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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
(-3.5%)
Cap. Flow
-$305M
Cap. Flow
% of AUM
-3.09%
Top 10 Holdings %
Top 10 Hldgs %
55.7%
Holding
1,493
New
604
Increased
145
Reduced
173
Closed
363
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Penumbra
PEN
|
+$85.1M |
| 2 |
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 | |
|---|---|---|---|---|---|---|
826
Silgan Holdings
SLGN
$4.91B
| $240K | ﹤0.01% |
+6,184
| New | +$271K |
|
827
Tower Semiconductor
TSEM
$26.4B
| $240K | ﹤0.01% |
+1,367
| New | +$184K |
|
|
JBTM
828
JBT Marel
JBTM
$7.14B
| $238K | ﹤0.01% |
+1,863
| New | +$282K |
|
829
Diageo
DEO
$46.2B
| $238K | ﹤0.01% |
+3,196
| New | +$279K |
|
|
DMC
830
Del Monte Corp
DMC
$1.35B
| $238K | ﹤0.01% |
+5,910
| New | +$236K |
|
|
P
831
Everpure Inc
P
$24.8B
| $236K | ﹤0.01% |
+4,001
| New | +$271K |
|
832
Coeur Mining
CDE
$15.6B
| $236K | ﹤0.01% |
+12,554
| New | +$273K |
|
833
Scholar Rock
SRRK
$5.71B
| $235K | ﹤0.01% |
+4,779
| New | +$214K |
|
|
TACOW
834
Berto Acquisition Corp Warrant
TACOW
$16.6M
| $235K | ﹤0.01% |
825,000
| – | – |
|
835
Harmonic Inc
HLIT
$1.21B
| $235K | ﹤0.01% |
26,133
-9,823
| -27% | -$97.5K |
|
836
Pegasystems
PEGA
$4.41B
| $234K | ﹤0.01% |
+5,496
| New | +$255K |
|
837
Hallador Energy
HNRG
$718M
| $232K | ﹤0.01% |
+14,250
| New | +$266K |
|
838
Samsara
IOT
$19.3B
| $232K | ﹤0.01% |
7,308
-11,655
| -61% | -$356K |
|
|
RNGTW
839
Range Capital Acquisition Corp II Warrants
RNGTW
| $231K | ﹤0.01% |
+700,000
| New | +$235K |
|
840
Liquidia Corp
LQDA
$7.67B
| $231K | ﹤0.01% |
+6,119
| New | +$227K |
|
841
Southwest Airlines
LUV
$22.1B
| $230K | ﹤0.01% |
+6,329
| New | +$286K |
|
|
XYZ
842
Block Inc
XYZ
$45.9B
| $229K | ﹤0.01% |
+4,007
| New | +$244K |
|
843
Capri Holdings
CPRI
$1.77B
| $228K | ﹤0.01% |
+12,941
| New | +$274K |
|
844
Lincoln Educational Services
LINC
$1.29B
| $228K | ﹤0.01% |
+5,596
| New | +$176K |
|
845
Northrim BanCorp
NRIM
$603M
| $228K | ﹤0.01% |
+9,949
| New | +$247K |
|
846
Elevance Health
ELV
$81.9B
| $228K | ﹤0.01% |
+799
| New | +$263K |
|
847
Philip Morris
PM
$301B
| $227K | ﹤0.01% |
+1,377
| New | +$239K |
|
|
VNMEW
848
Vendome Acquisition Corp I Warrant
VNMEW
| $227K | ﹤0.01% |
925,000
| – | – |
|
849
Amplitude
AMPL
$1.07B
| $226K | ﹤0.01% |
33,105
+22,550
| +214% | +$186K |
|
|
MRLN
850
Merlin Inc
MRLN
$335M
| $226K | ﹤0.01% |
30,688
-253,286
| -89% | -$2.6M |
|
Similar funds
HI
MPI
URS
FPAS
CCM
OAM
FCM
HL
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.