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Latest Magnetar Financial LLC Stock Portfolio

$9.84Billion | No. of Holdings #1118

Magnetar Financial LLC Performance

2026 Q1-1.81%
YTD-1.81%
2025+46.87%

About Magnetar Financial LLC and 13F Hedge Fund Stock Holdings

Magnetar Financial LLC is a hedge fund based in Evanston, IL. On 2026-05-13, the fund reported it's updated stock portfolio. In the 13F Holdings report, Magnetar Financial LLC reported an equity portfolio of $9.8 Billions as of 31 Mar, 2026. <br><br> The top stock holdings of Magnetar Financial LLC are , AL, GTLS. The fund has invested 48.2% of it's portfolio in COREWEAVE INC and 0.9% of portfolio in AIR LEASE CORP. <br><br> The fund managers got completely rid off COMERICA INC (CMA), REV GROUP INC (REVG) and FRONTIER COMMUNICATIONS PARE (FYBR) stocks. They significantly reduced their stock positions in GSR IV ACQUISITION CORP, MICROCHIP TECHNOLOGY INC. (MCHP) and ROYAL BK CDA (RY). Magnetar Financial LLC opened new stock positions in PENUMBRA INC (PEN), ALLIED GOLD CORP and MICROCHIP TECHNOLOGY INC. (MCHP). The fund showed a lot of confidence in some stocks as they added substantially to WEBSTER FINL CORP (WBS), MASIMO CORP (MASI) and VALARIS LTD (VAL).
Magnetar Financial LLC Equity Portfolio Value
Last Reported on: 13 May, 2026
$9.84Billion
  as of May 13, 2026

Magnetar Financial LLC Annual Return Estimates Vs S&P 500

Our best estimate is that Magnetar Financial LLC made a return of -1.81% in the last quarter. In trailing 12 months, it's portfolio return was 48.36%.
  • Performance
  • S&P 500

New Buys

Ticker$ Bought
penumbra inc82,563,100
allied gold corp78,092,300
microchip technology inc.58,940,100
silicon laboratories inc51,168,300
national storage affiliates46,362,500
arcellx inc45,346,000
unifirst corp mass43,241,500
thermon group hldgs inc38,203,000
New stocks bought by Magnetar Financial LLC

Additions

Ticker% Inc.
webster finl corp14,912
masimo corp7,729
valaris ltd5,972
tri pointe homes inc1,684
super group sghc limited1,325
ihs holding limited1,161
cognex corp1,057
terrestrial energy inc880
Additions to existing portfolio by Magnetar Financial LLC

Reductions

Ticker% Reduced
mara holdings inc-86.27
shift4 pmts inc-78.74
nextera energy inc-77.93
hf sinclair corp-77.45
linde plc-76.91
sherwin williams co-68.59
procter & gamble co-67.81
te connectivity plc-66.86
Magnetar Financial LLC reduced stake in above stock

Sold off

None of the stocks were completely sold off by Magnetar Financial LLC

Sector Distribution

Magnetar Financial LLC has about 75.1% of it's holdings in Others sector.

  • Others
  • Technology
  • Industrials
  • Healthcare
  • Financial Services
  • Utilities
  • Real Estate
  • Consumer Cyclical
Sector%
Others75.1
Technology6.1
Industrials4.6
Healthcare4.2
Financial Services2.3
Utilities1.9
Real Estate1.7
Consumer Cyclical1.3

Market Cap. Distribution

Magnetar Financial LLC has about 7.6% of it's portfolio invested in the large-cap and mega-cap stocks.

  • UNALLOCATED
  • MID-CAP
  • LARGE-CAP
  • SMALL-CAP
Category%
UNALLOCATED75.3
MID-CAP12.1
LARGE-CAP7.6
SMALL-CAP4

Stocks belong to which Index?

About 17.8% of the stocks held by Magnetar Financial LLC either belong to S&P 500 or RUSSELL 2000 index.

  • Others
  • RUSSELL 2000
  • S&P 500
Index%
Others82.2
RUSSELL 200012.2
S&P 5005.6
Top 5 Winners (%)%
real asset acquisition corp
166.1 %
plum acquisition corp iv
81.0 %
a paradise acquisition corp
80.7 %
spring vy acquisition corp i
67.1 %
PBF
pbf energy inc
60.8 %
Top 5 Winners ($)$
VAL
valaris ltd
11.8 M
MASI
masimo corp
10.3 M
TPH
tri pointe homes inc
9.6 M
VECO
veeco instrs inc del
7.8 M
TCKRF
teck resources ltd
6.5 M
Top 5 Losers (%)%
graf global corp
-71.3 %
m3brigade acquisition v corp
-68.9 %
roman dbdr acquisition corp
-63.4 %
new providence acquisition c
-62.3 %
centurion acquisition corp
-61.4 %
Top 5 Losers ($)$
coreweave inc
-167.2 M
WHLR
wheeler real estate invt tr
-21.3 M
FOUR
shift4 pmts inc
-10.5 M
WBD
warner bros discovery inc
-5.4 M
AJX
rithm ppty tr inc
-5.2 M

Magnetar Financial LLC Holdings Map

This heatmap illustrates the top 50 positions within the fund's portfolio.

Current Stock Holdings of Magnetar Financial LLC

Magnetar Financial LLC has 1118 stocks in it's portfolio. About 55.7% of the portfolio is in top 10 stocks. proved to be the most loss making stock for the portfolio. VAL was the most profitable stock for Magnetar Financial LLC last quarter.

$9.64BTotal Value
499Positions
13 May, 2026Last Reported
Current holdings of Current Stock Holdings of Magnetar Financial LLC, last reported on 13 May, 2026. Select a row with a linked ticker to view its historical trend.
ExpandHoldingsorted ascending% PortfolioShares Held$ Value% Change
AIB
Midcap Financial Invstmnt Co

Midcap Financial Invstmnt Co

AIB
Magnetar Financial LLC's holding in Midcap Financial Invstmnt Co over time
0.01%112,559
$1.27M
0.01%
new position