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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
EIX icon
376
Edison International
EIX
$26.4B
$4.95M 0.02%
82,522
-3,351
-4% -$192K
MAMA icon
377
Mama's Creations
MAMA
$833M
$4.93M 0.02%
365,356
+25,082
+7% +$288K
IVE icon
378
iShares S&P 500 Value ETF
IVE
$49.8B
$4.89M 0.02%
23,051
+1,043
+5% +$219K
AZN icon
379
CALL
AstraZeneca
AZN
$250B
$4.84M 0.02%
31,550
-21,250
-40% -$3.73M
ICLR icon
380
Icon
ICLR
$12.7B
$4.83M 0.02%
+26,500
New +$4.72M
VNMEU
381
Vendome Acquisition Corp I Unit
VNMEU
$4.81M 0.02%
467,706
– –
VLTO icon
382
Veralto
VLTO
$24B
$4.77M 0.02%
47,833
-1,942
-4% -$196K
CNC icon
383
Centene
CNC
$32.5B
$4.63M 0.02%
112,493
-4,569
-4% -$171K
BOOT icon
384
Boot Barn
BOOT
$4.95B
$4.62M 0.02%
26,177
+6,469
+33% +$1.21M
RDVT icon
385
Red Violet
RDVT
$924M
$4.6M 0.02%
80,764
+8,661
+12% +$470K
CCJ icon
386
Cameco
CCJ
$42.4B
$4.5M 0.02%
49,138
+5,006
+11% +$451K
SPHY icon
387
State Street SPDR Portfolio High Yield Bond ETF
SPHY
$11.6B
$4.48M 0.02%
189,402
+19,381
+11% +$459K
FTAI icon
388
FTAI Aviation
FTAI
$22.2B
$4.44M 0.02%
22,554
-1,817
-7% -$310K
CRDO icon
389
Credo Technology Group
CRDO
$46.6B
$4.44M 0.02%
30,832
-20,168
-40% -$3.1M
TIGO icon
390
Millicom
TIGO
$16.3B
$4.41M 0.02%
79,550
-28,680
-26% -$1.44M
TDACU
391
Translational Development Acquisition Corp Units
TDACU
$4.39M 0.02%
375,000
– –
NPKI
392
NPK International
NPKI
$1.14B
$4.26M 0.02%
357,603
+18,511
+5% +$226K
TATT icon
393
TAT Technologies
TATT
$515M
$4.23M 0.02%
94,695
+70,345
+289% +$2.88M
ZBH icon
394
Zimmer Biomet
ZBH
$18.4B
$4.09M 0.02%
45,478
-1,846
-4% -$175K
AGX icon
395
Argan
AGX
$8.37B
$3.99M 0.02%
12,725
-14,385
-53% -$4.57M
LGND icon
396
Ligand Pharmaceuticals
LGND
$6.36B
$3.98M 0.01%
21,045
+312
+2% +$59.9K
ARGX icon
397
argenx
ARGX
$54.1B
$3.9M 0.01%
4,640
-530
-10% -$454K
MDGL icon
398
Madrigal Pharmaceuticals
MDGL
$11.8B
$3.82M 0.01%
6,566
+2,081
+46% +$1.06M
ET icon
399
Energy Transfer Partners
ET
$69.3B
$3.81M 0.01%
230,990
– –
HUBB icon
400
Hubbell
HUBB
$27.2B
$3.68M 0.01%
8,280
-337
-4% -$148K
14 15
16
17 18

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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.