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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
-18.31%
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
$10.2B
AUM Growth
-$6.3B
(-38%)
Cap. Flow
-$1.76B
Cap. Flow
% of AUM
-17.26%
Top 10 Holdings %
Top 10 Hldgs %
56.41%
Holding
1,310
New
462
Increased
107
Reduced
157
Closed
414
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
CMA
Comerica
CMA
|
+$91.8M |
| 2 |
REVG
REV Group
REVG
|
+$90.3M |
| 3 |
Kenvue
KVUE
|
+$86.1M |
| 4 |
RNAM
Avidity Biosciences
RNAM
|
+$74.8M |
| 5 |
Warner Bros
WBD
|
+$74.4M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
CRWV
CoreWeave
CRWV
|
+$1.4B |
| 2 |
MRUS
Merus
MRUS
|
+$98.4M |
| 3 |
K
Kellanova
K
|
+$93.8M |
| 4 |
AVDX
AvidXchange
AVDX
|
+$84.2M |
| 5 |
WNS
WNS Holdings
WNS
|
+$83.8M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 53.79% |
| 2 | Financials | 14.35% |
| 3 | Industrials | 5.38% |
| 4 | Healthcare | 4.38% |
| 5 | Communication Services | 3.15% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
551
Ituran Location and Control
ITRN
$1.1B
| $484K | ﹤0.01% |
11,259
-3,137
| -22% | -$123K |
|
|
ECO
552
Okeanis Eco Tankers
ECO
$2.36B
| $481K | ﹤0.01% |
+14,210
| New | +$482K |
|
553
Webster Financial
WBS
$12.5B
| $477K | ﹤0.01% |
7,572
-68,048
| -90% | -$4.04M |
|
554
Harmony Biosciences
HRMY
$2.02B
| $476K | ﹤0.01% |
12,724
+5,425
| +74% | +$178K |
|
555
LegalZoom.com
LZ
$1.34B
| $475K | ﹤0.01% |
+47,838
| New | +$474K |
|
556
Cushman & Wakefield Ltd
CWK
$3.14B
| $474K | ﹤0.01% |
+29,297
| New | +$464K |
|
557
Bentley Systems
BSY
$10.7B
| $473K | ﹤0.01% |
+12,383
| New | +$564K |
|
558
Liberty Latin America Class C
LILAK
$1.62B
| $472K | ﹤0.01% |
+69,612
| New | +$521K |
|
|
CAI
559
Caris Life Sciences
CAI
$4.44B
| $472K | ﹤0.01% |
+17,493
| New | +$493K |
|
|
FTW.WS
560
Presidio Production Co Warrants
FTW.WS
| $472K | ﹤0.01% |
925,000
-26,773
| -3% | -$14.9K |
|
561
Vail Resorts
MTN
$5.32B
| $468K | ﹤0.01% |
+3,527
| New | +$519K |
|
562
Warner Music
WMG
$13.5B
| $468K | ﹤0.01% |
+15,244
| New | +$466K |
|
563
Robert Half
RHI
$3.89B
| $464K | ﹤0.01% |
+17,072
| New | +$487K |
|
564
Textron
TXT
$14.7B
| $463K | ﹤0.01% |
+5,314
| New | +$445K |
|
565
JFrog
FROG
$9.62B
| $459K | ﹤0.01% |
7,356
-365
| -5% | -$20.8K |
|
|
MLACR
566
DELISTED
Mountain Lake Acquisition Corp Right
MLACR
| $456K | ﹤0.01% |
1,900,000
| – | – |
|
|
KCHVR
567
Kochav Defense Acquisition Corp Right
KCHVR
| $456K | ﹤0.01% |
1,900,000
| – | – |
|
568
O'Reilly Automotive
ORLY
$72.9B
| $454K | ﹤0.01% |
+4,976
| New | +$486K |
|
569
American Financial Group
AFG
$11.8B
| $445K | ﹤0.01% |
+3,255
| New | +$447K |
|
570
IHS Holding
IHS
$2.76B
| $441K | ﹤0.01% |
59,091
+22,597
| +62% | +$156K |
|
571
Veeva Systems
VEEV
$33.1B
| $440K | ﹤0.01% |
+1,970
| New | +$523K |
|
572
nLIGHT
LASR
$3.91B
| $440K | ﹤0.01% |
11,719
-4,949
| -30% | -$165K |
|
|
BLD
573
DELISTED
TopBuild
BLD
| $438K | ﹤0.01% |
1,049
-2,698
| -72% | -$1.16M |
|
574
Innoviva
INVA
$1.55B
| $434K | ﹤0.01% |
+21,719
| New | +$424K |
|
|
BLUWW
575
Blue Water Acquisition Corp III Warrant
BLUWW
$4.68M
| $433K | ﹤0.01% |
737,000
-13,000
| -2% | -$4.5K |
|
Similar funds
HI
MPI
URS
FPAS
CCM
FCM
HL
DCP
Magnetar Financial's Q4 2025 Portfolio in Review
As of Q4 2025, Magnetar Financial held 1,310 positions worth $10.2B, down 38% from $16.5B the previous quarter. Its ten largest holdings account for 56% of the portfolio.
Magnetar Financial withdrew a net $1.76B in Q4 2025, closing 414 positions and reducing 157 holdings. Its most notable exit was Merus, an estimated $98.4M position sold in full.
By sector, the portfolio is most concentrated in Technology at 54% of assets, down from 72% a quarter earlier, followed by Financials and Industrials.
Against the trend, Magnetar Financial opened a new position in Comerica worth $99.1M.
- Magnetar Financial's largest Q4 2025 buy was Comerica: 1,139,969 shares worth $99.1M.
- Magnetar Financial added most to Qorvo in Q4 2025, an estimated $47.5M increase.
- Magnetar Financial's biggest Q4 2025 reduction was CoreWeave, cutting an estimated $1.4B.
- Magnetar Financial fully exited Merus in Q4 2025, selling an estimated $98.4M.
- Magnetar Financial's ten largest holdings make up 56% of its $10.2B portfolio in Q4 2025.
- Magnetar Financial opened 462 new positions and closed 414 in Q4 2025.
- Magnetar Financial's portfolio value fell 38% quarter-over-quarter to $10.2B.
Based on Magnetar Financial's 13F filing for Q4 2025, filed 17 Feb 2026.