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Magnite
MGNI

Overview Fund Activity

284 hedge funds and large institutions have $3.54B invested in Magnite in 2025 Q2 according to their latest regulatory filings, with 54 funds opening new positions, 101 increasing their positions, 95 reducing their positions, and 57 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
284
Holders Change
-6
Holders Change %
-2.07%
% of All Funds
3.81%
Holding in Top 10
16
Holding in Top 10 Change
+9
Holding in Top 10 Change %
+128.57%
% of All Funds
0.21%
New
54
Increased
101
Reduced
95
Closed
57
Calls
$118M
Puts
$100M
Net Calls
+$17.5M
Net Calls Change
+$26M

Top Buyers

1
Fidelity Investments
Fidelity Investments
Massachusetts
$415M
2
SSA
Schonfeld Strategic Advisors
New York
$45.8M
3
American Century Companies
American Century Companies
Missouri
$116M
4
FCM
Frontier Capital Management
Massachusetts
$43.3M
5
ACA
Apis Capital Advisors
New York
$25.3M

Top Sellers

1
Nordea Investment Management
Nordea Investment Management
Sweden
$7.94M
2
Ameriprise
Ameriprise
Minnesota
$2.56M
3
Bank of America
Bank of America
North Carolina
$9.97M
4
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
$0
5
Wellington Management Group
Wellington Management Group
Massachusetts
$131M
Name Holding Trade Value Shares
Change 		Shares
Change %
CWM
176
CIBC World Markets
New York
$416K -$257K -10,662 -38%
CC
177
Centiva Capital
New York
$410K – – –
M&T Bank
178
M&T Bank
New York
$401K -$57.1K -2,365 -12%
CAPTRUST Financial Advisors
179
CAPTRUST Financial Advisors
North Carolina
$400K +$44.3K +1,838 +12%
TRCT
180
Tower Research Capital (TRC)
New York
$363K +$288K +11,943 +383%
Public Employees Retirement Association of Colorado
181
Public Employees Retirement Association of Colorado
Colorado
$361K – – –
Prudential Financial
182
Prudential Financial
New Jersey
$356K +$356K +17,959 New
WIC
183
Woodmont Investment Counsel
Tennessee
$345K -$24.1K -1,000 -7%
AIP
184
Ameritas Investment Partners
Nebraska
$345K +$27.4K +1,137 +9%
1WM
185
1858 Wealth Management
Ohio
$339K +$35.3K +1,465 +12%
WAG
186
Winthrop Advisory Group
Massachusetts
$338K +$14.5K +600 +4%
Amundi
187
Amundi
France
$337K +$33.7K +1,364 +11%
HighTower Advisors
188
HighTower Advisors
Illinois
$334K -$686K -28,444 -67%
HWA
189
HCR Wealth Advisors
California
$314K – – –
Lazard Asset Management
190
Lazard Asset Management
New York
$306K -$34.9K -1,453 -10%
Wolverine Trading
191
Wolverine Trading
Illinois
$301K -$516K -24,440 -63%
A
192
AlphaQuest
New York
$300K -$160K -6,630 -35%
FA
193
FDx Advisors
Illinois
$298K +$54.5K +2,265 +22%
MML Investors Services
194
MML Investors Services
Massachusetts
$292K -$226K -9,378 -44%
TSS
195
Two Sigma Securities
New York
$291K -$304K -12,585 -51%
PFBT
196
Parkside Financial Bank & Trust
Missouri
$289K +$6.83K +283 +2%
BC
197
Blackhill Capital
New Jersey
$280K – – –
PMA
198
Prudent Man Advisors
Illinois
$274K +$274K +11,360 New
1IA
199
1620 Investment Advisors
Massachusetts
$271K +$102K +4,230 +60%
Creative Planning
200
Creative Planning
Kansas
$268K -$159K -6,587 -37%
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