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ACM
Advent Capital Management Portfolio holdings
AUM
$3.63B
1-Year Est. Return
0.29%
This Fund
S&P 500
This Quarter
Est. Return
+0.31%
1 Year Est. Return
-0.29%
3 Year Est. Return
+1.05%
5 Year Est. Return
-0.73%
10 Year Est. Return
+3.33%
AUM
$4.98B
AUM Growth
+$390M
(+8.5%)
Cap. Flow
-$2.65B
Cap. Flow
% of AUM
-53.16%
Top 10 Holdings %
Top 10 Hldgs %
35.76%
Holding
255
New
26
Increased
16
Reduced
8
Closed
30
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
SOMN
The Southern Company 2025 Series A Corp Units
SOMN
|
+$45.5M |
| 2 |
NOVTU
Novanta Inc Units
NOVTU
|
+$30.7M |
| 3 |
HPE.PRC
Hewlett Packard Enterprise 7.625% Series C Preferred Stock
HPE.PRC
|
+$16.8M |
| 4 |
KKR.PRD
KKR & Co 6.25% Series D Preferred Stock
KKR.PRD
|
+$11.5M |
| 5 |
QXO.PRB
QXO Inc 5.50% Series B Preferred Stock
QXO.PRB
|
+$5.05M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Bank of America Series L
BAC.PRL
|
+$24.2M |
| 2 |
Wells Fargo 7.5% Non Cumv Perp Conv
WFC.PRL
|
+$21.5M |
| 3 |
BRKRP
Bruker Corporation 6.375% Series A Preferred Stock
BRKRP
|
+$8.72M |
| 4 |
NEE.PRS
NextEra Energy 7.299% Corporate Units
NEE.PRS
|
+$6.97M |
| 5 |
Amgen
AMGN
|
+$4.52M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 0.68% |
| 2 | Industrials | 0.23% |
| 3 | Consumer Discretionary | 0.18% |
| 4 | Healthcare | 0.16% |
| 5 | Financials | 0.06% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
76
Medtronic
MDT
$112B
| – | – |
-35,000
| Closed | -$3.33M |
|
77
MGM Resorts International
MGM
$11.2B
| – | – |
-70,000
| Closed | -$2.43M |
|
78
CALL
Plug Power
PLUG
$3.04B
| – | – |
-100,000
| Closed | -$233K |
|
79
CALL
Redwire
RDW
$3.25B
| – | – |
-55,000
| Closed | -$494K |
|
80
CALL
The RealReal
REAL
$1.5B
| – | – |
-100,000
| Closed | -$1.06M |
|
81
CALL
Riot Platforms
RIOT
$7.76B
| – | – |
-28,500
| Closed | -$542K |
|
82
Spotify
SPOT
$100B
| – | – |
-5,000
| Closed | -$3.49M |
|
83
PUT
State Street SPDR S&P 500 ETF Trust
SPY
$823B
| – | – |
-158,000
| Closed | -$105M |
|
84
AT&T
T
$163B
| – | – |
-100,000
| Closed | -$2.82M |
|
|
CRWV
85
CALL
CoreWeave
CRWV
$49.5B
| – | – |
-12,500
| Closed | -$1.71M |
|
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Advent Capital Management's Q4 2025 Portfolio in Review
As of Q4 2025, Advent Capital Management held 255 positions worth $4.98B, up 8.5% from $4.59B the previous quarter. Its ten largest holdings account for 36% of the portfolio.
Advent Capital Management withdrew a net $2.65B in Q4 2025, closing 30 positions and reducing 8 holdings. Its most notable exit was Amgen, an estimated $4.52M position sold in full.
By sector, the portfolio is most concentrated in Technology at 0.68% of assets, down from 0.76% a quarter earlier, followed by Industrials and Consumer Discretionary.
Against the trend, Advent Capital Management opened a new position in The Southern Company 2025 Series A Corp Units worth $45.6M.
- Advent Capital Management's largest Q4 2025 buy was The Southern Company 2025 Series A Corp Units: 916,989 shares worth $45.6M.
- Advent Capital Management added most to Hewlett Packard Enterprise 7.625% Series C Preferred Stock in Q4 2025, an estimated $16.8M increase.
- Advent Capital Management's biggest Q4 2025 reduction was Bank of America Series L, cutting an estimated $24.2M.
- Advent Capital Management fully exited Amgen in Q4 2025, selling an estimated $4.52M.
- Advent Capital Management's ten largest holdings make up 36% of its $4.98B portfolio in Q4 2025.
- Advent Capital Management opened 26 new positions and closed 30 in Q4 2025.
- Advent Capital Management's portfolio value rose 8.5% quarter-over-quarter to $4.98B.
Based on Advent Capital Management's 13F filing for Q4 2025, filed 9 Feb 2026.