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Contract OI history

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Dec 18, 2026 EXPIRATION

MGNI $18.00 Put

MGNI261218P00018000

Latest saved OI1,503Oct 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 $18.00 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. 1,5037510 2026-10-09: 1,503 OI2026-10-13: 1,503 OI2026-10-14: 1,503 OI2026-10-16: 1,503 OI2026-10-21: 1,503 OI2026-10-23: 1,503 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, 20261,5030
Oct 21, 2026Viewing1,5030
Oct 16, 20261,5030
Oct 14, 20261,5030
Oct 13, 20261,5030
Oct 09, 20261,503No prior observation