We are live on
!
Find out more
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 | |
|---|---|---|---|---|---|---|
1126
Accel Entertainment
ACEL
$979M
| – | – |
-33,316
| Closed | -$380K |
|
1127
Archer Aviation
ACHR
$3.64B
| – | – |
-123,861
| Closed | -$931K |
|
1128
Archer Daniels Midland
ADM
$41.4B
| – | – |
-7,493
| Closed | -$431K |
|
1129
Automatic Data Processing
ADP
$100B
| – | – |
-5,663
| Closed | -$1.46M |
|
1130
Autodesk
ADSK
$44.3B
| – | – |
-19,599
| Closed | -$5.8M |
|
1131
American Eagle Outfitters
AEO
$2.85B
| – | – |
-49,886
| Closed | -$1.32M |
|
1132
Align Technology
ALGN
$12B
| – | – |
-8,025
| Closed | -$1.25M |
|
1133
Alkermes
ALKS
$8.82B
| – | – |
-13,701
| Closed | -$383K |
|
1134
Alarm.com
ALRM
$2.56B
| – | – |
-11,438
| Closed | -$584K |
|
1135
Autoliv
ALV
$8.6B
| – | – |
-2,434
| Closed | -$289K |
|
1136
Advanced Micro Devices
AMD
$851B
| – | – |
-8,987
| Closed | -$1.92M |
|
1137
Amazon
AMZN
$2.5T
| – | – |
-1,566
| Closed | -$361K |
|
1138
Abercrombie & Fitch
ANF
$4.17B
| – | – |
-27,674
| Closed | -$3.48M |
|
1139
Aon
AON
$77.3B
| – | – |
-4,576
| Closed | -$1.61M |
|
1140
Arrowhead Research
ARWR
$12.1B
| – | – |
-39,901
| Closed | -$2.65M |
|
1141
AptarGroup
ATR
$8.45B
| – | – |
-6,240
| Closed | -$761K |
|
|
ATXS
1142
DELISTED
Astria Therapeutics
ATXS
| – | – |
-3,431,007
| Closed | -$44.9M |
|
1143
Avista
AVA
$3.47B
| – | – |
-77,221
| Closed | -$2.98M |
|
1144
AeroVironment
AVAV
$7.57B
| – | – |
-11,363
| Closed | -$2.75M |
|
1145
Avanos Medical
AVNS
$1.17B
| – | – |
-43,687
| Closed | -$491K |
|
1146
Mission Produce
AVO
$1.1B
| – | – |
-43,969
| Closed | -$510K |
|
1147
Avery Dennison
AVY
$12.3B
| – | – |
-5,361
| Closed | -$975K |
|
1148
Azenta
AZTA
$1.26B
| – | – |
-7,391
| Closed | -$246K |
|
1149
Boeing
BA
$165B
| – | – |
-37,049
| Closed | -$8.04M |
|
1150
Ball Corp
BALL
$17B
| – | – |
-27,218
| Closed | -$1.44M |
|
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.