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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
SAM icon
1126
Boston Beer
SAM
$1.93B
– –
-18,012
Closed -$3.44M
SCHW
1127
Charles Schwab
SCHW
$181B
– –
-5,491
Closed -$501K
SCSC icon
1128
Scansource
SCSC
$1.15B
– –
-7,045
Closed -$295K
SDRL icon
1129
Seadrill
SDRL
$2.7B
– –
-20,866
Closed -$548K
SEMR
1130
DELISTED
Semrush
SEMR
– –
-28,048
Closed -$254K
SFNC icon
1131
Simmons First National
SFNC
$3.38B
– –
-22,549
Closed -$428K
SGHC icon
1132
SGHC Ltd
SGHC
$7.15B
– –
-44,679
Closed -$490K
SITM icon
1133
SiTime
SITM
$15.8B
– –
-1,465
Closed -$312K
SKY icon
1134
Champion Homes
SKY
$4.41B
– –
-40,439
Closed -$2.53M
SKX
1135
DELISTED
Skechers
SKX
– –
-1,416,775
Closed -$89.4M
SLGN icon
1136
Silgan Holdings
SLGN
$4.34B
– –
-55,801
Closed -$3.02M
SMP icon
1137
Standard Motor Products
SMP
$861M
– –
-24,555
Closed -$754K
SMR icon
1138
NuScale Power
SMR
$2.98B
– –
-86,346
Closed -$3.42M
SMWB icon
1139
Similarweb
SMWB
$632M
– –
-34,633
Closed -$272K
SNAP icon
1140
Snap
SNAP
$7.89B
– –
-100,525
Closed -$874K
SNEX icon
1141
StoneX
SNEX
$9.39B
– –
-11,891
Closed -$482K
SNV
1142
DELISTED
Synovus
SNV
– –
-6,960
Closed -$360K
SOUN icon
1143
SoundHound AI
SOUN
$2.68B
– –
-122,222
Closed -$1.31M
SPG icon
1144
Simon Property Group
SPG
$74.7B
– –
-13,929
Closed -$2.24M
SPNS
1145
DELISTED
Sapiens International
SPNS
– –
-42,708
Closed -$1.25M
SPOK icon
1146
Spok Holdings
SPOK
$225M
– –
-18,480
Closed -$327K
SPSC icon
1147
SPS Commerce
SPSC
$2.42B
– –
-8,110
Closed -$1.1M
SPTN
1148
DELISTED
SpartanNash
SPTN
– –
-1,065,628
Closed -$28.2M
SRE icon
1149
Sempra
SRE
$58.6B
– –
-39,994
Closed -$3.03M
SSYS icon
1150
Stratasys
SSYS
$697M
– –
-281,942
Closed -$3.23M
44 45
46
47 48

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.