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Magnite

304 hedge funds and large institutions have $2.22B invested in Magnite in 2025 Q4 according to their latest regulatory filings, with 56 funds opening new positions, 122 increasing their positions, 93 reducing their positions, and 55 closing their positions.

New
Increased
Maintained
Reduced
Closed

49% more call options, than puts

Call options by funds: $97.9M | Put options by funds: $65.5M

31% more repeat investments, than reductions

Existing positions increased: 122 | Existing positions reduced: 93

2% more first-time investments, than exits

New positions opened: 56 | Existing positions closed: 55

1.75% less ownership

Funds ownership: 96.9%95.15% (-1.7%)

4% less funds holding

Funds holding: 316304 (-12)

9% less funds holding in top 10

Funds holding in top 10: 1110 (-1)

26% less capital invested

Capital invested by funds: $3B → $2.22B (-$785M)

Holders
304
Holders Change
-12
Holders Change %
-3.8%
% of All Funds
3.7%
Holding in Top 10
10
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-9.09%
% of All Funds
0.12%
New
56
Increased
122
Reduced
93
Closed
55
Calls
$97.9M
Puts
$65.5M
Net Calls
+$32.4M
Net Calls Change
-$9.76M
Name Holding Trade Value Shares
Change
Change in
Stake
Vanguard Group
1
Vanguard Group
Pennsylvania
$240M +$2.46M +148,198 +1%
Capital Research Global Investors
2
Capital Research Global Investors
California
$210M +$98.6M +5,937,428 +85%
BlackRock
3
BlackRock
New York
$188M +$2.99M +180,094 +2%
Wellington Management Group
4
Wellington Management Group
Massachusetts
$140M +$57.8M +3,484,689 +68%
Fidelity Investments
5
Fidelity Investments
Massachusetts
$109M -$173M -10,439,840 -61%
American Century Companies
6
American Century Companies
Missouri
$85.8M +$11.5M +692,858 +15%
Boston Partners
7
Boston Partners
Massachusetts
$66.6M -$5.65M -340,111 -8%
Dimensional Fund Advisors
8
Dimensional Fund Advisors
Texas
$58.7M +$806K +48,566 +1%
N
9
Nuveen
North Carolina
$57.3M +$7.29M +439,072 +14%
Geode Capital Management
10
Geode Capital Management
Massachusetts
$55.7M +$580K +34,969 +1%
State Street
11
State Street
Massachusetts
$51M +$252K +15,201 +0.5%
GIM
12
Granahan Investment Management
Massachusetts
$50.6M -$12.6M -757,249 -20%
NTCM
13
Nine Ten Capital Management
Illinois
$48.7M +$2.41M +145,000 +5%
EC
14
Edenbrook Capital
New York
$45.2M +$11.2M +677,666 +32%
OAM
15
Ophir Asset Management
Australia
$38.7M +$39.6M +2,384,187 New
3C
16
325 Capital
New York
$32.5M +$22.5M +1,355,326 +208%
Morgan Stanley
17
Morgan Stanley
New York
$30.2M -$3.05M -183,699 -9%
Goldman Sachs
18
Goldman Sachs
New York
$28.6M -$10.4M -624,402 -26%
BGC
19
Blue Grotto Capital
Georgia
$26.4M +$1.33M +79,986 +5%
NSGL
20
No Street GP LP
California
$23.9M +$24.5M +1,475,000 New
KCM
21
Kennedy Capital Management
Missouri
$23.3M +$3.69M +222,357 +18%
MP
22
Maestria Partners
Georgia
$22.1M +$3.69M +222,334 +19%
Northern Trust
23
Northern Trust
Illinois
$20.6M -$1.54M -92,988 -7%
Charles Schwab
24
Charles Schwab
California
$19.3M -$504K -30,347 -2%
Bank of New York Mellon
25
Bank of New York Mellon
New York
$19.2M -$1.3M -78,575 -6%