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Contract OI history

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Dec 18, 2026 EXPIRATION

SYK $220.00 Put

SYK261218P00220000

Latest saved OI366Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SYK $220.00 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. 3661830 2026-10-02: 362 OI2026-10-05: 362 OI2026-10-06: 362 OI2026-10-07: 362 OI2026-10-08: 362 OI2026-10-09: 362 OI2026-10-13: 365 OI2026-10-14: 365 OI2026-10-15: 365 OI2026-10-16: 365 OI2026-10-21: 366 OI2026-10-23: 366 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, 2026Viewing3660
Oct 21, 2026366+1
Oct 16, 20263650
Oct 15, 20263650
Oct 14, 20263650
Oct 13, 2026365+3
Oct 09, 20263620
Oct 08, 20263620
Oct 07, 20263620
Oct 06, 20263620
Oct 05, 20263620
Oct 02, 2026362No prior observation