Filed: 4/29/2025ACC: 0001085146-25-002415
📋 What this filing means
CALAMOS ADVISORS LLC filed this quarterly 13F‑HR report disclosing 872 equity positions with a total reported market value of $22.97B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
872
Positions
$22.97B
Total AUM (reported)
5.38B
Total Shares
Allocation by class
COM$11.04B48.1%
TR UNIT$1.38B6.0%
CL A$913.01M4.0%
NOTE 3/1$456.08M2.0%
CAP STK CL A$393.11M1.7%
NOTE 0.375% 6/0$378.06M1.6%
SHS$289.09M1.3%
Portfolio Concentration
Top 3$3.19B13.9%
4–10$3.16B13.8%
11–25$2.72B11.8%
Rest$13.90B60.5%
Top 3 weight
13.9%
Top 10 weight
27.7%
Voting Authority Distribution
Total shares with voting rights: 177.75M
Sole
Full voting authority
177.40M
shares
% of voting shares99.8%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
346.55K
shares
% of voting shares0.2%
Investment Discretion (by position count)
Sole831
Shared0
Other41
Dominant voting typeSole · 99.8% of voting shares
Institutional Holdings872
Rows:
SPDR S&P 500 ETF TR
SOLEShares2.39M
TypeSH
Market value$1.38B
6.01%
Sole
2.38M
Shared
0.00
None
12.71K
APPLE INC
SOLEShares4.27M
TypeSH
Market value$948.72M
4.13%
Sole
4.26M
Shared
0.00
None
11.48K
MICROSOFT CORP
SOLEShares2.30M
TypeSH
Market value$864.62M
3.76%
Sole
2.30M
Shared
0.00
None
7.38K
NVIDIA CORPORATION
SOLEShares7.57M
TypeSH
Market value$820.08M
3.57%
Sole
7.54M
Shared
0.00
None
28.34K
AMAZON COM INC
SOLEShares3.36M
TypeSH
Market value$641.68M
2.79%
Sole
3.35M
Shared
0.00
None
14.16K
META PLATFORMS INC
SOLEShares684.34K
TypeSH
Market value$394.43M
1.72%
Sole
681.83K
Shared
0.00
None
2.50K
ALPHABET INC
SOLEShares2.54M
TypeSH
Market value$393.11M
1.71%
Sole
2.52M
Shared
0.00
None
14.08K
PALO ALTO NETWORKS INC
SOLEShares109.97M
TypePRN
Market value$377.82M
1.64%
Sole
109.81K
Shared
0.00
None
167.00
ISHARES TR
SOLEShares1.30M
TypeSH
Market value$284.06M
1.24%
Sole
1.30M
Shared
0.00
None
0.00
VISA INC
SOLEShares713.32K
TypeSH
Market value$249.99M
1.09%
Sole
709.47K
Shared
0.00
None
3.85K
BROADCOM INC
SOLEShares1.43M
TypeSH
Market value$239.68M
1.04%
Sole
1.43M
Shared
0.00
None
5.23K
BOEING CO
SOLEShares4M
TypeSH
Market value$239.02M
1.04%
Sole
3.98M
Shared
0.00
None
13.63K
ELI LILLY & CO
SOLEShares273.11K
TypeSH
Market value$225.56M
0.98%
Sole
272.07K
Shared
0.00
None
1.04K
INVESCO QQQ TR
SOLEShares424K
TypeSH
Market value$216.76M
0.94%
Sole
424K
Shared
0.00
None
0.00
TESLA INC
SOLEShares799.99K
TypeSH
Market value$207.40M
0.90%
Sole
798.22K
Shared
0.00
None
1.78K
BERKSHIRE HATHAWAY INC DEL
SOLEShares364.69K
TypeSH
Market value$188.21M
0.82%
Sole
364.69K
Shared
0.00
None
0.00
JPMORGAN CHASE & CO.
