263700
Oct 09, 2026370+1
Oct 08, 20263690
Oct 07, 20263690
Oct 06, 20263690
Oct 05, 20263690
Oct 02, 2026369No prior observation