OITracker Cboe delayed data

Contract OI history

Back to MSTR

Dec 15, 2028 EXPIRATION

MSTR $40.00 Put

MSTR281215P00040000

Latest saved OI266Oct 23, 2026
Last change0vs 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. 2671330 2026-10-09: 267 OI2026-10-13: 267 OI2026-10-14: 267 OI2026-10-15: 266 OI2026-10-16: 266 OI2026-10-21: 266 OI2026-10-23: 266 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, 2026Viewing2660
Oct 21, 20262660
Oct 16, 20262660
Oct 15, 2026266-1
Oct 14, 20262670
Oct 13, 20262670
Oct 09, 2026267No prior observation