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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
OMCL icon
726
Omnicell
OMCL
$1.61B
$230K ﹤0.01%
+7,559
New +$232K
JOUT icon
727
Johnson Outdoors
JOUT
$491M
$230K ﹤0.01%
+5,695
New +$212K
BAH icon
728
Booz Allen Hamilton
BAH
$8.39B
$230K ﹤0.01%
2,300
-32,921
-93% -$3.52M
WMT icon
729
Walmart Inc
WMT
$885B
$228K ﹤0.01%
2,217
-2,656
-55% -$264K
SRRK icon
730
Scholar Rock
SRRK
$5.67B
$228K ﹤0.01%
+6,123
New +$214K
BTU icon
731
Peabody Energy
BTU
$2.6B
$226K ﹤0.01%
+8,526
New +$152K
QNST icon
732
QuinStreet
QNST
$890M
$226K ﹤0.01%
+14,579
New +$231K
NHICW
733
NewHold Investment Corp III Warrants
NHICW
$225K ﹤0.01%
625,000
– –
MXL icon
734
MaxLinear
MXL
$6.06B
$224K ﹤0.01%
+13,958
New +$219K
IBEX icon
735
IBEX
IBEX
$473M
$224K ﹤0.01%
+5,526
New +$176K
GTENW
736
Gores Holdings X Warrants
GTENW
$6.96M
$222K ﹤0.01%
255,681
– –
OYSER
737
Oyster Enterprises II Acquisition Corp Rights
OYSER
$221K ﹤0.01%
+1,300,000
New +$221K
CABO icon
738
Cable One
CABO
$227M
$220K ﹤0.01%
1,241
-2,765
-69% -$415K
EXTR icon
739
Extreme Networks
EXTR
$3.94B
$219K ﹤0.01%
10,601
-1,984
-16% -$39.4K
EME icon
740
Emcor
EME
$35.2B
$216K ﹤0.01%
+332
New +$201K
WENNW
741
Wen Acquisition Corp Warrant
WENNW
$5.25M
$216K ﹤0.01%
+375,000
New +$240K
DVN icon
742
Devon Energy
DVN
$52.1B
$215K ﹤0.01%
6,129
-1,238
-17% -$42.1K
UMBF icon
743
UMB Financial
UMBF
$11.1B
$214K ﹤0.01%
1,811
-28,124
-94% -$3.24M
TIPT icon
744
Tiptree Inc
TIPT
$662M
$214K ﹤0.01%
+11,147
New +$248K
SMC
745
Summit Midstream
SMC
$426M
$213K ﹤0.01%
10,368
+206
+2% +$4.79K
PHR icon
746
Phreesia
PHR
$663M
$211K ﹤0.01%
8,950
-4,736
-35% -$129K
NRIX icon
747
Nurix Therapeutics
NRIX
$2.41B
$208K ﹤0.01%
+22,535
New +$234K
BARK icon
748
BARK
BARK
$81.8M
$208K ﹤0.01%
12,500
– –
OKTA icon
749
Okta
OKTA
$24.7B
$206K ﹤0.01%
+2,245
New +$210K
BACQR
750
DELISTED
Inflection Point Acquisition Corp IV Right
BACQR
$204K ﹤0.01%
300,000
– –
28 29
30
31 32

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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 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.