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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
FELE icon
1226
Franklin Electric
FELE
$4.67B
– –
-12,742
Closed -$1.22M
FLEX icon
1227
Flex
FLEX
$43.4B
– –
-25,119
Closed -$1.52M
FLGT icon
1228
Fulgent Genetics
FLGT
$559M
– –
-12,206
Closed -$321K
FLR icon
1229
Fluor
FLR
$7.29B
– –
-73,742
Closed -$2.92M
FNF icon
1230
Fidelity National Financial
FNF
$13.9B
– –
-16,282
Closed -$889K
FRGE
1231
DELISTED
Forge Global Holdings
FRGE
– –
-50,250
Closed -$2.24M
FRME icon
1232
First Merchants
FRME
$2.72B
– –
-28,043
Closed -$1.05M
FSK icon
1233
FS KKR Capital
FSK
$2.98B
– –
-53,889
Closed -$798K
FSLY icon
1234
Fastly Inc
FSLY
$3.17B
– –
-12,039
Closed -$123K
FSV icon
1235
FirstService
FSV
$6.32B
– –
-11,118
Closed -$1.73M
FYBR
1236
DELISTED
Frontier Communications
FYBR
– –
-2,343,223
Closed -$89.2M
GBDC icon
1237
Golub Capital BDC
GBDC
$3.33B
– –
-71,626
Closed -$972K
GDDY icon
1238
GoDaddy
GDDY
$12.3B
– –
-10,129
Closed -$1.26M
GES
1239
DELISTED
Guess Inc
GES
– –
-180,734
Closed -$3.03M
GFL icon
1240
GFL Environmental
GFL
$14.3B
– –
-18,276
Closed -$785K
GIII icon
1241
G-III Apparel Group
GIII
$1.47B
– –
-17,687
Closed -$512K
GLDD
1242
DELISTED
Great Lakes Dredge & Dock
GLDD
– –
-50,021
Closed -$656K
GNTX icon
1243
Gentex
GNTX
$4.88B
– –
-21,422
Closed -$498K
GOLF icon
1244
Acushnet Holdings
GOLF
$6.13B
– –
-3,246
Closed -$259K
GPC icon
1245
Genuine Parts
GPC
$17.1B
– –
-18,063
Closed -$2.22M
GTX icon
1246
Garrett Motion
GTX
$5.9B
– –
-14,460
Closed -$252K
HAFC icon
1247
Hanmi Financial
HAFC
$943M
– –
-11,220
Closed -$303K
HAE icon
1248
Haemonetics
HAE
$3.58B
– –
-4,356
Closed -$349K
HAL icon
1249
Halliburton
HAL
$27.9B
– –
-58,991
Closed -$1.67M
HAS icon
1250
Hasbro
HAS
$12.6B
– –
-12,243
Closed -$1M
48 49
50
51 52

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HI
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MPI
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URS
Utah Retirement Systems Salt Lake City, Utah $9.78B AUM 28.72% 1-Year Est. Return
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.