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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
+7.2%
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
$9.84B
AUM Growth
-$362M
Cap. Flow
-$305M
Cap. Flow %
-3.09%
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 icon
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 Industrials 4.76%
4 Healthcare 4.19%
5 Materials 2.11%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
VMI icon
276
Valmont Industries
VMI
$9.44B
$2.5M 0.03%
6,246
+4,623
+285% +$2.02M
ATMU icon
277
Atmus Filtration Technologies
ATMU
$4.37B
$2.48M 0.03%
43,739
-1,390
-3% -$82.1K
ATRO icon
278
Astronics
ATRO
$3.45B
$2.46M 0.02%
+44,155
New +$2.67M
CUBE icon
279
CubeSmart
CUBE
$9.53B
$2.45M 0.02%
66,859
-82,892
-55% -$3.18M
LECO icon
280
Lincoln Electric
LECO
$13.8B
$2.45M 0.02%
9,829
-9,543
-49% -$2.55M
PEG icon
281
Public Service Enterprise Group
PEG
$39.8B
$2.43M 0.02%
29,829
-22,415
-43% -$1.84M
SGHC icon
282
SGHC Ltd
SGHC
$7.3B
$2.42M 0.02%
224,112
+208,391
+1,326% +$2.13M
RKT icon
283
Rocket Companies
RKT
$36.9B
$2.42M 0.02%
+169,740
New +$3.09M
TXRH icon
284
Texas Roadhouse
TXRH
$12.7B
$2.4M 0.02%
14,555
+7,988
+122% +$1.43M
MHK icon
285
Mohawk Industries
MHK
$6.9B
$2.4M 0.02%
24,372
-10,870
-31% -$1.27M
SWX icon
286
Southwest Gas
SWX
$6.74B
$2.39M 0.02%
27,530
+15,086
+121% +$1.29M
TGT icon
287
Target
TGT
$62.1B
$2.39M 0.02%
+20,126
New +$2.27M
SOBO
288
South Bow Corp
SOBO
$8.03B
$2.34M 0.02%
+70,310
New +$2.13M
CMI icon
289
Cummins
CMI
$91.7B
$2.3M 0.02%
+4,486
New +$2.54M
INAC
290
Indigo Acquisition Corp
INAC
$152M
$2.29M 0.02%
225,000
– –
IAG icon
291
IAMGOLD
IAG
$8.47B
$2.28M 0.02%
+121,400
New +$2.41M
ACN icon
292
Accenture
ACN
$89.9B
$2.26M 0.02%
+11,455
New +$2.67M
ABT icon
293
Abbott
ABT
$180B
$2.25M 0.02%
+22,052
New +$2.49M
IBP icon
294
Installed Building Products
IBP
$6.13B
$2.25M 0.02%
+8,473
New +$2.54M
HCC icon
295
Warrior Met Coal
HCC
$4.23B
$2.22M 0.02%
23,845
-14,705
-38% -$1.32M
CVI icon
296
CVR Energy
CVI
$3.36B
$2.2M 0.02%
65,424
-116,450
-64% -$2.99M
OLLI icon
297
Ollie's Bargain Outlet
OLLI
$4.01B
$2.16M 0.02%
23,490
+20,528
+693% +$2.22M
TAVI
298
Tavia Acquisition Corp
TAVI
$170M
$2.12M 0.02%
200,000
– –
BKE icon
299
Buckle
BKE
$2.19B
$2.09M 0.02%
41,492
-15,252
-27% -$790K
NXST icon
300
Nexstar Media Group
NXST
$5.6B
$2.08M 0.02%
+11,511
New +$2.58M
10 11
12
13 14

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HI
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MPI
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URS
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FPAS
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CCM
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OAM
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FCM
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HL
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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 withdrew a net $305M in Q1 2026, closing 363 positions and reducing 173 holdings. Its most notable exit was Comerica, an estimated $99.1M position sold in full.

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

Against the trend, Magnetar Financial opened a new position in Penumbra worth $82.6M.

  • 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.