Michael Barrett owns 0.27% of Magnite
392,670 shares as of the August 15, 2026 filing, worth $9.2M at the latest close.
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Free.
The stake
0.27%
worth $9.2M at the latest close
Stake rank
#1,764
by dollar value of the stake
Last sale
427 days ago
Aug 18, 2025
Last buy
2,995 days ago
Aug 7, 2018 · $342,000
Michael Barrett owns 0.27% of MAGNITE, INC.: 392,670 of 143,424,157 shares, worth about $9.2M at the 2026-10-16 close. The stake has moved from 0.00% in 2017 to 0.27% on 2026-08-15, across 27 sales and 1 purchase that moved it since 2016. The last trade that moved it was a discretionary sale of $857,431 on 2025-08-18.
How the stake is held
as of the Aug 15, 2026 filing
SHARES
OF THE STAKE
COMMON STOCK · stated Aug 15, 2026 · Form 4 ↗
HELD DIRECTLY
392,670
100.0%
THE STAKE
392,670
0.27%