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Contract OI history

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Jan 21, 2028 EXPIRATION

IMSR $7.50 Put

IMSR280121P00007500

Latest saved OI256Oct 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 $7.50 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2591290 2026-10-08: 259 OI2026-10-09: 259 OI2026-10-13: 259 OI2026-10-14: 259 OI2026-10-15: 259 OI2026-10-21: 256 OI2026-10-23: 256 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, 20262560
Oct 21, 2026Viewing256-3
Oct 15, 20262590
Oct 14, 20262590
Oct 13, 20262590
Oct 09, 20262590
Oct 08, 2026259No prior observation