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Magnetar Financial

Magnetar Financial Portfolio holdings

AUM $11B Turnover 60.05%
1-Year Est. Return 3.37%
 

Magnetar Financial is a multi-strategy alternative investment manager that led the 2023 Series B funding round of CoreWeave, the cloud computing provider. Alec Litowitz, formerly of Citadel, and Ross Laser, formerly of Glenwood Capital Partners, founded it in 2005. Its credit business finances assets and companies in fields like auto finance, film finance, solar power and farm lending, and it also runs systematic trading strategies. In 2024 it launched a ventures business that backs early- to growth-stage companies, largely in AI and technology.

This Fund
S&P 500
This Quarter Est. Return
+19.36%
1 Year Est. Return
-3.37%
3 Year Est. Return
+334.16%
5 Year Est. Return
+550.58%
10 Year Est. Return
+5,328.35%
AUM
$11B
AUM Growth
+$1.11B
Cap. Flow
-$1.86B
Cap. Flow %
-16.95%
Top 10 Hldgs %
54.3%
Holding
1,622
New
486
Increased
140
Reduced
195
Closed
488
Avg Time Held Equity + Options
0.3 years
Top 10 Avg Time Held Equity + Options
0.4 years
Top 20 Avg Time Held Equity + Options
0.4 years
Avg Time Held Equity only
0.3 years
Top 10 Avg Time Held Equity only
0.4 years
Top 20 Avg Time Held Equity only
0.4 years

Top Sells

Rank Stock Value
1
CRWV icon
CoreWeave
CRWV
+$1.78B
2
AL icon
Air Lease Corp
AL
+$87.2M
3
PRA icon
ProAssurance
PRA
+$80.3M
4
MASI icon
Masimo
MASI
+$76M
5
CSGS icon
CSG Systems International
CSGS
+$64.5M

