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Contract OI history

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Feb 19, 2027 EXPIRATION

SM $55.00 Put

SM270219P00055000

Latest saved OI9Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SM $55.00 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. 1050 2026-10-02: 10 OI2026-10-05: 10 OI2026-10-07: 10 OI2026-10-08: 9 OI2026-10-09: 9 OI2026-10-13: 9 OI2026-10-15: 9 OI2026-10-16: 9 OI2026-10-21: 9 OI2026-10-23: 9 OI Oct 02, 2026Oct 23, 2026

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

SM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202690
Oct 21, 2026Viewing90
Oct 16, 202690
Oct 15, 202690
Oct 13, 202690
Oct 09, 202690
Oct 08, 20269-1
Oct 07, 2026100
Oct 05, 2026100
Oct 02, 202610No prior observation