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Contract OI history

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Oct 23, 2026 EXPIRATION

SMR $5.50 Put

SMR261023P00005500

Latest saved OI1,079Oct 23, 2026
Last change+98vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SMR $5.50 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. 1,0795390 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 0 OI2026-10-07: 0 OI2026-10-08: 0 OI2026-10-09: 1 OI2026-10-13: 62 OI2026-10-14: 62 OI2026-10-15: 148 OI2026-10-16: 622 OI2026-10-21: 981 OI2026-10-23: 1,079 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, 20261,079+98
Oct 21, 2026Viewing981+359
Oct 16, 2026622+474
Oct 15, 2026148+86
Oct 14, 2026620
Oct 13, 202662+61
Oct 09, 20261+1
Oct 08, 202600
Oct 07, 202600
Oct 06, 202600
Oct 05, 202600
Oct 02, 20260No prior observation