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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 | |
|---|---|---|---|---|---|---|
376
Belden
BDC
$4B
| $1.48M | 0.02% |
+12,846
| New | +$1.62M |
|
377
Global Ship Lease
GSL
$1.57B
| $1.47M | 0.01% |
39,438
+21,951
| +126% | +$827K |
|
|
IMSR
378
Terrestrial Energy
IMSR
$517M
| $1.47M | 0.01% |
244,000
+219,115
| +881% | +$1.74M |
|
379
Host Hotels & Resorts
HST
$16.8B
| $1.46M | 0.01% |
77,257
+24,546
| +47% | +$468K |
|
|
RAL
380
Ralliant Corp
RAL
$7.77B
| $1.46M | 0.01% |
+35,189
| New | +$1.65M |
|
381
Kraft Heinz
KHC
$30.4B
| $1.45M | 0.01% |
64,869
-40,323
| -38% | -$948K |
|
382
Sherwin-Williams
SHW
$78.3B
| $1.45M | 0.01% |
4,585
-10,014
| -69% | -$3.45M |
|
383
Blackbaud
BLKB
$1.5B
| $1.45M | 0.01% |
37,437
+25,249
| +207% | +$1.26M |
|
|
ECG
384
Everus Construction Group
ECG
$6.63B
| $1.44M | 0.01% |
+12,165
| New | +$1.26M |
|
|
WLACW
385
DELISTED
Willow Lane Acquisition Corp Warrants
WLACW
| $1.44M | 0.01% |
495,008
-104,531
| -17% | -$364K |
|
386
Procter & Gamble
PG
$343B
| $1.43M | 0.01% |
9,893
-20,844
| -68% | -$3.16M |
|
387
HF Sinclair
DINO
$15.9B
| $1.43M | 0.01% |
22,933
-78,773
| -77% | -$4.27M |
|
388
Lyft
LYFT
$5.39B
| $1.43M | 0.01% |
107,480
+77,935
| +264% | +$1.21M |
|
|
STKL
389
DELISTED
SunOpta
STKL
| $1.43M | 0.01% |
+220,462
| New | +$1.25M |
|
390
Citizens Financial Group
CFG
$30.4B
| $1.41M | 0.01% |
+24,564
| New | +$1.51M |
|
391
Reddit
RDDT
$32.5B
| $1.41M | 0.01% |
+10,476
| New | +$1.78M |
|
392
Daktronics
DAKT
$941M
| $1.38M | 0.01% |
+70,493
| New | +$1.61M |
|
393
Piper Sandler
PIPR
$5.14B
| $1.38M | 0.01% |
+17,976
| New | +$1.48M |
|
|
CHYM
394
Chime Financial
CHYM
$7.88B
| $1.37M | 0.01% |
+73,297
| New | +$1.66M |
|
395
AvePoint
AVPT
$2.6B
| $1.36M | 0.01% |
+143,421
| New | +$1.62M |
|
396
Applied Materials
AMAT
$426B
| $1.36M | 0.01% |
+4,219
| New | +$1.42M |
|
|
MRP
397
Millrose Properties Inc
MRP
$4.74B
| $1.35M | 0.01% |
48,368
-5,060
| -9% | -$152K |
|
|
PSKY
398
Paramount Skydance Corp
PSKY
$9.19B
| $1.35M | 0.01% |
+151,264
| New | +$1.65M |
|
399
NMI Holdings
NMIH
$3.25B
| $1.34M | 0.01% |
+35,639
| New | +$1.38M |
|
400
John Wiley & Sons Class A
WLY
$2.52B
| $1.33M | 0.01% |
+34,996
| New | +$1.13M |
|
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.