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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
WGS icon
351
GeneDx Holdings
WGS
$2.3B
$6.1M 0.02%
46,886
-44
-0.1% -$6.04K
Q
352
Qnity Electronics Inc
Q
$28.9B
$5.97M 0.02%
+73,109
New +$6.21M
DD icon
353
DuPont de Nemours
DD
$19.2B
$5.88M 0.02%
48,739
-72,478
-60% -$8.15M
CLS icon
354
Celestica
CLS
$36.5B
$5.85M 0.02%
19,789
-13,944
-41% -$4.2M
ON icon
355
ON Semiconductor
ON
$31.6B
$5.78M 0.02%
106,728
-4,335
-4% -$222K
GH icon
356
Guardant Health
GH
$22.6B
$5.77M 0.02%
56,468
+11,968
+27% +$1.07M
MTCH icon
357
Match Group
MTCH
$8.55B
$5.77M 0.02%
178,590
-7,253
-4% -$238K
PAYC icon
358
Paycom
PAYC
$9.69B
$5.72M 0.02%
35,890
-1,612
-4% -$286K
NVO
359
Novo Nordisk
NVO
$209B
$5.66M 0.02%
111,232
-395
-0.4% -$20.2K
OTIS icon
360
Otis Worldwide
OTIS
$28.2B
$5.66M 0.02%
64,770
-2,480
-4% -$222K
INSM icon
361
Insmed
INSM
$28.6B
$5.6M 0.02%
32,155
-3,060
-9% -$558K
J icon
362
Jacobs Solutions
J
$17B
$5.43M 0.02%
41,000
+17,500
+74% +$2.57M
HPQ icon
363
HP
HPQ
$27.5B
$5.4M 0.02%
242,495
-9,848
-4% -$251K
ADMA icon
364
ADMA Biologics
ADMA
$2.22B
$5.33M 0.02%
292,426
+159,501
+120% +$2.69M
SBXD
365
SilverBox Corp IV
SBXD
$275M
$5.29M 0.02%
500,000
– –
IVW icon
366
iShares S&P 500 Growth ETF
IVW
$77.6B
$5.26M 0.02%
42,690
+815
+2% +$99.7K
EUFN icon
367
CALL
iShares MSCI Europe Financials ETF
EUFN
$4.29B
$5.25M 0.02%
+152,800
New +$5.31M
CRS icon
368
Carpenter Technology
CRS
$28.4B
$5.16M 0.02%
16,398
+10,270
+168% +$3.09M
UDR icon
369
UDR
UDR
$12.3B
$5.15M 0.02%
140,536
-5,708
-4% -$203K
FLBL icon
370
Franklin Senior Loan ETF
FLBL
$851M
$5.14M 0.02%
219,679
-115,765
-35% -$2.74M
HALO icon
371
Halozyme
HALO
$12.2B
$5.05M 0.02%
75,000
+22,000
+42% +$1.48M
MRK icon
372
CALL
Merck
MRK
$318B
$5.04M 0.02%
+60,000
New +$5.63M
AXON
373
Axon Enterprise
AXON
$46.4B
$4.97M 0.02%
8,750
+1,314
+18% +$815K
GPN icon
374
Global Payments
GPN
$22.8B
$4.97M 0.02%
64,164
-2,606
-4% -$210K
AES icon
375
AES
AES
$10.5B
$4.96M 0.02%
345,766
-14,042
-4% -$198K
13 14
15
16 17

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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.