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Contract OI history

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Jan 21, 2028 EXPIRATION

SMR $10.00 Put

SMR280121P00010000

Latest saved OI3,407Oct 23, 2026
Last change-40vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SMR $10.00 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. 3,4471,7230 2026-10-02: 3,308 OI2026-10-05: 3,310 OI2026-10-06: 3,404 OI2026-10-07: 3,404 OI2026-10-08: 3,404 OI2026-10-09: 3,404 OI2026-10-13: 3,406 OI2026-10-14: 3,406 OI2026-10-15: 3,412 OI2026-10-16: 3,406 OI2026-10-21: 3,447 OI2026-10-23: 3,407 OI Oct 02, 2026Oct 23, 2026

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

SMR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,407-40
Oct 21, 20263,447+41
Oct 16, 20263,406-6
Oct 15, 20263,412+6
Oct 14, 20263,4060
Oct 13, 20263,406+2
Oct 09, 20263,4040
Oct 08, 20263,4040
Oct 07, 20263,4040
Oct 06, 20263,404+94
Oct 05, 20263,310+2
Oct 02, 20263,308No prior observation