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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
AVGO icon
301
CALL
Broadcom
AVGO
$2.04T
$8.12M 0.03%
24,600
+18,300
+290% +$6.54M
MAA icon
302
Mid-America Apartment Communities
MAA
$15.7B
$8.06M 0.03%
58,011
-2,355
-4% -$314K
ALLE icon
303
Allegion
ALLE
$14.4B
$8M 0.03%
50,250
-2,040
-4% -$340K
DOC icon
304
Healthpeak Properties
DOC
$14.8B
$7.91M 0.03%
491,784
-19,971
-4% -$352K
COIN icon
305
Coinbase
COIN
$40.5B
$7.88M 0.03%
34,851
-1,408
-4% -$420K
MTBA icon
306
Simplify MBS ETF
MTBA
$1.51B
$7.88M 0.03%
156,265
+16,263
+12% +$821K
JKHY icon
307
Jack Henry & Associates
JKHY
$11.1B
$7.87M 0.03%
43,112
-1,737
-4% -$289K
WDAY icon
308
Workday
WDAY
$44.4B
$7.83M 0.03%
36,450
-1,480
-4% -$336K
CHD icon
309
Church & Dwight Co
CHD
$24.5B
$7.81M 0.03%
93,118
-3,781
-4% -$323K
FE icon
310
FirstEnergy
FE
$27.5B
$7.79M 0.03%
173,992
-7,065
-4% -$324K
CPSF
311
Calamos S&P 500 Structured Alt Protection ETF - February
CPSF
$34.4M
$7.77M 0.03%
303,694
+31,762
+12% +$804K
SDHIU
312
Siddhi Acquisition Corp Unit
SDHIU
$7.77M 0.03%
750,000
– –
CPSR
313
Calamos S&P 500 Structured Alt Protection ETF - March
CPSR
$31.3M
$7.77M 0.03%
308,292
+33,776
+12% +$843K
CPSU
314
Calamos S&P 500 Structured Alt Protection ETF - June
CPSU
$25.1M
$7.77M 0.03%
286,805
+33,419
+13% +$898K
CPSP
315
Calamos S&P 500 Structured Alt Protection ETF - April
CPSP
$21.7M
$7.77M 0.03%
297,904
+34,831
+13% +$901K
CPSJ
316
Calamos S&P 500 Structured Alt Protection ETF - July
CPSJ
$47.5M
$7.76M 0.03%
288,570
+30,554
+12% +$816K
CPSD
317
Calamos S&P 500 Structured Alt Protection ETF - December
CPSD
$45.8M
$7.76M 0.03%
298,019
+27,655
+10% +$713K
CPSA
318
Calamos S&P 500 Structured Alt Protection ETF - August
CPSA
$42.2M
$7.76M 0.03%
288,033
+29,751
+12% +$796K
CPSY
319
Calamos S&P 500 Structured Alt Protection ETF - January
CPSY
$25.9M
$7.76M 0.03%
309,279
+32,748
+12% +$814K
CPSO
320
Calamos S&P 500 Structured Alt Protection ETF - October
CPSO
$28.1M
$7.76M 0.03%
286,646
+31,763
+12% +$855K
CPSM
321
Calamos S&P 500 Structured Alt Protection ETF - May
CPSM
$56M
$7.76M 0.03%
270,888
+32,091
+13% +$912K
CPSN
322
Calamos S&P 500 Structured Alt Protection ETF - November
CPSN
$36.4M
$7.75M 0.03%
288,088
+31,678
+12% +$848K
CPST
323
Calamos S&P 500 Structured Alt Protection ETF - September
CPST
$33.6M
$7.75M 0.03%
286,753
+30,428
+12% +$818K
USB icon
324
US Bancorp
USB
$99.6B
$7.75M 0.03%
145,195
-5,896
-4% -$290K
FISV
325
Fiserv Inc
FISV
$27.9B
$7.6M 0.03%
113,201
-5,283
-4% -$442K
11 12
13
14 15

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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.