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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
STEP icon
1151
StepStone Group
STEP
$3.59B
– –
-5,201
Closed -$289K
STLA icon
1152
Stellantis
STLA
$17B
– –
-131,741
Closed -$1.32M
STLD icon
1153
Steel Dynamics
STLD
$36.2B
– –
-24,443
Closed -$3.13M
SWKS icon
1154
Skyworks Solutions
SWKS
$9.4B
– –
-60,093
Closed -$4.48M
SWTX
1155
DELISTED
SpringWorks Therapeutics
SWTX
– –
-2,052,642
Closed -$96.5M
SYNA icon
1156
Synaptics
SYNA
$4.25B
– –
-3,345
Closed -$217K
TAP icon
1157
Molson Coors Class B
TAP
$7.79B
– –
-9,675
Closed -$465K
TARS icon
1158
Tarsus Pharmaceuticals
TARS
$2.6B
– –
-14,721
Closed -$596K
TCBX icon
1159
Third Coast Bancshares
TCBX
$727M
– –
-7,004
Closed -$229K
TDC icon
1160
Teradata
TDC
$2.88B
– –
-31,197
Closed -$696K
TER icon
1161
Teradyne
TER
$57.2B
– –
-50,216
Closed -$4.52M
TFX icon
1162
Teleflex
TFX
$5.86B
– –
-12,047
Closed -$1.43M
TIGO icon
1163
Millicom
TIGO
$15.9B
– –
-12,146
Closed -$455K
TOST icon
1164
Toast
TOST
$19.1B
– –
-14,038
Closed -$622K
TPL icon
1165
Texas Pacific Land
TPL
$27.2B
– –
-1,302
Closed -$458K
TPR icon
1166
Tapestry
TPR
$30.8B
– –
-97,682
Closed -$8.58M
TRGP icon
1167
Targa Resources
TRGP
$57.6B
– –
-14,537
Closed -$2.53M
TROW icon
1168
T. Rowe Price
TROW
$25.6B
– –
-2,342
Closed -$226K
TRP icon
1169
TC Energy
TRP
$70.9B
– –
-9,264
Closed -$452K
TRU icon
1170
TransUnion
TRU
$15.4B
– –
-75,457
Closed -$6.64M
TRV icon
1171
Travelers Companies
TRV
$78.4B
– –
-1,292
Closed -$346K
TSEM icon
1172
Tower Semiconductor
TSEM
$23.9B
– –
-12,026
Closed -$521K
TSLA icon
1173
Tesla
TSLA
$1.22T
– –
-17,617
Closed -$5.6M
TSN icon
1174
Tyson Foods
TSN
$21.4B
– –
-44,070
Closed -$2.47M
TT icon
1175
Trane Technologies
TT
$97.3B
– –
-736
Closed -$322K
45 46
47
48 49

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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 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.