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Contract OI history

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Dec 18, 2026 EXPIRATION

SLG $42.50 Put

SLG261218P00042500

Latest saved OI5,393Oct 23, 2026
Last change+5,064vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SLG $42.50 put open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5,3932,6960 2026-10-02: 329 OI2026-10-05: 329 OI2026-10-07: 329 OI2026-10-08: 329 OI2026-10-09: 329 OI2026-10-13: 329 OI2026-10-14: 329 OI2026-10-15: 329 OI2026-10-20: 329 OI2026-10-23: 5,393 OI Oct 02, 2026Oct 23, 2026

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

SLG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5,393+5,064
Oct 20, 20263290
Oct 15, 20263290
Oct 14, 20263290
Oct 13, 20263290
Oct 09, 20263290
Oct 08, 20263290
Oct 07, 20263290
Oct 05, 20263290
Oct 02, 2026329No prior observation