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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

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
WEAV icon
601
Weave Communications
WEAV
$553M
$397K ﹤0.01%
47,662
+4,079
+9% +$39.5K
FERG icon
602
Ferguson
FERG
$43.9B
$396K ﹤0.01%
1,819
-3,973
-69% -$731K
VIRT icon
603
Virtu Financial
VIRT
$5.04B
$396K ﹤0.01%
+8,840
New +$356K
CVCO icon
604
Cavco Industries
CVCO
$4.36B
$390K ﹤0.01%
898
+357
+66% +$167K
PHR icon
605
Phreesia
PHR
$689M
$390K ﹤0.01%
13,686
-5,117
-27% -$130K
PLMR icon
606
Palomar
PLMR
$3.79B
$386K ﹤0.01%
+2,502
New +$387K
CSX icon
607
CSX Corp
CSX
$94B
$386K ﹤0.01%
11,825
-223,062
-95% -$6.71M
ENTG icon
608
Entegris
ENTG
$16.3B
$383K ﹤0.01%
+4,752
New +$361K
KVYO icon
609
Klaviyo
KVYO
$5.8B
$381K ﹤0.01%
11,347
-1,902
-14% -$60.3K
COUR icon
610
Coursera
COUR
$1.77B
$379K ﹤0.01%
+43,268
New +$354K
ICUI icon
611
ICU Medical
ICUI
$4.16B
$378K ﹤0.01%
+2,857
New +$387K
MOFG
612
DELISTED
MidWestOne Financial Group
MOFG
$377K ﹤0.01%
+13,117
New +$370K
KGC icon
613
Kinross Gold
KGC
$27.7B
$373K ﹤0.01%
23,868
+2,946
+14% +$42.9K
TXT icon
614
Textron
TXT
$14.9B
$372K ﹤0.01%
+4,628
New +$335K
CLS icon
615
Celestica
CLS
$37.8B
$371K ﹤0.01%
2,378
-40,708
-94% -$4.33M
AMR icon
616
Alpha Metallurgical Resources
AMR
$1.77B
$366K ﹤0.01%
3,258
-349
-10% -$40.8K
GEV icon
617
GE Vernova
GEV
$240B
$365K ﹤0.01%
690
-8,455
-92% -$3.52M
DAR icon
618
Darling Ingredients
DAR
$9.32B
$360K ﹤0.01%
9,499
-173,286
-95% -$5.7M
SNV
619
DELISTED
Synovus
SNV
$360K ﹤0.01%
+6,960
New +$320K
NABL icon
620
N-able
NABL
$844M
$359K ﹤0.01%
+44,319
New +$331K
NPACW
621
New Providence Acquisition Corp III Warrants
NPACW
$2.53M
$359K ﹤0.01%
+583,330
New +$432K
USNA icon
622
Usana Health Sciences
USNA
$419M
$358K ﹤0.01%
11,720
-303
-3% -$8.6K
OII icon
623
Oceaneering
OII
$4.64B
$356K ﹤0.01%
+17,181
New +$331K
VKTX icon
624
Viking Therapeutics
VKTX
$3.88B
$355K ﹤0.01%
13,383
+3,696
+38% +$97.3K
ZBH icon
625
Zimmer Biomet
ZBH
$18.8B
$354K ﹤0.01%
+3,884
New +$376K

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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.