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MF

Magnetar Financial Portfolio holdings

AUM $9.84B
1-Year Est. Return 190.64%
This Fund
S&P 500
This Quarter Est. Return
-7.55%
1 Year Est. Return
+190.64%
3 Year Est. Return
+293.18%
5 Year Est. Return
+491.79%
10 Year Est. Return
+5,174.28%
AUM
$16.5B
AUM Growth
-$4.15B
Cap. Flow
-$2.14B
Cap. Flow %
-12.95%
Top 10 Hldgs %
73.35%
Holding
1,268
New
402
Increased
141
Reduced
153
Closed
415

Top Buys

Rank Stock Value
1
NSC icon
Norfolk Southern
NSC
+$99.5M
2
AL
Air Lease Corp
AL
+$94.4M
3
CYBR
CyberArk
CYBR
+$90.7M
4
WNS
WNS Holdings
WNS
+$82.2M
5
TGNA
TEGNA Inc
TGNA
+$77.7M

Top Sells

Rank Stock Value
1
CRWV
CoreWeave
CRWV
+$1.64B
2
DNB
Dun & Bradstreet
DNB
+$96.7M
3
SWTX
SpringWorks Therapeutics
SWTX
+$96.5M
4
BPMC
Blueprint Medicines
BPMC
+$93.6M
5
SKX
Skechers
SKX
+$89.4M

Sector Composition

Rank Sector Weight
1 Technology 71.81%
2 Financials 7.56%
3 Industrials 3.4%
4 Healthcare 2.61%
5 Communication Services 2.14%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
SVCC
76
Stellar V Capital Corp
SVCC
$230M
$13.4M 0.08%
1,300,000
– –
ATII
77
Archimedes Tech SPAC Partners II Co
ATII
$315M
$13.3M 0.08%
1,300,000
– –
OYSE
78
Oyster Enterprises II Acquisition Corp
OYSE
$350M
$13M 0.08%
+1,300,000
New +$13M
KFII
79
K&F Growth Acquisition Corp II
KFII
$416M
$12.8M 0.08%
1,250,000
– –
NHIC
80
NewHold Investment Corp III
NHIC
$295M
$12.7M 0.08%
1,250,000
– –
GSRFU
81
GSR IV Acquisition Corp Units
GSRFU
$218M
$12.7M 0.08%
+1,250,000
New +$12.6M
OBAWU
82
Oxley Bridge Acquisition Ltd Unit
OBAWU
$12.6M 0.08%
1,250,000
– –
AEXA
83
American Exceptionalism Acquisition Corp
AEXA
$554M
$12M 0.07%
+1,100,000
New +$11.9M
BACC
84
Blue Acquisition Corp
BACC
$294M
$12M 0.07%
+1,200,000
New +$12M
NWE icon
85
NorthWestern Energy
NWE
$4.37B
$11.5M 0.07%
195,522
+186,499
+2,067% +$10.3M
ZIMV
86
DELISTED
ZimVie
ZIMV
$11.4M 0.07%
+603,489
New +$10.2M
INFA
87
DELISTED
Informatica
INFA
$11.3M 0.07%
456,793
– –
MBVIU
88
M3-Brigade Acquisition VI Corp Units
MBVIU
$11.1M 0.07%
+1,100,000
New +$11.1M
FACT
89
FACT II Acquisition Corp
FACT
$259M
$10.9M 0.07%
1,061,498
– –
GTEN
90
Gores Holdings X
GTEN
$472M
$10.5M 0.06%
1,022,724
– –
DRDB
91
Roman DBDR Acquisition Corp II
DRDB
$325M
$10.3M 0.06%
1,000,000
– –
HCMAU
92
HCM III Acquisition Corp Units
HCMAU
$231M
$10.3M 0.06%
+1,000,000
New +$10.2M
LWACU
93
LightWave Acquisition Corp Units
LWACU
$10.3M 0.06%
1,022,800
– –
BLZRU
94
Trailblazer Acquisition Corp Unit
BLZRU
$205M
$10.3M 0.06%
+1,000,000
New +$10.1M
RDAG
95
Republic Digital Acquisition Co
RDAG
$389M
$10.2M 0.06%
1,000,000
– –
IPCX
96
Inflection Point Acquisition Corp III
IPCX
$344M
$10.1M 0.06%
1,000,000
– –
PACHU
97
Pioneer Acquisition I Corp Units
PACHU
$10.1M 0.06%
1,000,000
– –
FAC
98
Factorial Energy Inc
FAC
$494M
$10M 0.06%
1,000,000
– –
IWM icon
99
PUT
iShares Russell 2000 ETF
IWM
$79.1B
$9.68M 0.06%
+40,000
New +$9.18M
WOW
100
DELISTED
WideOpenWest
WOW
$9.62M 0.06%
+1,864,114
New +$8.35M
2 3
4
5 6

Similar funds

HI
HBK Investments Dallas, Texas $9.85B AUM 55.6% 1-Year Est. Return
MPI
Mairs & Power Inc St Paul, Minnesota $9.79B AUM 20.6% 1-Year Est. Return
URS
Utah Retirement Systems Salt Lake City, Utah $9.78B AUM 28.72% 1-Year Est. Return
FPAS
Focus Partners Advisor Solutions Saint Louis, Missouri $9.92B AUM 21.52% 1-Year Est. Return
CCM
Cullen Capital Management New York $9.75B AUM 21.81% 1-Year Est. Return
FCM
Frontier Capital Management Boston, Massachusetts $9.73B AUM 55.65% 1-Year Est. Return
HL
Harding Loevner Bridgewater, New Jersey $9.72B AUM 22.38% 1-Year Est. Return
DCP
Durable Capital Partners Bethesda, Maryland $9.71B AUM 26.27% 1-Year Est. Return

Magnetar Financial's Q3 2025 Portfolio in Review

As of Q3 2025, Magnetar Financial held 1,268 positions worth $16.5B, down 20% from $20.7B the previous quarter. Its ten largest holdings account for 73% of the portfolio.

Magnetar Financial withdrew a net $2.14B in Q3 2025, closing 415 positions and reducing 153 holdings. Its most notable exit was Dun & Bradstreet, an estimated $96.7M position sold in full.

By sector, the portfolio is most concentrated in Technology at 72% of assets, down from 79% a quarter earlier, followed by Financials and Industrials.

Against the trend, Magnetar Financial opened a new position in Norfolk Southern worth $108M.

  • Magnetar Financial's largest Q3 2025 buy was Norfolk Southern: 358,330 shares worth $108M.
  • Magnetar Financial added most to TEGNA Inc in Q3 2025, an estimated $77.7M increase.
  • Magnetar Financial's biggest Q3 2025 reduction was CoreWeave, cutting an estimated $1.64B.
  • Magnetar Financial fully exited Dun & Bradstreet in Q3 2025, selling an estimated $96.7M.
  • Magnetar Financial's ten largest holdings make up 73% of its $16.5B portfolio in Q3 2025.
  • Magnetar Financial opened 402 new positions and closed 415 in Q3 2025.
  • Magnetar Financial's portfolio value fell 20% quarter-over-quarter to $16.5B.

Based on Magnetar Financial's 13F filing for Q3 2025, filed 13 Nov 2025.