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Contract OI history

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Dec 18, 2026 EXPIRATION

MGNI $19.00 Put

MGNI261218P00019000

Latest saved OI701Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MGNI $19.00 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. 7013500 2026-10-09: 700 OI2026-10-13: 700 OI2026-10-14: 701 OI2026-10-16: 701 OI2026-10-21: 701 OI2026-10-23: 701 OI Oct 09, 2026Oct 23, 2026

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

MGNI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20267010
Oct 21, 2026Viewing7010
Oct 16, 20267010
Oct 14, 2026701+1
Oct 13, 20267000
Oct 09, 2026700No prior observation