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Calamos Advisors

Calamos Advisors Portfolio holdings

AUM $30.1B
1-Year Est. Return 30.03%
This Fund
S&P 500
This Quarter Est. Return
+3.53%
1 Year Est. Return
+30.03%
3 Year Est. Return
+88.6%
5 Year Est. Return
+115.14%
10 Year Est. Return
+349.12%
AUM
$26.6B
AUM Growth
-$451M
Cap. Flow
-$6.98B
Cap. Flow %
-26.2%
Top 10 Hldgs %
27.19%
Holding
1,021
New
103
Increased
183
Reduced
320
Closed
97

Top Buys

Rank Stock Value
1
SOMN
The Southern Company 2025 Series A Corp Units
SOMN
+$123M
2
KVUE icon
Kenvue
KVUE
+$44.1M
3
IQV icon
IQVIA
IQV
+$29.9M
4
IWM icon
iShares Russell 2000 ETF
IWM
+$20.8M
5
HOUS
Anywhere Real Estate
HOUS
+$20.6M

Top Sells

Rank Stock Value
1
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$99.2M
2
ORCL icon
Oracle
ORCL
+$51.7M
3
NVDA icon
NVIDIA
NVDA
+$48.6M
4
K
Kellanova
K
+$39M
5
MSFT icon
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%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
AZN icon
501
AstraZeneca
AZN
$250B
$1.18M ﹤0.01%
6,439
+345
+6% +$60.5K
KVAC
502
DELISTED
Keen Vision Acquisition Corp
KVAC
$1.18M ﹤0.01%
100,000
– –
WCN
503
Waste Connections
WCN
$42B
$1.16M ﹤0.01%
6,622
– –
WTFC icon
504
Wintrust Financial
WTFC
$10.7B
$1.16M ﹤0.01%
8,300
-21,068
-72% -$2.8M
PIPR icon
505
Piper Sandler
PIPR
$5.29B
$1.16M ﹤0.01%
13,616
-10,972
-45% -$927K
NVT icon
506
nVent Electric
NVT
$26.7B
$1.14M ﹤0.01%
11,180
– –
HYAC
507
DELISTED
Haymaker Acquisition Corp 4
HYAC
$1.14M ﹤0.01%
100,000
– –
BBNX
508
Beta Bionics
BBNX
$715M
$1.1M ﹤0.01%
36,091
+3,789
+12% +$101K
ETW
509
Eaton Vance Tax-Managed Global Buy-Write Opportunities Fund
ETW
$1.06B
$1.09M ﹤0.01%
118,103
+54,589
+86% +$496K
BME icon
510
BlackRock Health Sciences Trust
BME
$570M
$1.07M ﹤0.01%
26,020
+10,135
+64% +$400K
ATRO icon
511
Astronics
ATRO
$3.84B
$1.07M ﹤0.01%
+23,664
New +$992K
ASG
512
Liberty All-Star Growth Fund
ASG
$341M
$1.07M ﹤0.01%
201,479
+84,884
+73% +$460K
CBXJ
513
Calamos Bitcoin 90 Series Structured Alt Protection ETF - January
CBXJ
$18.1M
$1.06M ﹤0.01%
46,773
+16,773
+56% +$427K
BDJ icon
514
BlackRock Enhanced Equity Dividend Trust
BDJ
$1.73B
$1.06M ﹤0.01%
111,677
+27,162
+32% +$247K
TT icon
515
Trane Technologies
TT
$106B
$1.05M ﹤0.01%
2,702
– –
NIE
516
Virtus Equity & Convertible Income Fund
NIE
$732M
$1.05M ﹤0.01%
42,188
+25,955
+160% +$657K
IRMD icon
517
iRadimed
IRMD
$1.18B
$1.05M ﹤0.01%
10,788
-668
-6% -$57.3K
ETJ
518
Eaton Vance Risk-Managed Diversified Equity Income Fund
ETJ
$575M
$1.04M ﹤0.01%
118,032
+28,710
+32% +$253K
AXINU
519
Axiom Intelligence Acquisition Corp 1 Units
AXINU
$1.04M ﹤0.01%
100,000
– –
SAC.U
520
Safeguard Acquisition Corp Units
SAC.U
$1.01M ﹤0.01%
+100,000
New +$1.01M
LATAU
521
Galata Acquisition Corp. II Units
LATAU
$1.01M ﹤0.01%
100,000
– –
CHECU
522
Chenghe Acquisition III Co Units
CHECU
$1M ﹤0.01%
100,000
– –
CCXIU
523
Churchill Capital Corp XI Units
CCXIU
$523M
$1M ﹤0.01%
+98,324
New +$1.01M
HVMCU
524
Highview Merger Corp Units
HVMCU
$999K ﹤0.01%
98,585
– –
LIN icon
525
CALL
Linde
LIN
$226B
$998K ﹤0.01%
2,100
+100
+5% +$42.8K
19 20
21
22 23

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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.