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Magnite

315 hedge funds and large institutions have $3B invested in Magnite in 2025 Q3 according to their latest regulatory filings, with 71 funds opening new positions, 82 increasing their positions, 125 reducing their positions, and 41 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding

Funds holding:

less ownership

Funds ownership:

15% less capital invested

Capital invested by funds: $3.54B → $3B (-$540M)

31% less funds holding in top 10

Funds holding in top 10: 1611 (-5)

34% less repeat investments, than reductions

Existing positions increased: 82 | Existing positions reduced: 125

Holders
315
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
11
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$132M
Puts
$89.4M
Net Calls
Net Calls Change

Top Sellers

1 -$140M
2 -$45.8M
3 -$35.4M
4
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
-$31.5M
5
UBS Group
UBS Group
Switzerland
-$30.9M
Name Holding Trade Value Shares
Change
Change in
Stake
SOW
251
State of Wyoming
Wyoming
$38.6K
MIM
252
MTM Investment Management
South Carolina
$35.9K
US Bancorp
253
US Bancorp
Minnesota
$34.8K
ACM
254
Aster Capital Management
United Arab Emirates
$34.7K
MA
255
MCF Advisors
Kentucky
$32.7K
BCV
256
Banque Cantonale Vaudoise
Switzerland
$30K
MCM
257
MAI Capital Management
Ohio
$29.3K
NS
258
NBC Securities
Alabama
$28.7K
Rockefeller Capital Management
259
Rockefeller Capital Management
New York
$27.6K
NICM
260
Neo Ivy Capital Management
New York
$26.9K
PAS
261
Point72 Asia (Singapore)
Singapore
$26.4K
S
262
SignatureFD
Georgia
$25.5K
VCM
263
Versant Capital Management
Arizona
$23.6K
HWM
264
HighMark Wealth Management
Minnesota
$21.8K
LFG
265
Larson Financial Group
Missouri
$20.3K
UB
266
UMB Bank
Missouri
$18.4K
SS
267
SBI Securities
Japan
$18K
EPIMS
268
Evelyn Partners Investment Management Services
$15.3K
FFO
269
Fortitude Family Office
Arizona
$12.5K
AF
270
Allworth Financial
California
$12.3K
RF
271
Rossby Financial
Florida
$10.2K
Bessemer Group
272
Bessemer Group
New Jersey
$10K
RCM
273
Raleigh Capital Management
North Carolina
$9.41K
Optiver Holding
274
Optiver Holding
Netherlands
$9.23K
EWA
275
EverSource Wealth Advisors
Alabama
$8.73K