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Contract OI history

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Dec 15, 2028 EXPIRATION

MSTR $20.00 Put

MSTR281215P00020000

Latest saved OI347Oct 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 $20.00 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. 3561780 2026-10-09: 356 OI2026-10-13: 356 OI2026-10-14: 356 OI2026-10-15: 344 OI2026-10-16: 344 OI2026-10-21: 346 OI2026-10-23: 347 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, 2026Viewing347+1
Oct 21, 2026346+2
Oct 16, 20263440
Oct 15, 2026344-12
Oct 14, 20263560
Oct 13, 20263560
Oct 09, 2026356No prior observation