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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
-18.31%
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
$10.2B
AUM Growth
-$6.3B
Cap. Flow
-$1.76B
Cap. Flow %
-17.26%
Top 10 Hldgs %
56.41%
Holding
1,310
New
462
Increased
107
Reduced
157
Closed
414

Top Buys

Rank Stock Value
1
CMA
Comerica
CMA
+$91.8M
2
REVG
REV Group
REVG
+$90.3M
3
KVUE icon
Kenvue
KVUE
+$86.1M
4
RNAM
Avidity Biosciences
RNAM
+$74.8M
5
WBD icon
Warner Bros
WBD
+$74.4M

Top Sells

Rank Stock Value
1
CRWV
CoreWeave
CRWV
+$1.4B
2
MRUS
Merus
MRUS
+$98.4M
3
K
Kellanova
K
+$93.8M
4
AVDX
AvidXchange
AVDX
+$84.2M
5
WNS
WNS Holdings
WNS
+$83.8M

Sector Composition

Rank Sector Weight
1 Technology 53.79%
2 Financials 14.35%
3 Industrials 5.38%
4 Healthcare 4.38%
5 Communication Services 3.15%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
OTGAU
151
OTG Acquisition Corp I Unit
OTGAU
$6.62M 0.06%
650,000
– –
ZEUS
152
DELISTED
Olympic Steel
ZEUS
$6.59M 0.06%
+154,020
New +$5.5M
JACS
153
Jackson Acquisition Co II
JACS
$317M
$6.25M 0.06%
600,000
– –
AACB
154
Artius II Acquisition Inc
AACB
$291M
$6.18M 0.06%
600,000
– –
EGHA
155
EGH Acquisition Corp
EGHA
$212M
$6.08M 0.06%
+600,000
New +$6.06M
DSACU
156
Daedalus Special Acquisition Corp Unit
DSACU
$6.03M 0.06%
+600,000
New +$6.03M
VHCPU
157
Vine Hill Capital Investment Corp II Units
VHCPU
$177M
$6.03M 0.06%
+601,600
New +$6.04M
DNMX
158
Dynamix Corp III
DNMX
$269M
$5.93M 0.06%
+600,000
New +$5.94M
DSGX icon
159
Descartes Systems
DSGX
$6.79B
$5.87M 0.06%
66,947
-2,033
-3% -$182K
ADSK icon
160
Autodesk
ADSK
$52.4B
$5.8M 0.06%
19,599
+9,533
+95% +$2.88M
A icon
161
Agilent Technologies
A
$39.7B
$5.63M 0.06%
41,347
+24,832
+150% +$3.57M
COPL
162
Copley Acquisition Corp
COPL
$248M
$5.6M 0.05%
547,400
– –
SBXD
163
SilverBox Corp IV
SBXD
$276M
$5.51M 0.05%
520,823
– –
HAVAU
164
Harvard Ave Acquisition Corporation Unit
HAVAU
$196M
$5.51M 0.05%
+550,000
New +$5.51M
NOVTU
165
Novanta Inc Units
NOVTU
$664M
$5.46M 0.05%
+100,000
New +$5.28M
CUBE icon
166
CubeSmart
CUBE
$9.65B
$5.4M 0.05%
149,751
+53,180
+55% +$2.02M
PLMK
167
Plum Acquisition Corp IV
PLMK
$256M
$5.21M 0.05%
500,000
– –
CEPT
168
DELISTED
Cantor Equity Partners II
CEPT
$5.18M 0.05%
460,000
-14,000
-3% -$158K
TEL icon
169
TE Connectivity
TEL
$60.5B
$5.18M 0.05%
22,754
+18,044
+383% +$4.17M
CEPV
170
Cantor Equity Partners V
CEPV
$332M
$5.13M 0.05%
+500,000
New +$5.13M
CAEP
171
DELISTED
Cantor Equity Partners III
CAEP
$5.1M 0.05%
500,000
– –
SAC.U
172
Safeguard Acquisition Corp Units
SAC.U
$5.04M 0.05%
+500,000
New +$5.04M
LKSPU
173
Lake Superior Acquisition Corp Units
LKSPU
$5.04M 0.05%
+495,208
New +$5M
FIGX
174
FIGX Capital Acquisition Corp
FIGX
$199M
$5.03M 0.05%
+500,000
New +$5.03M
HCACU
175
Hall Chadwick Acquisition Corp Unit
HCACU
$191M
$5.01M 0.05%
+500,000
New +$5.01M
5 6
7
8 9

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HI
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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 Q4 2025 Portfolio in Review

As of Q4 2025, Magnetar Financial held 1,310 positions worth $10.2B, down 38% from $16.5B the previous quarter. Its ten largest holdings account for 56% of the portfolio.

Magnetar Financial withdrew a net $1.76B in Q4 2025, closing 414 positions and reducing 157 holdings. Its most notable exit was Merus, an estimated $98.4M position sold in full.

By sector, the portfolio is most concentrated in Technology at 54% of assets, down from 72% a quarter earlier, followed by Financials and Industrials.

Against the trend, Magnetar Financial opened a new position in Comerica worth $99.1M.

  • Magnetar Financial's largest Q4 2025 buy was Comerica: 1,139,969 shares worth $99.1M.
  • Magnetar Financial added most to Qorvo in Q4 2025, an estimated $47.5M increase.
  • Magnetar Financial's biggest Q4 2025 reduction was CoreWeave, cutting an estimated $1.4B.
  • Magnetar Financial fully exited Merus in Q4 2025, selling an estimated $98.4M.
  • Magnetar Financial's ten largest holdings make up 56% of its $10.2B portfolio in Q4 2025.
  • Magnetar Financial opened 462 new positions and closed 414 in Q4 2025.
  • Magnetar Financial's portfolio value fell 38% quarter-over-quarter to $10.2B.

Based on Magnetar Financial's 13F filing for Q4 2025, filed 17 Feb 2026.