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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
+259.01%
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
$20.7B
AUM Growth
+$13B
Cap. Flow
+$280M
Cap. Flow %
1.36%
Top 10 Hldgs %
79.59%
Holding
1,244
New
524
Increased
170
Reduced
136
Closed
374

Top Buys

Rank Stock Value
1
DNB
Dun & Bradstreet
DNB
+$95.2M
2
SWTX
SpringWorks Therapeutics
SWTX
+$91.3M
3
TXNM
TXNM Energy Inc
TXNM
+$89.9M
4
SKX
Skechers
SKX
+$81.4M
5
AVDX
AvidXchange
AVDX
+$76.2M

Top Sells

Rank Stock Value
1
BECN
Beacon Roofing Supply, Inc.
BECN
+$92.1M
2
DFS
Discover Financial Services
DFS
+$86.6M
3
VRN
Veren
VRN
+$83.7M
4
PYCR
Paycor HCM, Inc. Common Stock
PYCR
+$82.4M
5
BERY
Berry Global Group, Inc.
BERY
+$78.1M

Sector Composition

Rank Sector Weight
1 Technology 79.1%
2 Financials 5.67%
3 Healthcare 2.17%
4 Industrials 1.84%
5 Communication Services 1.27%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
LOCO icon
1001
El Pollo Loco
LOCO
$497M
– –
-33,797
Closed -$348K
LOPE icon
1002
Grand Canyon Education
LOPE
$3.99B
– –
-6,729
Closed -$1.16M
LSTR icon
1003
Landstar System
LSTR
$6.29B
– –
-22,363
Closed -$3.36M
LVS icon
1004
Las Vegas Sands
LVS
$32B
– –
-9,288
Closed -$359K
LXFR icon
1005
Luxfer Holdings
LXFR
$456M
– –
-14,018
Closed -$166K
LYB icon
1006
LyondellBasell Industries
LYB
$18.8B
– –
-8,753
Closed -$616K
MAIN icon
1007
Main Street Capital
MAIN
$5.14B
– –
-5,325
Closed -$301K
MBWM icon
1008
Mercantile Bank Corp
MBWM
$1.04B
– –
-9,975
Closed -$433K
MC icon
1009
Moelis & Co
MC
$5.1B
– –
-23,631
Closed -$1.38M
MCO icon
1010
Moody's
MCO
$83.9B
– –
-2,535
Closed -$1.18M
MCS icon
1011
Marcus Corp
MCS
$766M
– –
-14,186
Closed -$237K
MDXG icon
1012
MiMedx Group
MDXG
$649M
– –
-16,876
Closed -$128K
MEDP icon
1013
Medpace
MEDP
$15.9B
– –
-8,749
Closed -$2.67M
MERC icon
1014
Mercer International
MERC
$45.6M
– –
-29,662
Closed -$182K
META icon
1015
Meta Platforms (Facebook)
META
$1.51T
– –
-371
Closed -$214K
MGM icon
1016
MGM Resorts International
MGM
$11.8B
– –
-10,390
Closed -$308K
MGRC icon
1017
McGrath RentCorp
MGRC
$2.95B
– –
-7,643
Closed -$851K
MIDD icon
1018
Middleby
MIDD
$6.11B
– –
-38
Closed -$5.78K
MKL icon
1019
Markel Group
MKL
$25.5B
– –
-225
Closed -$421K
MLKN icon
1020
MillerKnoll
MLKN
$1.61B
– –
-16,656
Closed -$319K
MOV icon
1021
Movado Group
MOV
$846M
– –
-23,189
Closed -$388K
MSA icon
1022
Mine Safety
MSA
$6.94B
– –
-1,567
Closed -$230K
MTSI icon
1023
MACOM Technology Solutions
MTSI
$19B
– –
-48,709
Closed -$4.89M
NBIX icon
1024
Neurocrine Biosciences
NBIX
$18.4B
– –
-9,935
Closed -$1.1M
NCMI icon
1025
National CineMedia
NCMI
$371M
– –
-20,542
Closed -$120K
39 40
41
42 43

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HI
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MPI
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URS
Utah Retirement Systems Salt Lake City, Utah $9.78B AUM 28.72% 1-Year Est. Return
FPAS
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CCM
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FCM
Frontier Capital Management Boston, Massachusetts $9.73B AUM 55.65% 1-Year Est. Return
HL
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DCP
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Magnetar Financial's Q2 2025 Portfolio in Review

As of Q2 2025, Magnetar Financial held 1,244 positions worth $20.7B, up 171% from $7.61B the previous quarter. Its ten largest holdings account for 80% of the portfolio.

Magnetar Financial's Q2 2025 filing shows 524 new, 170 increased, 136 reduced and 374 closed positions. Its largest new stake was Dun & Bradstreet: 10,636,170 shares worth $96.7M. The largest sale was Beacon Roofing Supply, Inc., an estimated $92.1M.

By sector, the portfolio is most concentrated in Technology at 79% of assets, up from 53% a quarter earlier, followed by Financials and Healthcare.

  • Magnetar Financial's largest Q2 2025 buy was Dun & Bradstreet: 10,636,170 shares worth $96.7M.
  • Magnetar Financial added most to Blueprint Medicines in Q2 2025, an estimated $75.4M increase.
  • Magnetar Financial's biggest Q2 2025 reduction was M3-Brigade Acquisition V Corp Units, cutting an estimated $30.3M.
  • Magnetar Financial fully exited Beacon Roofing Supply, Inc. in Q2 2025, selling an estimated $92.1M.
  • Magnetar Financial's ten largest holdings make up 80% of its $20.7B portfolio in Q2 2025.
  • Magnetar Financial opened 524 new positions and closed 374 in Q2 2025.
  • Magnetar Financial's portfolio value rose 171% quarter-over-quarter to $20.7B.

Based on Magnetar Financial's 13F filing for Q2 2025, filed 12 Aug 2025.