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Contract OI history

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Dec 18, 2026 EXPIRATION

SYK $250.00 Put

SYK261218P00250000

Latest saved OI749Oct 23, 2026
Last change+6vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SYK $250.00 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. 7583790 2026-10-02: 721 OI2026-10-05: 720 OI2026-10-06: 707 OI2026-10-07: 713 OI2026-10-08: 717 OI2026-10-09: 727 OI2026-10-13: 742 OI2026-10-14: 742 OI2026-10-15: 758 OI2026-10-16: 743 OI2026-10-21: 743 OI2026-10-23: 749 OI Oct 02, 2026Oct 23, 2026

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

SYK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing749+6
Oct 21, 20267430
Oct 16, 2026743-15
Oct 15, 2026758+16
Oct 14, 20267420
Oct 13, 2026742+15
Oct 09, 2026727+10
Oct 08, 2026717+4
Oct 07, 2026713+6
Oct 06, 2026707-13
Oct 05, 2026720-1
Oct 02, 2026721No prior observation