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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
HVIIR
751
Hennessy Capital Investment Corp VII Rights
HVIIR
$203K ﹤0.01%
700,000
– –
OS
752
DELISTED
OneStream Inc
OS
$201K ﹤0.01%
10,920
+1,220
+13% +$26.8K
HRMY icon
753
Harmony Biosciences
HRMY
$2.04B
$201K ﹤0.01%
+7,299
New +$251K
PCAPW
754
ProCap Acquisition Corp Warrant
PCAPW
$2.67M
$200K ﹤0.01%
+298,964
New +$197K
IOT icon
755
Samsara
IOT
$21.7B
$200K ﹤0.01%
+5,372
New +$200K
NEE icon
756
NextEra Energy
NEE
$181B
$198K ﹤0.01%
+2,621
New +$192K
APO icon
757
Apollo Global Management
APO
$72.4B
$194K ﹤0.01%
+1,456
New +$206K
SIBN icon
758
SI-BONE Inc
SIBN
$788M
$192K ﹤0.01%
13,071
+2,827
+28% +$46.2K
WEAV icon
759
Weave Communications
WEAV
$520M
$189K ﹤0.01%
28,316
-19,346
-41% -$149K
TDACW
760
Translational Development Acquisition Corp Warrants
TDACW
$16M
$189K ﹤0.01%
650,000
– –
KELYA icon
761
Kelly Services Class A
KELYA
$514M
$184K ﹤0.01%
+14,010
New +$187K
VACHW
762
DELISTED
Voyager Acquisition Corp Warrants
VACHW
$183K ﹤0.01%
1,078,110
– –
NTWOW
763
Newbury Street II Acquisition Corp Warrant
NTWOW
$3.17M
$181K ﹤0.01%
725,000
– –
DOLE icon
764
Dole
DOLE
$1.35B
$180K ﹤0.01%
13,422
-20,478
-60% -$287K
RTACW
765
Renatus Tactical Acquisition Corp I Warrant
RTACW
$7.66M
$180K ﹤0.01%
150,000
– –
JENA.RT
766
Jena Acquisition Corp II Rights
JENA.RT
$180K ﹤0.01%
+900,000
New +$173K
BACCR
767
Blue Acquisition Corp Right
BACCR
$180K ﹤0.01%
+1,200,000
New +$178K
AUPH icon
768
Aurinia Pharmaceuticals
AUPH
$1.91B
$176K ﹤0.01%
+15,947
New +$174K
KFIIR
769
K&F Growth Acquisition Corp II Rights
KFIIR
$175K ﹤0.01%
1,250,000
– –
RAAQW
770
DELISTED
Real Asset Acquisition Corp Warrants
RAAQW
$169K ﹤0.01%
375,000
– –
CRAQR
771
Cal Redwood Acquisition Corp Right
CRAQR
$168K ﹤0.01%
730,033
– –
MDXG icon
772
MiMedx Group
MDXG
$602M
$167K ﹤0.01%
+23,892
New +$166K
ADCT icon
773
ADC Therapeutics
ADCT
$134M
$156K ﹤0.01%
39,092
– –
JACS.RT
774
Jackson Acquisition Co II Rights
JACS.RT
$156K ﹤0.01%
600,000
– –
CGEM icon
775
Cullinan Oncology
CGEM
$1.01B
$156K ﹤0.01%
+26,263
New +$192K
29 30
31
32 33

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URS
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CCM
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FCM
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DCP
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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.