MarketPeel
Insider Trading Intelligence
Pricing
…
CEO
Michael G. Barrett
Sat, Nov 15, 2025
Nov 15
sold
$172.60k
of
MGNI
12,198
shares @ $14.15
Decreased holdings by
-4.90%
50th largest trade (out of 95)
Trade made by an officer
52% win rate · +10.6% median edge vs SPY (31 trades, 90-day)
MGNI
MAGNITE, INC.
Communication Services
Advertising Agencies
1D
0.00%
1W
+8.81%
1M
+38.83%
3M
+67.60%
6M
—
1Y
—
Recent insider activity at MGNI
Jul 1
David Buonasera
Sold
$187.52k
Jun 29
Michael G. Barrett
Sold
$1.46m
Jun 17
David Buonasera
Sold
$26.77k
Jun 17
Sean Patrick Buckley
Sold
$365.43k
Jun 16
Douglas S. Knopper
Sold
$675.80k
Jun 16
David Buonasera
Sold
$202.19k
Jun 16
Michael G. Barrett
Sold
$1.75m
Jun 15
David Buonasera
Sold
$17.97k
Full MGNI profile →
Michael G. Barrett’s trading history →
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