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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
IPFXU
176
Inflection Point Acquisition Corp VI Units
IPFXU
$7.59M 0.08%
+750,000
New +$7.59M
BDCI
177
BTC Development Corp
BDCI
$350M
$7.5M 0.08%
750,000
– –
QADRU
178
QDRO Acquisition Corp Units
QADRU
$7.44M 0.08%
+750,000
New +$7.43M
CRAQ
179
Cal Redwood Acquisition Corp
CRAQ
$7.44M 0.08%
730,033
– –
YCY
180
AA Mission Acquisition Corp II
YCY
$7.05M 0.07%
+699,994
New +$7.02M
FCRS
181
FutureCrest Acquisition Corp
FCRS
$367M
$7.04M 0.07%
+700,000
New +$7.08M
LATA
182
Galata Acquisition Corp II
LATA
$233M
$7M 0.07%
+699,987
New +$7M
VACI
183
Viking Acquisition Corp I
VACI
$311M
$6.99M 0.07%
+699,993
New +$6.96M
EVOX
184
Evolution Global Acquisition Corp
EVOX
$322M
$6.99M 0.07%
+700,000
New +$6.98M
LFAC
185
Leapfrog Acquisition Corp
LFAC
$192M
$6.96M 0.07%
+700,000
New +$6.96M
GIW
186
GigCapital8
GIW
$368M
$6.94M 0.07%
+695,261
New +$6.93M
HVII
187
Hennessy Capital Investment Corp VII
HVII
$273M
$6.87M 0.07%
665,000
– –
OTGA
188
OTG Acquisition Corp I
OTGA
$300M
$6.53M 0.07%
+650,000
New +$6.53M
KTWO
189
K2 Capital Acquisition Corp
KTWO
$6.42M 0.07%
+650,000
New +$6.42M
BRR
190
ProCap Financial Inc
BRR
$161M
$6.41M 0.07%
3,125,000
– –
WLIIU
191
Willow Lane Acquisition Corp II Unit
WLIIU
$6.35M 0.06%
+628,364
New +$6.36M
JACS
192
Jackson Acquisition Co II
JACS
$6.33M 0.06%
600,000
– –
AACB
193
Artius II Acquisition Inc
AACB
$291M
$6.2M 0.06%
600,000
– –
IHS icon
194
IHS Holding
IHS
$2.77B
$6.13M 0.06%
745,232
+686,141
+1,161% +$5.5M
EGHA
195
EGH Acquisition Corp
EGHA
$212M
$6.12M 0.06%
600,000
– –
CTAAU
196
ClearThink 1 Acquisition Corp Units
CTAAU
$155M
$6.04M 0.06%
+605,000
New +$6.04M
HCICU
197
Hennessy Capital Investment Corp VIII Units
HCICU
$6M 0.06%
+600,000
New +$6.01M
PONOU
198
Pono Capital Four Inc Units
PONOU
$5.99M 0.06%
+600,000
New +$5.99M
IRAB.U
199
Iris Acquisition Corp II Units
IRAB.U
$5.98M 0.06%
+600,000
New +$5.98M
DNMX
200
Dynamix Corp III
DNMX
$269M
$5.95M 0.06%
600,000
– –
6 7
8
9 10

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URS
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FPAS
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CCM
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OAM
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FCM
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HL
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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.