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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
CGCFU
501
Cartesian Growth Corporation IV Unit
CGCFU
$249M
$2.25M 0.01%
+225,000
New +$2.25M
BCARU
502
DELISTED
D. Boral ARC Acquisition I Corp Units
BCARU
$2.24M 0.01%
197,406
– –
BROS icon
503
Dutch Bros
BROS
$6.43B
$2.22M 0.01%
+30,898
New +$1.77M
DIOD icon
504
Diodes
DIOD
$4.23B
$2.21M 0.01%
20,181
-6,162
-23% -$625K
AACOU
505
Abony Acquisition Corp I Units
AACOU
$2.19M 0.01%
213,890
+15,890
+8% +$159K
SMCI icon
506
Super Micro Computer
SMCI
$26B
$2.19M 0.01%
74,740
-1,390
-2% -$44.3K
TWLO icon
507
Twilio
TWLO
$35.8B
$2.18M 0.01%
+10,567
New +$1.87M
SAGU.U
508
Shreya Acquisition Group Units
SAGU.U
$2.11M 0.01%
+200,000
New +$2.01M
FESM icon
509
Fidelity Enhanced Small Cap Core ETF
FESM
$6.54B
$2.08M 0.01%
43,103
-1,010,631
-96% -$44.4M
SOCAU
510
Solarius Capital Acquisition Corp Units
SOCAU
$2.06M 0.01%
197,506
– –
CLBR.U
511
Colombier Acquisition Corp III Units
CLBR.U
$2.05M 0.01%
197,352
– –
VHCPU
512
Vine Hill Capital Investment Corp II Units
VHCPU
$2.03M 0.01%
197,241
– –
EVAC.U
513
EQV Ventures Acquisition Corp II Units
EVAC.U
$2.02M 0.01%
196,912
– –
ADACU
514
American Drive Acquisition Co Units
ADACU
$2.02M 0.01%
197,792
– –
KEYYU
515
Keystone Acquisition Corp Unit
KEYYU
$2.02M 0.01%
+200,000
New +$2.01M
LPCVU
516
Launchpad Cadenza Acquisition Corp I Unit
LPCVU
$2.01M 0.01%
197,792
– –
MTNE.U
517
CH4 Natural Solutions Corp Units
MTNE.U
$2M 0.01%
+200,000
New +$2M
ALPXU
518
Alpex Acquisition Corp Unit
ALPXU
$104M
$2M 0.01%
+200,000
New +$2M
LTGRU
519
Long Table Growth Corp Units
LTGRU
$152M
$2M 0.01%
+200,000
New +$2M
PTACU
520
Patriot Acquisition Corp Units
PTACU
$2M 0.01%
+200,000
New +$2M
YICCU
521
Yorkville International Capital Corp Units
YICCU
$2M 0.01%
+198,568
New +$2M
FN icon
522
Fabrinet
FN
$14.6B
$1.85M 0.01%
3,300
-4,204
-56% -$2.71M
DBCAU
523
D. Boral Acquisition I Corp Unit
DBCAU
$1.83M 0.01%
175,000
– –
LTH icon
524
Life Time Group Holdings
LTH
$9.66B
$1.83M 0.01%
+44,692
New +$1.42M
HAVAU
525
Harvard Ave Acquisition Corporation Unit
HAVAU
$1.8M 0.01%
175,000
– –
19 20
21
22 23

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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.