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Contract OI history

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Dec 18, 2026 EXPIRATION

IMSR $2.50 Call

IMSR261218C00002500

Latest saved OI135Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
IMSR $2.50 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 135670 2026-10-08: 132 OI2026-10-09: 132 OI2026-10-13: 135 OI2026-10-14: 135 OI2026-10-15: 135 OI2026-10-21: 135 OI2026-10-23: 135 OI Oct 08, 2026Oct 23, 2026

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

IMSR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261350
Oct 21, 2026Viewing1350
Oct 15, 20261350
Oct 14, 20261350
Oct 13, 2026135+3
Oct 09, 20261320
Oct 08, 2026132No prior observation