Sector Composition

Rank Sector Weight
1 Technology 51.83%
2 Financials 20.12%
3 Miscellaneous 11.72%
4 Industrials 3.3%
5 Healthcare 2.83%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow Held Since
CRWV icon
1
CoreWeave
CRWV
$29.6B
$5.18B 47.26%
52,062,927
-16,503,467
-24% -$1.78B
2025 Q1
5 quarters
HPE.PRC icon
2
Hewlett Packard Enterprise 7.625% Series C Preferred Stock
HPE.PRC
$4.1B
$89M 0.81%
760,010
-164,990
-18% -$15.6M
2025 Q1
5 quarters
WBS icon
3
DELISTED
Webster Financial
WBS
$88.4M 0.81%
1,156,698
+19,986
+2% +$1.45M
2025 Q3
3 quarters
KVUE icon
4
Kenvue
KVUE
$88.2M 0.8%
4,615,344
+9,746
+0.2% +$172K
2025 Q4
2 quarters
GTLS icon
5
DELISTED
Chart Industries
GTLS
$87.4M 0.8%
418,310
-2,094
-0.5% -$435K
2025 Q3
3 quarters
NSC icon
6
Norfolk Southern
NSC
$76.6B
$86.6M 0.79%
275,215
+54
+0% +$16.6K
2025 Q3
3 quarters
D icon
7
Dominion Energy
D
$58.7B
$83.3M 0.76%
+1,219,394
New +$79.3M
2026 Q2
0 quarters
TXNM icon
8
TXNM Energy Inc
TXNM
$6.45B
$82.2M 0.75%
1,448,220
-26,918
-2% -$1.58M
2025 Q2
4 quarters
PEN icon
9
Penumbra
PEN
$12.6B
$80.8M 0.74%
255,841
+4,408
+2% +$1.43M
2026 Q1
1 quarter
TECK icon
10
Teck Resources
TECK
$30.3B
$79.1M 0.72%
1,330,207
-167,627
-11% -$10.2M
2025 Q2
4 quarters
MCHPP icon
11
Microchip Technology Inc 7.50% Series A Preferred Stock
MCHPP
$75.6M 0.69%
982,230
-42,770
-4% -$3.25M
2026 Q1
1 quarter
GOOGM icon
12
Alphabet Inc Depositary Shares Series A Preferred Stock
GOOGM
$75.5M 0.69%
+1,496,367
New +$75.2M
2026 Q2
0 quarters
WBD icon
13
DELISTED
Warner Bros
WBD
$73.3M 0.67%
2,747,884
-269,208
-9% -$7.28M
2025 Q4
2 quarters
ROKU icon
14
Roku
ROKU
$23.8B
$70M 0.64%
507,080
+503,435
+13,812% +$61.4M
2025 Q3
3 quarters
DBRG icon
15
DELISTED
DigitalBridge
DBRG
$65M 0.59%
4,118,704
-97,044
-2% -$1.52M
2025 Q4
2 quarters
ORCL.PRD icon
16
Oracle Corp Preferred Stock Series D
ORCL.PRD
$64.1M 0.58%
1,425,420
+775,420
+119% +$41.7M
2026 Q1
1 quarter
NSA icon
17
DELISTED
National Storage Affiliates Trust
NSA
$55M 0.5%
1,236,534
+8,062
+0.7% +$346K
2026 Q1
1 quarter
SLAB icon
18
Silicon Laboratories
SLAB
$7.42B
$54.9M 0.5%
251,225
+5,401
+2% +$1.17M
2026 Q1
1 quarter
TECH icon
19
Bio-Techne
TECH
$11.4B
$53.8M 0.49%
+761,911
New +$41.1M
2026 Q2
0 quarters
APGE icon
20
DELISTED
Apogee Therapeutics
APGE
$53M 0.48%
+399,123
New +$36M
2026 Q2
0 quarters
CZR icon
21
Caesars Entertainment
CZR
$5.92B
$52.7M 0.48%
+1,746,938
New +$49.2M
2026 Q2
0 quarters
RAMP icon
22
LiveRamp
RAMP
$51.9M 0.47%
+1,379,116
New +$45.4M
2026 Q2
0 quarters
QRVO icon
23
DELISTED
Qorvo
QRVO
$51.1M 0.47%
548,149
+6,955
+1% +$641K
2025 Q2
4 quarters
PAYO icon
24
Payoneer
PAYO
$2.43B
$50.6M 0.46%
7,109,868
+7,096,695
+53,873% +$38.8M
2026 Q1
1 quarter
AAUC icon
25
Allied Gold Corp
AAUC
$2.64B
$50.1M 0.46%
2,108,808
-410,059
-16% -$11.6M
2026 Q1
1 quarter

Similar funds

Magnetar Financial's Q2 2026 Portfolio in Review

As of Q2 2026, Magnetar Financial held 1,622 positions worth $11B, up 11% from $9.8B the previous quarter. Its ten largest holdings account for 54% of the portfolio.

Magnetar Financial withdrew a net $1.86B in Q2 2026, closing 488 positions and reducing 195 holdings. Its most notable exit was Air Lease Corp, an estimated $87.2M position sold in full.

By sector, the portfolio is most concentrated in Technology at 52% of assets, down from 53% a quarter earlier, followed by Financials and Miscellaneous.

Against the trend, Magnetar Financial opened a new position in Dominion Energy worth $83.3M.

  • Magnetar Financial's largest Q2 2026 buy was Dominion Energy: 1,219,394 shares worth $83.3M.
  • Magnetar Financial added most to Roku in Q2 2026, an estimated $61.4M increase.
  • Magnetar Financial's biggest Q2 2026 reduction was CoreWeave, cutting an estimated $1.78B.
  • Magnetar Financial fully exited Air Lease Corp in Q2 2026, selling an estimated $87.2M.
  • Magnetar Financial's ten largest holdings make up 54% of its $11B portfolio in Q2 2026.
  • Magnetar Financial opened 486 new positions and closed 488 in Q2 2026.
  • Magnetar Financial's portfolio value rose 11% quarter-over-quarter to $11B.

Based on Magnetar Financial's 13F filing for Q2 2026, filed 14 Aug 2026.