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Contract OI history

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Jan 15, 2027 EXPIRATION

IMSR $2.50 Put

IMSR270115P00002500

Latest saved OI320Oct 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 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. 3401700 2026-10-08: 327 OI2026-10-09: 327 OI2026-10-13: 340 OI2026-10-14: 340 OI2026-10-15: 319 OI2026-10-21: 320 OI2026-10-23: 320 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, 20263200
Oct 21, 2026Viewing320+1
Oct 15, 2026319-21
Oct 14, 20263400
Oct 13, 2026340+13
Oct 09, 20263270
Oct 08, 2026327No prior observation