SOLEShares751.79K
TypeSH
Market value$184.41M
0.80%
Sole
751.26K
Shared
0.00
None
530.00
NETFLIX INC
SOLEShares177.06K
TypeSH
Market value$165.09M
0.72%
Sole
176.08K
Shared
0.00
None
982.00
UNITEDHEALTH GROUP INC
SOLEShares304.92K
TypeSH
Market value$159.70M
0.70%
Sole
304.44K
Shared
0.00
None
485.00
WALMART INC
SOLEShares1.76M
TypeSH
Market value$154.66M
0.67%
Sole
1.76M
Shared
0.00
None
5.33K
ALPHABET INC
SOLEShares961.46K
TypeSH
Market value$150.21M
0.65%
Sole
961.46K
Shared
0.00
None
0.00
MASTERCARD INCORPORATED
SOLEShares272.73K
TypeSH
Market value$149.49M
0.65%
Sole
272.14K
Shared
0.00
None
587.00
SPOTIFY USA INC
SOLEShares124.79M
TypePRN
Market value$148.96M
0.65%
Sole
124.19K
Shared
0.00
None
602.00
EXXON MOBIL CORP
SOLEShares1.24M
TypeSH
Market value$147.52M
0.64%
Sole
1.24M
Shared
0.00
None
0.00
SOUTHERN CO
SOLEShares128.19M
TypePRN
Market value$143.50M
0.62%
Sole
127.01K
Shared
0.00
None
1.18K
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
SPDR S&P 500 ETF TRSOLE | TR UNIT | 2.39M | SH | $1.38B 6.01% | 2.38M | 0.00 | 12.71K |
APPLE INCSOLE | COM | 4.27M | SH | $948.72M 4.13% | 4.26M | 0.00 | 11.48K |
MICROSOFT CORPSOLE | COM | 2.30M | SH | $864.62M 3.76% | 2.30M | 0.00 | 7.38K |
NVIDIA CORPORATIONSOLE | COM | 7.57M | SH | $820.08M 3.57% | 7.54M | 0.00 | 28.34K |
AMAZON COM INCSOLE | COM | 3.36M | SH | $641.68M 2.79% | 3.35M | 0.00 | 14.16K |
META PLATFORMS INCSOLE | CL A | 684.34K | SH | $394.43M 1.72% | 681.83K | 0.00 | 2.50K |
ALPHABET INCSOLE | CAP STK CL A | 2.54M | SH | $393.11M 1.71% | 2.52M | 0.00 | 14.08K |
PALO ALTO NETWORKS INCSOLE | NOTE 0.375% 6/0 | 109.97M | PRN | $377.82M 1.64% | 109.81K | 0.00 | 167.00 |
ISHARES TRSOLE | RUSSELL 2000 ETF | 1.30M | SH | $284.06M 1.24% | 1.30M | 0.00 | 0.00 |
VISA INCSOLE | COM CL A | 713.32K | SH | $249.99M 1.09% | 709.47K | 0.00 | 3.85K |
BROADCOM INCSOLE | COM | 1.43M | SH | $239.68M 1.04% | 1.43M | 0.00 | 5.23K |
BOEING COSOLE | DEP CONV PFD A | 4M | SH | $239.02M 1.04% | 3.98M | 0.00 | 13.63K |
ELI LILLY & COSOLE | COM | 273.11K | SH | $225.56M 0.98% | 272.07K | 0.00 | 1.04K |
INVESCO QQQ TRSOLE | UNIT SER 1 | 424K | SH | $216.76M 0.94% | 424K | 0.00 | 0.00 |
TESLA INCSOLE | COM | 799.99K | SH | $207.40M 0.90% | 798.22K | 0.00 | 1.78K |
BERKSHIRE HATHAWAY INC DELSOLE | CL B NEW | 364.69K | SH | $188.21M 0.82% | 364.69K | 0.00 | 0.00 |
JPMORGAN CHASE & CO.SOLE | COM | 751.79K | SH | $184.41M 0.80% | 751.26K | 0.00 | 530.00 |
NETFLIX INCSOLE | COM | 177.06K | SH | $165.09M 0.72% | 176.08K | 0.00 | 982.00 |
UNITEDHEALTH GROUP INCSOLE | COM | 304.92K | SH | $159.70M 0.70% | 304.44K | 0.00 | 485.00 |
WALMART INCSOLE | COM | 1.76M | SH | $154.66M 0.67% | 1.76M | 0.00 | 5.33K |
ALPHABET INCSOLE | CAP STK CL C | 961.46K | SH | $150.21M 0.65% | 961.46K | 0.00 | 0.00 |
MASTERCARD INCORPORATEDSOLE | CL A | 272.73K | SH | $149.49M 0.65% | 272.14K | 0.00 | 587.00 |
SPOTIFY USA INCSOLE | NOTE 3/1 | 124.79M | PRN | $148.96M 0.65% | 124.19K | 0.00 | 602.00 |
EXXON MOBIL CORPSOLE | COM | 1.24M | SH | $147.52M 0.64% | 1.24M | 0.00 | 0.00 |
SOUTHERN COSOLE | NOTE 3.875%12/1 | 128.19M | PRN | $143.50M 0.62% | 127.01K | 0.00 | 1.18K |
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