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Contract OI history

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Jun 17, 2027 EXPIRATION

MDB $300.00 Put

MDB270617P00300000

Latest saved OI213Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MDB $300.00 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. 2131060 2026-10-09: 210 OI2026-10-13: 210 OI2026-10-14: 210 OI2026-10-15: 212 OI2026-10-16: 212 OI2026-10-21: 213 OI2026-10-23: 213 OI Oct 09, 2026Oct 23, 2026

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

MDB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20262130
Oct 21, 2026Viewing213+1
Oct 16, 20262120
Oct 15, 2026212+2
Oct 14, 20262100
Oct 13, 20262100
Oct 09, 2026210No prior observation