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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
IJR icon
526
iShares Core S&P Small-Cap ETF
IJR
$110B
$1.77M 0.01%
11,953
-300,520
-96% -$41.2M
FMACU
527
Future Money Acquisition Corp Units
FMACU
$1.77M 0.01%
175,000
– –
FXACU
528
FortuneX Acquisition Corp Units
FXACU
$1.76M 0.01%
+175,000
New +$1.76M
JABRU
529
DELISTED
JAB Acquisition Corp I Unit
JABRU
$1.76M 0.01%
+175,000
New +$1.75M
NVDA icon
530
CALL
NVIDIA
NVDA
$5.56T
$1.71M 0.01%
9,800
-1,400
-13% -$288K
NESR
531
National Energy Services Reunited Corp
NESR
$3.5B
$1.7M 0.01%
56,776
-21,031
-27% -$520K
ENVA icon
532
Enova International
ENVA
$5.74B
$1.69M 0.01%
7,030
-786
-10% -$135K
ARWR icon
533
Arrowhead Research
ARWR
$12.2B
$1.68M 0.01%
20,612
+5,216
+34% +$385K
GOOGL icon
534
CALL
Alphabet (Google) Class A
GOOGL
$4.14T
$1.61M 0.01%
5,600
-800
-13% -$288K
PVLA
535
Palvella Therapeutics
PVLA
$2.27B
$1.6M 0.01%
10,479
+675
+7% +$81.9K
TPR icon
536
Tapestry
TPR
$24.4B
$1.58M 0.01%
10,822
-12,123
-53% -$1.74M
RNGTU
537
Range Capital Acquisition Corp II Units
RNGTU
$1.56M 0.01%
147,613
– –
SAAQU
538
Space Asset Acquisition Corp Units
SAAQU
$1.56M 0.01%
147,999
– –
DCO icon
539
Ducommun
DCO
$2.54B
$1.55M 0.01%
8,391
+525
+7% +$77.9K
WENC.U
540
West Enclave Merger Corp Units
WENC.U
$1.54M 0.01%
+150,000
New +$1.51M
MCAHU
541
Mountain Crest Acquisition 6 Corp Units
MCAHU
$1.52M 0.01%
+150,000
New +$1.51M
HCICU
542
Hennessy Capital Investment Corp VIII Units
HCICU
$1.52M 0.01%
150,000
– –
APMCU
543
AmperCap Acquisition Co Unit
APMCU
$131M
$1.51M 0.01%
+150,000
New +$1.5M
XCBEU
544
X3 Acquisition Corp Ltd Unit
XCBEU
$1.5M 0.01%
149,843
+1,000
+0.7% +$10K
HACQU
545
HCM IV Acquisition Corp Unit
HACQU
$1.5M 0.01%
148,010
– –
PAACU
546
Proem Acquisition Corp I Units
PAACU
$1.5M 0.01%
148,010
– –
APUR
547
Aperture AC
APUR
$147M
$1.49M ﹤0.01%
+150,000
New +$1.49M
PDFS icon
548
PDF Solutions
PDFS
$1.93B
$1.48M ﹤0.01%
+20,857
New +$1.03M
ARCB icon
549
ArcBest
ARCB
$3.15B
$1.47M ﹤0.01%
10,223
+2,531
+33% +$329K
WPAC.U
550
White Pearl Acquisition Corp Units
WPAC.U
$1.47M ﹤0.01%
140,000
– –
20 21
22
23 24

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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.