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Contract OI history

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Jan 15, 2027 EXPIRATION

MGNI $19.00 Put

MGNI270115P00019000

Latest saved OI2,550Oct 23, 2026
Last change+40vs 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. 2,5501,2750 2026-10-09: 2,510 OI2026-10-13: 2,510 OI2026-10-14: 2,510 OI2026-10-16: 2,510 OI2026-10-21: 2,510 OI2026-10-23: 2,550 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, 20262,550+40
Oct 21, 2026Viewing2,5100
Oct 16, 20262,5100
Oct 14, 20262,5100
Oct 13, 20262,5100
Oct 09, 20262,510No prior observation