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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
NMRK icon
1301
Newmark Group
NMRK
$2.82B
– –
-10,782
Closed -$187K
NNN icon
1302
NNN REIT
NNN
$8.7B
– –
-52,580
Closed -$2.08M
NOG icon
1303
Northern Oil and Gas
NOG
$2.78B
– –
-145,074
Closed -$3.11M
NOVT icon
1304
Novanta
NOVT
$5.47B
– –
-4,442
Closed -$529K
NRDS icon
1305
NerdWallet
NRDS
$620M
– –
-45,156
Closed -$612K
NTAP icon
1306
NetApp
NTAP
$37.4B
– –
-7,081
Closed -$758K
NTCT icon
1307
NETSCOUT
NTCT
$2.87B
– –
-29,069
Closed -$787K
NTGR icon
1308
NETGEAR
NTGR
$597M
– –
-10,428
Closed -$256K
NU icon
1309
Nu Holdings
NU
$71.9B
– –
-17,932
Closed -$300K
NUVL
1310
DELISTED
Nuvalent
NUVL
– –
-4,254
Closed -$428K
NVST icon
1311
Envista
NVST
$4.41B
– –
-142,713
Closed -$3.1M
NVT icon
1312
nVent Electric
NVT
$25.2B
– –
-5,044
Closed -$514K
NX icon
1313
Quanex
NX
$904M
– –
-11,849
Closed -$182K
OBDC icon
1314
Blue Owl Capital
OBDC
$5.56B
– –
-10,010
Closed -$124K
OFIX icon
1315
Orthofix Medical
OFIX
$392M
– –
-25,792
Closed -$391K
OKTA icon
1316
Okta
OKTA
$30.2B
– –
-3,162
Closed -$273K
ON icon
1317
ON Semiconductor
ON
$29.1B
– –
-11,424
Closed -$619K
ONDS icon
1318
Ondas Inc
ONDS
$4.99B
– –
-114,823
Closed -$1.12M
ONON icon
1319
On Holding
ONON
$9.68B
– –
-13,053
Closed -$607K
ORLY icon
1320
O'Reilly Automotive
ORLY
$71.1B
– –
-4,976
Closed -$454K
OTIS icon
1321
Otis Worldwide
OTIS
$27.2B
– –
-2,844
Closed -$248K
PACB icon
1322
Pacific Biosciences
PACB
$482M
– –
-31,602
Closed -$59.1K
PARR icon
1323
Par Pacific Holdings
PARR
$3.86B
– –
-71,544
Closed -$2.51M
PAY icon
1324
Paymentus
PAY
$4.48B
– –
-26,667
Closed -$842K
PFSI icon
1325
PennyMac Financial
PFSI
$3.82B
– –
-3,721
Closed -$491K
51 52
53
54 55

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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.