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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
OS
1251
DELISTED
OneStream Inc
OS
– –
-10,920
Closed -$201K
SMC
1252
Summit Midstream
SMC
$426M
– –
-10,368
Closed -$213K
UCB
1253
United Community Banks
UCB
$4.24B
– –
-7,459
Closed -$234K
GRDN
1254
Guardian Pharmacy Services
GRDN
$2.5B
– –
-13,782
Closed -$362K
ALDFU
1255
Aldel Financial II Inc Units
ALDFU
$223M
– –
-4
Closed -$43
BA.PRA
1256
Boeing Co 6.00% Series A Preferred Stock
BA.PRA
$7.68B
– –
-100,000
Closed -$6.95M
PRMB
1257
Primo Brands
PRMB
$8.24B
– –
-261,417
Closed -$5.78M
FACTU
1258
FACT II Acquisition Corp Unit
FACTU
– –
-2
Closed -$21
TTAN
1259
ServiceTitan Inc
TTAN
$7.92B
– –
-23,019
Closed -$2.32M
PHLT
1260
DELISTED
Performant Healthcare Inc
PHLT
– –
-2,768,559
Closed -$21.4M
GSRT
1261
DELISTED
GSR III Acquisition Corp
GSRT
– –
-585,653
Closed -$6.07M
GSRTR
1262
DELISTED
GSR III Acquisition Corp Right
GSRTR
– –
-199,200
Closed -$1.69M
AAMI
1263
Acadian Asset Management
AAMI
$3.08B
– –
-7,659
Closed -$369K
SNDK
1264
Sandisk
SNDK
$180B
– –
-4,125
Closed -$463K
NPACU
1265
New Providence Acquisition Corp III Units
NPACU
$284M
– –
-10
Closed -$103
GTENU
1266
Gores Holdings X Units
GTENU
– –
-12
Closed -$125
PCAPU
1267
ProCap Acquisition Corp Unit
PCAPU
$213M
– –
-8
Closed -$85
TGE.WS
1268
The Generation Essentials Group Warrants
TGE.WS
– –
-69,200
Closed -$9.06K
CHYM
1269
Chime Financial
CHYM
$8.76B
– –
-234,189
Closed -$4.72M
PACHU
1270
Pioneer Acquisition I Corp Units
PACHU
– –
-1,000,000
Closed -$10.1M
LWACU
1271
LightWave Acquisition Corp Units
LWACU
– –
-1,022,800
Closed -$10.3M
OBAWU
1272
Oxley Bridge Acquisition Ltd Unit
OBAWU
– –
-1,250,000
Closed -$12.6M
FIGXU
1273
FIGX Capital Acquisition Corp Units
FIGXU
– –
-500,000
Closed -$5.04M
CCIIU
1274
Cohen Circle Acquisition Corp II Unit
CCIIU
– –
-300,000
Closed -$3.09M
EVAC.U
1275
EQV Ventures Acquisition Corp II Units
EVAC.U
– –
-2,500,000
Closed -$25M
48 49 50
51
52

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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 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.