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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
REPL icon
1001
Replimune Group
REPL
$814M
$103K ﹤0.01%
+13,402
New +$102K
FINV
1002
FinVolution Group
FINV
$1.12B
$102K ﹤0.01%
21,296
+8,830
+71% +$46.8K
KOYNW
1003
CSLM Digital Asset Acquisition Corp III Warrants
KOYNW
$100K ﹤0.01%
400,000
– –
ADACW
1004
American Drive Acquisition Co Warrant
ADACW
$4.22M
$100K ﹤0.01%
+333,330
New +$117K
RUM icon
1005
RUM Group Inc
RUM
$1.57B
$99.6K ﹤0.01%
+19,524
New +$112K
APXTW
1006
Apex Treasury Corp Warrants
APXTW
$6.89M
$97.8K ﹤0.01%
425,000
– –
NOMD icon
1007
Nomad Foods
NOMD
$1.64B
$97.3K ﹤0.01%
10,121
-30,597
-75% -$351K
TDACW
1008
Translational Development Acquisition Corp Warrants
TDACW
$15.3M
$96.1K ﹤0.01%
650,000
– –
VHCPW
1009
Vine Hill Capital Investment Corp II Warrants
VHCPW
$95.8K ﹤0.01%
+262,531
New +$98.7K
NEXN
1010
Nexxen International
NEXN
$547M
$92.8K ﹤0.01%
+14,226
New +$90.9K
POLEW
1011
Andretti Acquisition Corp II Warrant
POLEW
$2.53M
$92.2K ﹤0.01%
700,000
– –
SDM
1012
DELISTED
Smart Digital Group
SDM
$91.6K ﹤0.01%
49,536
– –
SAC.WS
1013
Safeguard Acquisition Corp Warrants
SAC.WS
$91.3K ﹤0.01%
+250,000
New +$115K
PCAPW
1014
ProCap Acquisition Corp Warrant
PCAPW
$2.67M
$89.6K ﹤0.01%
298,964
– –
OTGAW
1015
OTG Acquisition Corp I Warrants
OTGAW
$89.4K ﹤0.01%
+325,000
New +$98.2K
LFACW
1016
Leapfrog Acquisition Corp Warrants
LFACW
$2.37M
$89.3K ﹤0.01%
+350,000
New +$110K
JBLU icon
1017
JetBlue
JBLU
$1.96B
$88.9K ﹤0.01%
+20,115
New +$102K
DNMXW
1018
Dynamix Corp III Warrants
DNMXW
$88.5K ﹤0.01%
300,000
– –
INFQ
1019
Infleqtion Inc
INFQ
$1.96B
$88.2K ﹤0.01%
+9,890
New +$113K
BDCIW
1020
BTC Development Corp Warrant
BDCIW
$88.2K ﹤0.01%
187,500
– –
WEN icon
1021
Wendy's
WEN
$1.33B
$87.9K ﹤0.01%
+12,643
New +$97.3K
BEAGR
1022
Bold Eagle Acquisition Corp Right
BEAGR
$84K ﹤0.01%
400,000
– –
GIXXR
1023
GigCapital9 Corp Rights
GIXXR
$82.5K ﹤0.01%
+375,000
New +$95.5K
LKSPR
1024
Lake Superior Acquisition Corp Rights
LKSPR
$81.4K ﹤0.01%
+70,741
New +$100K
NRGV icon
1025
Energy Vault
NRGV
$522M
$80.3K ﹤0.01%
+24,338
New +$100K
39 40
41
42 43

Similar funds

HI
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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.