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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
SIMA
1501
SIM Acquisition Corp I
SIMA
– –
-1,945,196
Closed -$20.8M
BKV
1502
BKV Corp
BKV
$2.51B
– –
-7,846
Closed -$224K
FTW.WS
1503
Presidio Production Co Warrants
FTW.WS
– –
-623,224
Closed -$505K
VACHW
1504
DELISTED
Voyager Acquisition Corp Warrants
VACHW
– –
-1,078,110
Closed -$148K
ARES.PRB
1505
Ares Management Corp 6.75% Series B Preferred Stock
ARES.PRB
$1.2B
– –
-382,250
Closed -$14M
ALDFU
1506
Aldel Financial II Inc Units
ALDFU
– –
-4
Closed -$43
MAGN
1507
Magnera Corp
MAGN
$409M
– –
-18,160
Closed -$173K
FACTU
1508
FACT II Acquisition Corp Unit
FACTU
– –
-2
Closed -$21
AMOD
1509
Alpha Modus Holdings
AMOD
$9.64M
– –
-1,406
Closed -$18.8K
TAVI
1510
Tavia Acquisition Corp
TAVI
– –
-200,000
Closed -$2.12M
WLAC
1511
DELISTED
Willow Lane Acquisition Corp
WLAC
– –
-946,350
Closed -$10.1M
WLACW
1512
DELISTED
Willow Lane Acquisition Corp Warrants
WLACW
– –
-495,008
Closed -$1.44M
JBTM
1513
JBT Marel
JBTM
$5.71B
– –
-1,863
Closed -$238K
RANG
1514
Range Capital Acquisition Corp
RANG
$72.5M
– –
-800,000
Closed -$8.42M
FLOC
1515
Flowco Holdings
FLOC
$890M
– –
-31,703
Closed -$653K
PLMK
1516
Plum Acquisition Corp IV
PLMK
– –
-500,000
Closed -$5.28M
MLAC
1517
DELISTED
Mountain Lake Acquisition Corp
MLAC
– –
-1,900,000
Closed -$20M
MLACR
1518
DELISTED
Mountain Lake Acquisition Corp Right
MLACR
– –
-1,900,000
Closed -$494K
MRP
1519
Millrose Properties Inc
MRP
$4.79B
– –
-48,368
Closed -$1.35M
SGI
1520
Somnigroup International
SGI
$13.3B
– –
-17,424
Closed -$1.29M
SNDK
1521
Sandisk
SNDK
$262B
– –
-650
Closed -$372K
LOKVW
1522
DELISTED
Live Oak Acquisition Corp V Warrants
LOKVW
– –
-874,600
Closed -$1.27M
LOKV
1523
DELISTED
Live Oak Acquisition Corp V
LOKV
– –
-1,750,000
Closed -$18.2M
NPACU
1524
New Providence Acquisition Corp III Units
NPACU
– –
-10
Closed -$104
BCPC
1525
Balchem Corp
BCPC
$5.33B
– –
-2,020
Closed -$342K
59 60
61
62 63

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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.