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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 | |
|---|---|---|---|---|---|---|
|
PDS
851
Precision Drilling
PDS
$1.09B
| $225K | ﹤0.01% |
+2,289
| New | +$196K |
|
|
KRAQW
852
KRAKacquisition Corp Warrants
KRAQW
| $225K | ﹤0.01% |
+375,000
| New | +$264K |
|
853
Joby Aviation
JOBY
$6.82B
| $225K | ﹤0.01% |
+27,180
| New | +$306K |
|
854
Vericel Corp
VCEL
$2.3B
| $224K | ﹤0.01% |
+6,967
| New | +$247K |
|
855
Simulations Plus
SLP
$371M
| $224K | ﹤0.01% |
+18,949
| New | +$279K |
|
856
AAR Corp
AIR
$5.15B
| $224K | ﹤0.01% |
+2,046
| New | +$220K |
|
|
BKV
857
BKV Corp
BKV
$2.79B
| $224K | ﹤0.01% |
+7,846
| New | +$227K |
|
|
CRACR
858
Crown Reserve Acquisition Corp I Rights
CRACR
| $223K | ﹤0.01% |
1,485,000
| – | – |
|
|
OYSER
859
Oyster Enterprises II Acquisition Corp Rights
OYSER
| $221K | ﹤0.01% |
1,300,000
| – | – |
|
860
Amphastar Pharmaceuticals
AMPH
$825M
| $220K | ﹤0.01% |
+11,235
| New | +$275K |
|
|
RDAGW
861
Republic Digital Acquisition Co Warrants
RDAGW
| $220K | ﹤0.01% |
500,000
| – | – |
|
862
Copa Holdings
CPA
$5.56B
| $220K | ﹤0.01% |
+1,935
| New | +$254K |
|
|
NVO
863
Novo Nordisk
NVO
$216B
| $217K | ﹤0.01% |
+5,897
| New | +$279K |
|
864
Gerdau
GGB
$9.44B
| $216K | ﹤0.01% |
59,890
+25,776
| +76% | +$101K |
|
865
BJ's Restaurants
BJRI
$1.41B
| $216K | ﹤0.01% |
+6,155
| New | +$246K |
|
|
DMIIR
866
Drugs Made In America Acquisition II Corp Right
DMIIR
| $216K | ﹤0.01% |
2,700,000
| – | – |
|
|
SILA
867
DELISTED
Sila Realty Trust
SILA
| $215K | ﹤0.01% |
+9,100
| New | +$223K |
|
868
GCM Grosvenor
GCMG
$737M
| $215K | ﹤0.01% |
+21,943
| New | +$243K |
|
869
Lamb Weston
LW
$6.82B
| $215K | ﹤0.01% |
+5,248
| New | +$234K |
|
870
Radian Group
RDN
$5.14B
| $214K | ﹤0.01% |
6,482
-31,576
| -83% | -$1.06M |
|
871
Unity Bancorp
UNTY
$583M
| $212K | ﹤0.01% |
+4,096
| New | +$216K |
|
|
BELFB
872
Bel Fuse Inc Class B
BELFB
$3.88B
| $212K | ﹤0.01% |
+1,069
| New | +$223K |
|
873
Humana
HUM
$46.7B
| $210K | ﹤0.01% |
1,268
+164
| +15% | +$33.6K |
|
874
Huazhu Hotels Group
HTHT
$12.4B
| $209K | ﹤0.01% |
+4,164
| New | +$212K |
|
875
TD Synnex
SNX
$19.4B
| $209K | ﹤0.01% |
1,237
-317
| -20% | -$49.9K |
|
Similar funds
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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.