MarketPeel
Insider Trading Intelligence
Pricing
…
CHIEF FINANCIAL OFFICER
David Day
Sun, Feb 15, 2026
Feb 15
sold
$358.22k
of
MGNI
30,617
shares @ $11.70
Decreased holdings by
-5.70%
18th largest trade (out of 108)
Trade made by an officer
51% win rate · +9.5% median edge vs SPY (35 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
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Jun 17
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$365.43k
Jun 16
Douglas S. Knopper
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$675.80k
Jun 16
David Buonasera
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$202.19k
Jun 16
Michael G. Barrett
Sold
$1.75m
Jun 15
David Buonasera
Sold
$17.97k
Full MGNI profile →
David Day’s trading history →
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