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Magnite
MGNI

Overview Fund Activity

290 hedge funds and large institutions have $1.51B invested in Magnite in 2025 Q1 according to their latest regulatory filings, with 53 funds opening new positions, 102 increasing their positions, 96 reducing their positions, and 42 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
290
Holders Change
+7
Holders Change %
+2.47%
% of All Funds
3.94%
Holding in Top 10
7
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-30%
% of All Funds
0.1%
New
53
Increased
102
Reduced
96
Closed
42
Calls
$41.6M
Puts
$50.1M
Net Calls
-$8.44M
Net Calls Change
-$4.39M

Top Buyers

1
Fidelity Investments
Fidelity Investments
Massachusetts
+$92.1M
2
Capital Research Global Investors
Capital Research Global Investors
California
+$59.3M
3
American Century Companies
American Century Companies
Missouri
+$30.2M
4
Pacer Advisors
Pacer Advisors
Pennsylvania
+$12.6M
5
EC
Edenbrook Capital
New York
+$10.4M

Top Sellers

1
Wellington Management Group
Wellington Management Group
Massachusetts
-$12.9M
2
Victory Capital Management
Victory Capital Management
Texas
-$12.1M
3
GIM
Granahan Investment Management
Massachusetts
-$11M
4
DCM
Driehaus Capital Management
Illinois
-$10.4M
5
WJWM
Williams Jones Wealth Management
New York
-$9.59M
Name Holding Trade Value Shares
Change 		Shares
Change %
LC
276
Lindbrook Capital
California
$810 +$228 +20 +39%
National Bank of Canada
277
National Bank of Canada
Quebec, Canada
$783 +$783 +69 New
SC
278
Stephens Consulting
Michigan
$685 +$685 +60 New
FDCDDQ
279
Federation des caisses Desjardins du Quebec
Quebec, Canada
$662 -$2.28K -200 -78%
DSC
280
Duncker Streett & Co
Missouri
$593 – – –
GEA
281
Glen Eagle Advisors
New Jersey
$559 – – –
HCP
282
Hexagon Capital Partners
Arkansas
$525 – – –
HPC
283
HM Payson & Co
Maine
$457 – – –
BIA
284
Bell Investment Advisors
California
$457 +$457 +40 New
TCM
285
Tradewinds Capital Management
Washington
$229 +$229 +20 New
DFA
286
DHJJ Financial Advisors
Illinois
$149 – – –
IA
287
IFP Advisors
Florida
$68 -$11.2K -987 -99%
WCM
288
WealthTrak Capital Management
Virginia
$58 +$58 +5 New
RCA
289
Runnymede Capital Advisors
Ohio
$23 +$23 +2 New
TFM
290
TFC Financial Management
Massachusetts
$12 – – –
WJWM
291
Williams Jones Wealth Management
New York
– -$9.59M -602,244 Closed
Norges Bank
292
Norges Bank
Norway
– -$6.35M -398,639 Closed
Tudor Investment Corp
293
Tudor Investment Corp
Connecticut
– -$4.35M -273,336 Closed
EGI
294
EAM Global Investors
California
– -$3.64M -228,642 Closed
EI
295
EAM Investors
California
– -$3.16M -198,276 Closed
AG
296
Algert Global
California
– -$2.72M -170,512 Closed
ECM
297
ExodusPoint Capital Management
New York
– -$2.03M -127,645 Closed
FEG
298
Financial Enhancement Group
Indiana
– -$1.51M -97,171 Closed
EGM
299
Engineers Gate Manager
New York
– -$949K -59,621 Closed
Jennison Associates
300
Jennison Associates
New York
– -$818K -51,373 Closed
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