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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
HAYW icon
1251
Hayward Holdings
HAYW
$3.13B
– –
-194,623
Closed -$3.01M
HIW icon
1252
Highwoods Properties
HIW
$3.71B
– –
-135,830
Closed -$3.51M
HLN icon
1253
Haleon
HLN
$43.1B
– –
-10,617
Closed -$107K
HOUS
1254
DELISTED
Anywhere Real Estate
HOUS
– –
-3,956,298
Closed -$56M
HQY icon
1255
HealthEquity
HQY
$7.91B
– –
-33,020
Closed -$3.02M
HRMY icon
1256
Harmony Biosciences
HRMY
$2.04B
– –
-12,724
Closed -$476K
IBKR icon
1257
Interactive Brokers
IBKR
$40.9B
– –
-26,874
Closed -$1.73M
ILCV icon
1258
PUT
iShares Morningstar Value ETF
ILCV
$1.3B
– –
-235,000
Closed -$25.5M
INTC icon
1259
Intel
INTC
$464B
– –
-55,731
Closed -$2.06M
IPAR icon
1260
Interparfums
IPAR
$3.92B
– –
-3,408
Closed -$289K
ITT icon
1261
ITT
ITT
$17.5B
– –
-9,962
Closed -$1.73M
JBHT icon
1262
JB Hunt Transport Services
JBHT
$27.1B
– –
-4,501
Closed -$875K
JLL icon
1263
Jones Lang LaSalle
JLL
$15.1B
– –
-2,761
Closed -$929K
JPM icon
1264
JPMorgan Chase
JPM
$939B
– –
-6,042
Closed -$1.95M
KALV
1265
DELISTED
KalVista Pharmaceuticals
KALV
– –
-10,938
Closed -$177K
KEX icon
1266
Kirby Corp
KEX
$7.95B
– –
-5,885
Closed -$648K
KN icon
1267
Knowles
KN
$3.22B
– –
-61,942
Closed -$1.33M
KNF icon
1268
Knife River
KNF
$4.43B
– –
-3,348
Closed -$236K
KNSA icon
1269
Kiniksa Pharmaceuticals
KNSA
$4.83B
– –
-15,295
Closed -$631K
KRNT icon
1270
Kornit Digital
KRNT
$706M
– –
-20,985
Closed -$302K
KTB icon
1271
Kontoor Brands
KTB
$4.62B
– –
-31,579
Closed -$1.93M
LII icon
1272
Lennox International
LII
$18.8B
– –
-628
Closed -$305K
LILAK icon
1273
Liberty Latin America Class C
LILAK
$1.5B
– –
-69,612
Closed -$472K
LIND icon
1274
Lindblad Expeditions
LIND
$1.76B
– –
-19,879
Closed -$287K
LMND icon
1275
Lemonade
LMND
$4.62B
– –
-5,926
Closed -$422K
49 50
51
52 53

Similar funds

HI
HBK Investments Dallas, Texas $9.85B AUM 55.6% 1-Year Est. Return
MPI
Mairs & Power Inc St Paul, Minnesota $9.79B AUM 20.6% 1-Year Est. Return
URS
Utah Retirement Systems Salt Lake City, Utah $9.78B AUM 28.72% 1-Year Est. Return
FPAS
Focus Partners Advisor Solutions Saint Louis, Missouri $9.92B AUM 21.52% 1-Year Est. Return
CCM
Cullen Capital Management New York $9.75B AUM 21.81% 1-Year Est. Return
OAM
OP Asset Management Helsinki $9.95B AUM 30.22% 1-Year Est. Return
FCM
Frontier Capital Management Boston, Massachusetts $9.73B AUM 55.65% 1-Year Est. Return
HL
Harding Loevner Bridgewater, New Jersey $9.72B AUM 22.38% 1-Year Est. Return

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.