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Contract OI history

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Nov 20, 2026 EXPIRATION

QMCO $20.00 Put

QMCO261120P00020000

Latest saved OI300Oct 23, 2026
Last change+37vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
QMCO $20.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3001500 2026-10-09: 42 OI2026-10-13: 42 OI2026-10-14: 43 OI2026-10-16: 44 OI2026-10-20: 263 OI2026-10-23: 300 OI Oct 09, 2026Oct 23, 2026

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

QMCO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026300+37
Oct 20, 2026Viewing263+219
Oct 16, 202644+1
Oct 14, 202643+1
Oct 13, 2026420
Oct 09, 202642No prior observation