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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
+19.33%
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
$30.1B
AUM Growth
+$1.84B
Cap. Flow
-$6.55B
Cap. Flow %
-21.8%
Top 10 Hldgs %
28.38%
Holding
1,336
New
131
Increased
151
Reduced
386
Closed
356

Top Buys

Rank Stock Value
1
CBOX
Calamos Tax-Aware Collateral ETF
CBOX
+$1.08B
2
GOOGM
Alphabet Inc Depositary Shares Series A Preferred Stock
GOOGM
+$234M
3
GOOGN
Alphabet Inc Depositary Shares Series B Preferred Stock
GOOGN
+$231M
4
SMCIP
Super Micro Computer Depositary Shares 7% Series A Preferred Stock
SMCIP
+$81.3M
5
ROKU icon
Roku
ROKU
+$39.6M

Top Sells

Rank Stock Value
1
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$502M
2
AAPL icon
Apple
AAPL
+$244M
3
NVDA icon
NVIDIA
NVDA
+$231M
4
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$194M
5
IVV icon
iShares Core S&P 500 ETF
IVV
+$188M

Sector Composition

Rank Sector Weight
1 Miscellaneous 38.82%
2 Technology 22.91%
3 Communication Services 7.77%
4 Financials 6.69%
5 Consumer Discretionary 6%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
IWM icon
51
PUT
iShares Russell 2000 ETF
IWM
$80.5B
$94.9M 0.32%
382,800
-72,400
-16% -$20.3M
HD icon
52
Home Depot
HD
$320B
$93.1M 0.31%
264,087
-63,962
-19% -$20.8M
MS icon
53
Morgan Stanley
MS
$342B
$92.5M 0.31%
442,354
-93,360
-17% -$18.5M
CVX icon
54
Chevron
CVX
$409B
$92.1M 0.31%
555,706
-135,620
-20% -$25.2M
RTX icon
55
RTX Corp
RTX
$271B
$91M 0.3%
479,675
-23,341
-5% -$4.28M
QQQ icon
56
CALL
Invesco QQQ Trust
QQQ
$490B
$89.5M 0.3%
155,000
-58,100
-27% -$40M
PANW icon
57
Palo Alto Networks
PANW
$272B
$83.7M 0.28%
245,320
-18,858
-7% -$4.32M
MRK icon
58
Merck
MRK
$371B
$83.6M 0.28%
650,503
-127,160
-16% -$14.9M
CSX icon
59
CSX Corp
CSX
$91.5B
$80.4M 0.27%
1,690,905
-30,308
-2% -$1.37M
PWR icon
60
Quanta Services
PWR
$93.9B
$80.1M 0.27%
111,284
+2,783
+3% +$1.9M
SMCIP
61
Super Micro Computer Depositary Shares 7% Series A Preferred Stock
SMCIP
$5B
$78.7M 0.26%
+1,513,992
New +$81.3M
KO icon
62
Coca-Cola
KO
$379B
$78.5M 0.26%
965,562
-33,645
-3% -$2.66M
SNDK
63
Sandisk
SNDK
$255B
$77.8M 0.26%
34,206
+11,041
+48% +$15.8M
PLTR icon
64
Palantir
PLTR
$419B
$77.5M 0.26%
664,009
-77,645
-10% -$10.6M
NSC icon
65
Norfolk Southern
NSC
$74B
$76.1M 0.25%
242,024
-2,535
-1% -$782K
COST icon
66
Costco
COST
$406B
$75.2M 0.25%
80,404
-10,602
-12% -$10.6M
APO.PRA
67
DELISTED
Apollo Global Management Series A
APO.PRA
$75M 0.25%
1,231,216
+745
+0.1% +$48.3K
MPC icon
68
Marathon Petroleum
MPC
$109B
$74.4M 0.25%
290,934
-28,225
-9% -$6.93M
KKR.PRD
69
KKR & Co 6.25% Series D Preferred Stock
KKR.PRD
$2.46B
$71M 0.24%
1,782,560
+1,797
+0.1% +$75.2K
EFA icon
70
PUT
iShares MSCI EAFE ETF
EFA
$80.1B
$70.6M 0.23%
727,200
+222,200
+44% +$22.9M
PG icon
71
Procter & Gamble
PG
$340B
$70M 0.23%
477,265
-21,422
-4% -$3.12M
UNP icon
72
Union Pacific
UNP
$172B
$69.3M 0.23%
254,930
-25,849
-9% -$6.79M
BTSGU icon
73
BrightSpring Health Services Unit
BTSGU
$1.6B
$69.1M 0.23%
301,602
+379
+0.1% +$69.6K
ALB.PRA icon
74
Albemarle Corp Depositary Shares
ALB.PRA
$2.39B
$68.7M 0.23%
1,240,723
-7,166
-0.6% -$506K
EEM icon
75
PUT
iShares MSCI Emerging Markets ETF
EEM
$31.9B
$68.3M 0.23%
1,202,900
+361,400
+43% +$23.6M
1 2
3
4 5

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Calamos Advisors's Q2 2026 Portfolio in Review

As of Q2 2026, Calamos Advisors held 1,336 positions worth $30.1B, up 6.5% from $28.2B the previous quarter. Its ten largest holdings account for 28% of the portfolio.

Calamos Advisors withdrew a net $6.55B in Q2 2026, closing 356 positions and reducing 386 holdings. Its most notable exit was iShares Russell 3000 ETF, an estimated $57.1M position sold in full.

By sector, the portfolio is most concentrated in Miscellaneous at 39% of assets, up from 38% a quarter earlier, followed by Technology and Communication Services.

Against the trend, Calamos Advisors opened a new position in Calamos Tax-Aware Collateral ETF worth $1.08B.

  • Calamos Advisors's largest Q2 2026 buy was Calamos Tax-Aware Collateral ETF: 10,693,254 shares worth $1.08B.
  • Calamos Advisors added most to Intel in Q2 2026, an estimated $29.7M increase.
  • Calamos Advisors's biggest Q2 2026 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $502M.
  • Calamos Advisors fully exited iShares Russell 3000 ETF in Q2 2026, selling an estimated $57.1M.
  • Calamos Advisors's ten largest holdings make up 28% of its $30.1B portfolio in Q2 2026.
  • Calamos Advisors opened 131 new positions and closed 356 in Q2 2026.
  • Calamos Advisors's portfolio value rose 6.5% quarter-over-quarter to $30.1B.

Based on Calamos Advisors's 13F filing for Q2 2026, filed 31 Jul 2026.