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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 | |
|---|---|---|---|---|---|---|
|
DEC
651
Diversified Energy Company
DEC
$902M
| $322K | ﹤0.01% |
+22,222
| New | +$311K |
|
652
Independent Bank Corp
IBCP
$787M
| $321K | ﹤0.01% |
9,860
-23,809
| -71% | -$765K |
|
653
Fulgent Genetics
FLGT
$574M
| $321K | ﹤0.01% |
+12,206
| New | +$317K |
|
654
Perdoceo Education
PRDO
$2.04B
| $318K | ﹤0.01% |
+10,848
| New | +$343K |
|
655
Theravance Biopharma
TBPH
$873M
| $318K | ﹤0.01% |
+16,977
| New | +$282K |
|
656
Riot Platforms
RIOT
$8.36B
| $316K | ﹤0.01% |
+24,903
| New | +$426K |
|
657
Winmark
WINA
$1.19B
| $315K | ﹤0.01% |
+777
| New | +$332K |
|
658
Welltower
WELL
$170B
| $314K | ﹤0.01% |
+1,691
| New | +$316K |
|
|
LPBBW
659
Launch Two Acquisition Corp Warrant
LPBBW
$3.22M
| $312K | ﹤0.01% |
990,000
| – | – |
|
660
PubMatic
PUBM
$592M
| $311K | ﹤0.01% |
+35,098
| New | +$306K |
|
661
Reinsurance Group of America
RGA
$15.6B
| $309K | ﹤0.01% |
1,519
-20,877
| -93% | -$4.04M |
|
662
Phillips 66
PSX
$84.4B
| $309K | ﹤0.01% |
+2,395
| New | +$322K |
|
663
Indivior Pharmaceuticals
INDV
$4.75B
| $308K | ﹤0.01% |
+8,591
| New | +$262K |
|
664
Sprout Social
SPT
$509M
| $307K | ﹤0.01% |
27,275
-11,833
| -30% | -$128K |
|
665
MiMedx Group
MDXG
$622M
| $307K | ﹤0.01% |
45,322
+21,430
| +90% | +$150K |
|
666
Elbit Systems
ESLT
$36.8B
| $306K | ﹤0.01% |
530
-15,411
| -97% | -$7.73M |
|
|
TACOW
667
Berto Acquisition Corp Warrant
TACOW
$16.6M
| $305K | ﹤0.01% |
825,000
| – | – |
|
668
Lennox International
LII
$14.4B
| $305K | ﹤0.01% |
628
-10,191
| -94% | -$5.1M |
|
669
FIVE9
FIVN
$2.12B
| $305K | ﹤0.01% |
15,194
-53,424
| -78% | -$1.13M |
|
670
Teledyne Technologies
TDY
$30.1B
| $303K | ﹤0.01% |
+594
| New | +$313K |
|
671
Hanmi Financial
HAFC
$940M
| $303K | ﹤0.01% |
+11,220
| New | +$300K |
|
672
Kornit Digital
KRNT
$695M
| $302K | ﹤0.01% |
20,985
+10,510
| +100% | +$144K |
|
673
Interface
TILE
$1.96B
| $301K | ﹤0.01% |
+10,773
| New | +$294K |
|
674
Teekay Tankers
TNK
$2.68B
| $301K | ﹤0.01% |
+5,627
| New | +$316K |
|
675
Nu Holdings
NU
$70B
| $300K | ﹤0.01% |
+17,932
| New | +$288K |
|
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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.