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Contract OI history

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Dec 18, 2026 EXPIRATION

SSRM $28.00 Put

SSRM261218P00028000

Latest saved OI112Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SSRM $28.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 112560 2026-10-09: 104 OI2026-10-13: 104 OI2026-10-14: 106 OI2026-10-16: 107 OI2026-10-20: 112 OI2026-10-23: 112 OI Oct 09, 2026Oct 23, 2026

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

SSRM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261120
Oct 20, 2026Viewing112+5
Oct 16, 2026107+1
Oct 14, 2026106+2
Oct 13, 20261040
Oct 09, 2026104No prior observation