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Contract OI history

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Oct 30, 2026 EXPIRATION

MSTR $40.00 Put

MSTR261030P00040000

Latest saved OI626Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSTR $40.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 6263130 2026-10-09: 25 OI2026-10-13: 25 OI2026-10-14: 25 OI2026-10-15: 25 OI2026-10-16: 25 OI2026-10-21: 625 OI2026-10-23: 626 OI Oct 09, 2026Oct 23, 2026

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

MSTR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing626+1
Oct 21, 2026625+600
Oct 16, 2026250
Oct 15, 2026250
Oct 14, 2026250
Oct 13, 2026250
Oct 09, 202625No prior observation