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MF

Magnetar Financial Portfolio holdings

AUM $11B
1-Year Est. Return 3.37%
This Fund
S&P 500
This Quarter Est. Return
+19.36%
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
$11B
AUM Growth
+$1.11B
Cap. Flow
-$1.86B
Cap. Flow %
-16.95%
Top 10 Hldgs %
54.3%
Holding
1,622
New
486
Increased
140
Reduced
195
Closed
488

Top Buys

Rank Stock Value
1
D icon
Dominion Energy
D
+$79.3M
2
GOOGM
Alphabet Inc Depositary Shares Series A Preferred Stock
GOOGM
+$75.2M
3
ROKU icon
Roku
ROKU
+$61.4M
4
CZR icon
Caesars Entertainment
CZR
+$49.2M
5
RAMP icon
LiveRamp
RAMP
+$45.4M

Top Sells

Rank Stock Value
1
CRWV
CoreWeave
CRWV
+$1.78B
2
AL
Air Lease Corp
AL
+$87.2M
3
PRA
ProAssurance
PRA
+$80.3M
4
MASI
Masimo
MASI
+$76M
5
CSGS
CSG Systems International
CSGS
+$64.5M

Sector Composition

Rank Sector Weight
1 Technology 51.83%
2 Financials 20.12%
3 Miscellaneous 11.72%
4 Industrials 3.3%
5 Healthcare 2.83%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
GWRE icon
1276
Guidewire Software
GWRE
$12.5B
– –
-3,447
Closed -$516K
HBM icon
1277
Hudbay
HBM
$12.9B
– –
-75,741
Closed -$1.58M
HCC icon
1278
Warrior Met Coal
HCC
$5.57B
– –
-23,845
Closed -$2.22M
HCKT icon
1279
Hackett Group
HCKT
$281M
– –
-25,680
Closed -$334K
HCSG icon
1280
Healthcare Services Group
HCSG
$1.49B
– –
-12,937
Closed -$240K
HE icon
1281
Hawaiian Electric Industries
HE
$1.88B
– –
-21,293
Closed -$316K
HL icon
1282
Hecla Mining
HL
$13.7B
– –
-87,135
Closed -$1.62M
HLIO icon
1283
Helios Technologies
HLIO
$2.35B
– –
-5,445
Closed -$352K
HLI icon
1284
Houlihan Lokey
HLI
$9.46B
– –
-4,319
Closed -$620K
HOS
1285
Hornbeck Offshore Services, Inc.
HOS
$1.34B
– –
-13,905
Closed -$138K
HNI icon
1286
HNI Corp
HNI
$3.48B
– –
-21,036
Closed -$702K
HNRG icon
1287
Hallador Energy
HNRG
$797M
– –
-14,250
Closed -$232K
HOOD icon
1288
Robinhood
HOOD
$105B
– –
-16,377
Closed -$1.07M
HPE icon
1289
Hewlett Packard
HPE
$74.4B
– –
-7,748
Closed -$175K
HR icon
1290
Healthcare Realty
HR
$6.53B
– –
-22,157
Closed -$376K
HRI icon
1291
Herc Holdings
HRI
$4.89B
– –
-3,130
Closed -$312K
HSIC icon
1292
Henry Schein
HSIC
$9.9B
– –
-14,958
Closed -$1.09M
HSY icon
1293
Hershey
HSY
$34.8B
– –
-5,891
Closed -$1.26M
HTGC icon
1294
Hercules Capital
HTGC
$3.32B
– –
-28,919
Closed -$427K
HTHT icon
1295
Huazhu Hotels Group
HTHT
$13.6B
– –
-4,164
Closed -$209K
HUM icon
1296
Humana
HUM
$48.4B
– –
-1,268
Closed -$210K
HUN icon
1297
Huntsman Corp
HUN
$1.72B
– –
-34,065
Closed -$453K
HURN icon
1298
Huron Consulting
HURN
$2.35B
– –
-4,903
Closed -$625K
HVT icon
1299
Haverty Furniture Companies
HVT
$437M
– –
-16,004
Closed -$339K
HWM icon
1300
Howmet Aerospace
HWM
$92.3B
– –
-4,229
Closed -$943K
50 51
52
53 54

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BEI
Benjamin Edwards Inc Clayton, Missouri $11B AUM 18.22% 1-Year Est. Return
LCAM
London & Capital Asset Management London, United Kingdom $10.9B AUM 39.88% 1-Year Est. Return
IIM
INTECH Investment Management West Palm Beach, Florida $10.9B AUM 37.22% 1-Year Est. Return
RCMNY
Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return
MPI
Mairs & Power Inc St Paul, Minnesota $10.9B AUM 27.5% 1-Year Est. Return
RCMF
RK Capital Management (Florida) Weston, Florida $10.8B AUM 53.02% 1-Year Est. Return
SIM
SRS Investment Management New York $10.8B AUM 34.05% 1-Year Est. Return
ACA
Avoro Capital Advisors New York $11.1B AUM 207.82% 1-Year Est. Return

Magnetar Financial's Q2 2026 Portfolio in Review

As of Q2 2026, Magnetar Financial held 1,622 positions worth $11B, up 11% from $9.84B the previous quarter. Its ten largest holdings account for 54% of the portfolio.

Magnetar Financial withdrew a net $1.86B in Q2 2026, closing 488 positions and reducing 195 holdings. Its most notable exit was Air Lease Corp, an estimated $87.2M position sold in full.

By sector, the portfolio is most concentrated in Technology at 52% of assets, down from 53% a quarter earlier, followed by Financials and Miscellaneous.

Against the trend, Magnetar Financial opened a new position in Dominion Energy worth $83.3M.

  • Magnetar Financial's largest Q2 2026 buy was Dominion Energy: 1,219,394 shares worth $83.3M.
  • Magnetar Financial added most to Roku in Q2 2026, an estimated $61.4M increase.
  • Magnetar Financial's biggest Q2 2026 reduction was CoreWeave, cutting an estimated $1.78B.
  • Magnetar Financial fully exited Air Lease Corp in Q2 2026, selling an estimated $87.2M.
  • Magnetar Financial's ten largest holdings make up 54% of its $11B portfolio in Q2 2026.
  • Magnetar Financial opened 486 new positions and closed 488 in Q2 2026.
  • Magnetar Financial's portfolio value rose 11% quarter-over-quarter to $11B.

Based on Magnetar Financial's 13F filing for Q2 2026, filed 14 Aug 2026.