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MF

Magnetar Financial Portfolio holdings

AUM $11B
1-Year Est. Return 3.37%
This Fund
S&P 500
This Quarter Est. Return
+7.2%
1 Year Est. Return
-3.37%
3 Year Est. Return
+334.16%
5 Year Est. Return
+550.58%
10 Year Est. Return
+5,328.36%
AUM
$9.84B
AUM Growth
-$362M
Cap. Flow
-$294M
Cap. Flow %
-2.99%
Top 10 Hldgs %
55.7%
Holding
1,493
New
604
Increased
145
Reduced
173
Closed
363

Top Buys

Rank Stock Value
1
PEN icon
Penumbra
PEN
+$85.1M
2
WBS
Webster Financial
WBS
+$77.3M
3
AAUC
Allied Gold Corp
AAUC
+$76.1M
4
MASI
Masimo
MASI
+$66.2M
5
MCHPP
Microchip Technology Inc 7.50% Series A Preferred Stock
MCHPP
+$65.3M

Top Sells

Rank Stock Value
1
CMA
Comerica
CMA
+$99.1M
2
REVG
REV Group
REVG
+$97.8M
3
FYBR
Frontier Communications
FYBR
+$89.2M
4
CYBR
CyberArk
CYBR
+$89M
5
TGNA
TEGNA Inc
TGNA
+$84.5M

Sector Composition

Rank Sector Weight
1 Technology 53.03%
2 Financials 19.67%
3 Miscellaneous 8.46%
4 Industrials 4.76%
5 Healthcare 4.19%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
RAIN
1051
Rain Enhancement Technologies
RAIN
$11.4M
$60.9K ﹤0.01%
+23,970
New +$69.8K
BRRWW
1052
ProCap Financial Inc
BRRWW
$58.2K ﹤0.01%
205,000
– –
BCSS.WS
1053
Bain Capital GSS Investment Corp Warrants
BCSS.WS
$55.8K ﹤0.01%
90,000
– –
PRME icon
1054
Prime Medicine
PRME
$657M
$54.9K ﹤0.01%
+15,784
New +$60.1K
LAFAR
1055
LaFayette Acquisition Corp Rights
LAFAR
$53.6K ﹤0.01%
+425,000
New +$72K
TSHA icon
1056
Taysha Gene Therapies
TSHA
$1.87B
$51K ﹤0.01%
+11,409
New +$53K
CCIIW
1057
Cohen Circle Acquisition Corp II Warrant
CCIIW
$50.6K ﹤0.01%
75,000
– –
DNUT icon
1058
Krispy Kreme
DNUT
$606M
$49.9K ﹤0.01%
+14,717
New +$50.8K
BEBE.WS
1059
TGE Value Creative Solutions Corp Warrants
BEBE.WS
$47.3K ﹤0.01%
+200,000
New +$48.5K
OIMAW
1060
OneIM Acquisition Corp Warrant
OIMAW
$46.3K ﹤0.01%
+66,665
New +$48.2K
SOCAW
1061
Solarius Capital Acquisition Corp Warrant
SOCAW
$2.21M
$45.2K ﹤0.01%
200,500
– –
TMC icon
1062
TMC The Metals Company
TMC
$2.19B
$43.8K ﹤0.01%
+50,260
New +$324K
AIIA.RT
1063
AI Infrastructure Acquisition Corp Rights
AIIA.RT
$43.8K ﹤0.01%
175,000
– –
COPL.WS
1064
Copley Acquisition Corp Warrants
COPL.WS
$41.1K ﹤0.01%
273,700
– –
PGEN icon
1065
Precigen
PGEN
$2.5B
$39.4K ﹤0.01%
+10,188
New +$41.8K
CRACW
1066
Crown Reserve Acquisition Corp I Warrant
CRACW
$517K
$35.3K ﹤0.01%
742,500
– –
SBXD.WS
1067
SilverBox Corp IV Warrants
SBXD.WS
$33.1K ﹤0.01%
150,481
-36,546
-20% -$9.07K
MKLYR
1068
McKinley Acquisition Corp Rights
MKLYR
$33K ﹤0.01%
300,000
– –
INACR
1069
Indigo Acquisition Corp Right
INACR
$30.9K ﹤0.01%
225,000
– –
TAVIR
1070
Tavia Acquisition Corp Right
TAVIR
$26K ﹤0.01%
200,000
– –
MACIW
1071
Melar Acquisition Corp I Warrant
MACIW
$982K
$23.2K ﹤0.01%
185,625
– –
MCGAW
1072
Yorkville Acquisition Corp Warrant
MCGAW
$1.76M
$23K ﹤0.01%
66,664
– –
JD icon
1073
JD.com
JD
$38.6B
$19.9K ﹤0.01%
+687
New +$19.4K
AMOD
1074
Alpha Modus Holdings
AMOD
$12.6M
$18.8K ﹤0.01%
+1,406
New +$34.7K
CHECW
1075
Chenghe Acquisition III Co Warrants
CHECW
$849K
$18.8K ﹤0.01%
100,000
– –
41 42
43
44 45

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LCAM
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IIM
INTECH Investment Management West Palm Beach, Florida $10.9B AUM 37.22% 1-Year Est. Return
RCMNY
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MPI
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RCMF
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SIM
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ACA
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Magnetar Financial's Q1 2026 Portfolio in Review

As of Q1 2026, Magnetar Financial held 1,493 positions worth $9.84B, down 3.5% from $10.2B the previous quarter. Its ten largest holdings account for 56% of the portfolio.

Magnetar Financial's Q1 2026 filing shows 604 new, 145 increased, 173 reduced and 363 closed positions. Its largest new stake was Penumbra: 251,433 shares worth $82.6M. The largest sale was Comerica, an estimated $99.1M.

By sector, the portfolio is most concentrated in Technology at 53% of assets, down from 54% a quarter earlier, followed by Financials and Miscellaneous.

  • Magnetar Financial's largest Q1 2026 buy was Penumbra: 251,433 shares worth $82.6M.
  • Magnetar Financial added most to Webster Financial in Q1 2026, an estimated $77.3M increase.
  • Magnetar Financial's biggest Q1 2026 reduction was Shift4 Payments Inc 6.00% Series A Preferred Stock, cutting an estimated $37.3M.
  • Magnetar Financial fully exited Comerica in Q1 2026, selling an estimated $99.1M.
  • Magnetar Financial's ten largest holdings make up 56% of its $9.84B portfolio in Q1 2026.
  • Magnetar Financial opened 604 new positions and closed 363 in Q1 2026.
  • Magnetar Financial's portfolio value fell 3.5% quarter-over-quarter to $9.84B.

Based on Magnetar Financial's 13F filing for Q1 2026, filed 13 May 2026.