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Latest CALAMOS ADVISORS LLC Stock Portfolio

$30.07Billion | No. of Holdings #762

CALAMOS ADVISORS LLC Performance

2026 Q2+12.44%
YTD+7.50%
2025+16.23%

About CALAMOS ADVISORS LLC and 13F Hedge Fund Stock Holdings

Calamos Advisors LLC is a hedge fund based in Naperville, IL. On 2026-07-31, the fund reported it's updated stock portfolio. In the 13F Holdings report, Calamos Advisors LLC reported an equity portfolio of $30.1 Billions as of 30 Jun, 2026. <br><br> The top stock holdings of Calamos Advisors LLC are NVDA, AAPL, . The fund has invested 4.7% of it's portfolio in NVIDIA CORPORATION and 3.8% of portfolio in APPLE INC. <br><br> The fund managers got completely rid off ISHARES TR (IJR), HONEYWELL INTL INC (HON) and CLEARWATER ANALYTICS HLDGS I (CWAN) stocks. They significantly reduced their stock positions in CALAMOS ETF TR, STATE STR SPDR S&P 500 ETF T (SPY) and ISHARES TR (IBCE). Calamos Advisors LLC opened new stock positions in CALAMOS ETF TR, ALPHABET INC (GOOG) and SUPER MICRO COMPUTER INC (SMCI). The fund showed a lot of confidence in some stocks as they added substantially to CBOE GLOBAL MKTS INC, CORNING INC (GLW) and ISHARES SILVER TR (SLV).
CALAMOS ADVISORS LLC Equity Portfolio Value
Last Reported on: 31 Jul, 2026
$30.07Billion
  as of Jul 31, 2026

CALAMOS ADVISORS LLC Annual Return Estimates Vs S&P 500

Our best estimate is that Calamos Advisors LLC made a return of 12.44% in the last quarter. In trailing 12 months, it's portfolio return was 18.44%.
  • Performance
  • S&P 500

New Buys

Ticker$ Bought
calamos etf tr1,077,880,000
alphabet inc237,294,000
alphabet inc232,178,000
doordash inc126,423,000
cloudflare inc121,044,000
cyberark software ltd120,745,000
akamai technologies inc114,263,000
etsy inc85,199,600
New stocks bought by CALAMOS ADVISORS LLC

Additions

Ticker% Inc.
cboe global mkts inc10,286
corning inc1,280
marvell technology inc513
varonis sys inc339
sumitomo mitsui fin grp inc333
pricesmart inc288
state str corp155
cheesecake factory inc149
Additions to existing portfolio by CALAMOS ADVISORS LLC

Reductions

Ticker% Reduced
state str spdr s&p 500 etf t-98.11
ishares tr-94.72
snap inc-81.81
joby aviation inc-75.75
airbnb inc-71.99
iqvia hldgs inc-66.8
guidewire software inc-57.76
five9 inc-56.26
CALAMOS ADVISORS LLC reduced stake in above stock

Sold off

None of the stocks were completely sold off by CALAMOS ADVISORS LLC

Sector Distribution

Calamos Advisors LLC has about 33.4% of it's holdings in Technology sector.

  • Technology
  • Others
  • Communication Services
  • Financial Services
  • Consumer Cyclical
  • Healthcare
  • Industrials
  • Consumer Defensive
  • Utilities
  • Energy
  • Basic Materials
Sector%
Technology33.4
Others12.7
Communication Services10.9
Financial Services8.5
Consumer Cyclical8
Healthcare7.7
Industrials7.1
Consumer Defensive3.5
Utilities3.3
Energy2.5
Basic Materials1.7

Market Cap. Distribution

Calamos Advisors LLC has about 85.3% of it's portfolio invested in the large-cap and mega-cap stocks.

  • MEGA-CAP
  • LARGE-CAP
  • UNALLOCATED
  • MID-CAP
Category%
MEGA-CAP57
LARGE-CAP28.3
UNALLOCATED12.7
MID-CAP1.6

Stocks belong to which Index?

About 83% of the stocks held by Calamos Advisors LLC either belong to S&P 500 or RUSSELL 2000 index.

  • S&P 500
  • Others
  • RUSSELL 2000
Index%
S&P 50081
Others17
RUSSELL 20002
Top 5 Winners (%)%
spark i acquisition corp
1233.4 %
MU
micron technology inc
238.4 %
XRX
xerox holdings corp
204.3 %
wolfspeed inc
188.1 %
gct semiconductor hldg inc
170.7 %
Top 5 Winners ($)$
MU
micron technology inc
259.5 M
NVDA
nvidia corporation
195.8 M
AMD
advanced micro devices inc
192.3 M
GOOG
alphabet inc
159.8 M
AAPL
apple inc
154.8 M
Top 5 Losers (%)%
helport ai ltd
-76.8 %
IVOG
vanguard admiral fds inc
-69.7 %
VB
vanguard index fds
-66.1 %
aleanna inc
-63.0 %
murano global invt plc
-62.8 %
Top 5 Losers ($)$
XOM
exxon mobil corp
-39.8 M
NFLX
netflix inc.
-38.7 M
CVX
chevron corporation
-25.7 M
PLTR
palantir technologies inc
-20.8 M
ALB
albemarle corp
-20.5 M

CALAMOS ADVISORS LLC Holdings Map

This heatmap illustrates the top 50 positions within the fund's portfolio.

Current Stock Holdings of CALAMOS ADVISORS LLC

Calamos Advisors LLC has 762 stocks in it's portfolio. About 24.7% of the portfolio is in top 10 stocks. XOM proved to be the most loss making stock for the portfolio. MU was the most profitable stock for Calamos Advisors LLC last quarter.

$26.77BTotal Value
484Positions
31 Jul, 2026Last Reported
Current holdings of Current Stock Holdings of CALAMOS ADVISORS LLC, last reported on 31 Jul, 2026. Select a row with a linked ticker to view its historical trend.
ExpandHoldingsorted ascending% PortfolioShares Held$ Value% Change
ACWV
Ishares Inc

Ishares Inc

ACWV
CALAMOS ADVISORS LLC's holding in Ishares Inc over time
0.04%320,890
$13.62M
0.04%
increased 39.28 percentadded