Calamos Advisors Portfolio holdings
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
SOMN
The Southern Company 2025 Series A Corp Units
SOMN
|
+$123M |
| 2 |
Kenvue
KVUE
|
+$44.1M |
| 3 |
IQVIA
IQV
|
+$29.9M |
| 4 |
iShares Russell 2000 ETF
IWM
|
+$20.8M |
| 5 |
HOUS
Anywhere Real Estate
HOUS
|
+$20.6M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$99.2M |
| 2 |
Oracle
ORCL
|
+$51.7M |
| 3 |
NVIDIA
NVDA
|
+$48.6M |
| 4 |
K
Kellanova
K
|
+$39M |
| 5 |
Microsoft
MSFT
|
+$34.6M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 21.94% |
| 2 | Financials | 7.55% |
| 3 | Communication Services | 7.22% |
| 4 | Consumer Discretionary | 6.94% |
| 5 | Healthcare | 6.12% |
Similar funds
Calamos Advisors's Q4 2025 Portfolio in Review
As of Q4 2025, Calamos Advisors held 1,021 positions worth $26.6B, down 1.7% from $27.1B the previous quarter. Its ten largest holdings account for 27% of the portfolio.
Calamos Advisors withdrew a net $6.98B in Q4 2025, closing 97 positions and reducing 320 holdings. Its most notable exit was Kellanova, an estimated $39M position sold in full.
By sector, the portfolio is most concentrated in Technology at 22% of assets, down from 22% a quarter earlier, followed by Financials and Communication Services.
Against the trend, Calamos Advisors opened a new position in The Southern Company 2025 Series A Corp Units worth $125M.
- Calamos Advisors's largest Q4 2025 buy was The Southern Company 2025 Series A Corp Units: 2,485,706 shares worth $125M.
- Calamos Advisors added most to IQVIA in Q4 2025, an estimated $29.9M increase.
- Calamos Advisors's biggest Q4 2025 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $99.2M.
- Calamos Advisors fully exited Kellanova in Q4 2025, selling an estimated $39M.
- Calamos Advisors's ten largest holdings make up 27% of its $26.6B portfolio in Q4 2025.
- Calamos Advisors opened 103 new positions and closed 97 in Q4 2025.
- Calamos Advisors's portfolio value fell 1.7% quarter-over-quarter to $26.6B.
Based on Calamos Advisors's 13F filing for Q4 2025, filed 29 Jan 2026.