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Contract OI history

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Oct 23, 2026 EXPIRATION

MDB $335.00 Put

MDB261023P00335000

Latest saved OI470Oct 23, 2026
Last change-64vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MDB $335.00 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. 5342670 2026-10-09: 108 OI2026-10-13: 107 OI2026-10-14: 107 OI2026-10-15: 109 OI2026-10-16: 176 OI2026-10-21: 534 OI2026-10-23: 470 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, 2026470-64
Oct 21, 2026Viewing534+358
Oct 16, 2026176+67
Oct 15, 2026109+2
Oct 14, 20261070
Oct 13, 2026107-1
Oct 09, 2026108No prior observation