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Calamos Advisors

Calamos Advisors Portfolio holdings

AUM $28.2B
1-Year Est. Return 21.78%
This Fund
S&P 500
This Quarter Est. Return
+7.18%
1 Year Est. Return
+21.78%
3 Year Est. Return
+69.57%
5 Year Est. Return
+92%
10 Year Est. Return
+282.63%
AUM
$27.1B
AUM Growth
+$1.67B
Cap. Flow
-$6.2B
Cap. Flow %
-22.9%
Top 10 Hldgs %
27.05%
Holding
1,026
New
112
Increased
194
Reduced
154
Closed
107

Sector Composition

Rank Sector Weight
1 Technology 22.03%
2 Financials 7.42%
3 Consumer Discretionary 7.08%
4 Communication Services 6.95%
5 Healthcare 5.04%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
HALO icon
401
Halozyme
HALO
$9.88B
$3.89M 0.01%
+53,000
New +$3.52M
NPKI
402
NPK International
NPKI
$1.02B
$3.84M 0.01%
339,092
+261,682
+338% +$2.55M
ARGX icon
403
argenx
ARGX
$55.2B
$3.81M 0.01%
5,170
+2,530
+96% +$1.67M
SMCI icon
404
Super Micro Computer
SMCI
$16.6B
$3.8M 0.01%
79,222
RDVT icon
405
Red Violet
RDVT
$957M
$3.77M 0.01%
72,103
+30,338
+73% +$1.44M
HUBB icon
406
Hubbell
HUBB
$24.4B
$3.71M 0.01%
8,617
PRIM icon
407
Primoris Services
PRIM
$4.06B
$3.7M 0.01%
26,968
+5,334
+25% +$573K
CCJ icon
408
Cameco
CCJ
$36.8B
$3.7M 0.01%
+44,132
New +$3.42M
LGND icon
409
Ligand Pharmaceuticals
LGND
$5.77B
$3.67M 0.01%
20,733
+8,522
+70% +$1.27M
BAH icon
410
Booz Allen Hamilton
BAH
$8.44B
$3.65M 0.01%
36,500
-44,000
-55% -$4.7M
LENZ
411
LENZ Therapeutics
LENZ
$179M
$3.6M 0.01%
77,266
+59,701
+340% +$2.2M
MAMA icon
412
Mama's Creations
MAMA
$846M
$3.58M 0.01%
340,274
-16,588
-5% -$150K
J icon
413
Jacobs Solutions
J
$16B
$3.52M 0.01%
+23,500
New +$3.38M
IONQ icon
414
IonQ
IONQ
$11.9B
$3.41M 0.01%
55,403
+44,758
+420% +$2.1M
HOUS
415
DELISTED
Anywhere Real Estate
HOUS
$3.38M 0.01%
+319,108
New +$1.88M
EPD icon
416
Enterprise Products Partners
EPD
$83.7B
$3.31M 0.01%
105,810
USAR
417
USA Rare Earth Inc
USAR
$3.2B
$3.28M 0.01%
+190,962
New +$2.73M
BOOT icon
418
Boot Barn
BOOT
$4.58B
$3.27M 0.01%
19,708
+17,878
+977% +$3.08M
JAAA icon
419
Janus Henderson AAA CLO ETF
JAAA
$29.1B
$3.26M 0.01%
64,213
+30,644
+91% +$1.55M
TME icon
420
CALL
Tencent Music
TME
$15.9B
$3.25M 0.01%
167,000
+14,600
+10% +$338K
RRX icon
421
Regal Rexnord
RRX
$12.5B
$3.23M 0.01%
+22,500
New +$3.32M
STM icon
422
STMicroelectronics
STM
$43.1B
$3.22M 0.01%
+114,000
New +$3.19M
MIRM icon
423
Mirum Pharmaceuticals
MIRM
$6.56B
$3.17M 0.01%
43,250
+9,985
+30% +$635K
ADPT icon
424
Adaptive Biotechnologies
ADPT
$3.61B
$3.15M 0.01%
210,277
-4,328
-2% -$52.7K
ZBRA icon
425
Zebra Technologies
ZBRA
$13.5B
$3.12M 0.01%
+10,500
New +$3.35M

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Calamos Advisors's Q3 2025 Portfolio in Review

As of Q3 2025, Calamos Advisors held 1,026 positions worth $27.1B, up 6.6% from $25.4B the previous quarter. Its ten largest holdings account for 27% of the portfolio.

Calamos Advisors withdrew a net $6.2B in Q3 2025, closing 107 positions and reducing 154 holdings. Its most notable exit was Hess, an estimated $82.2M position sold in full.

By sector, the portfolio is most concentrated in Technology at 22% of assets, up from 22% a quarter earlier, followed by Financials and Consumer Discretionary.

Against the trend, Calamos Advisors opened a new position in Bruker Corporation 6.375% Series A Preferred Stock worth $27.2M.

  • Calamos Advisors's largest Q3 2025 buy was Bruker Corporation 6.375% Series A Preferred Stock: 100,207 shares worth $27.2M.
  • Calamos Advisors added most to State Street SPDR S&P 500 ETF Trust in Q3 2025, an estimated $49.3M increase.
  • Calamos Advisors's biggest Q3 2025 reduction was Chipotle Mexican Grill, cutting an estimated $24.8M.
  • Calamos Advisors fully exited Hess in Q3 2025, selling an estimated $82.2M.
  • Calamos Advisors's ten largest holdings make up 27% of its $27.1B portfolio in Q3 2025.
  • Calamos Advisors opened 112 new positions and closed 107 in Q3 2025.
  • Calamos Advisors's portfolio value rose 6.6% quarter-over-quarter to $27.1B.

Based on Calamos Advisors's 13F filing for Q3 2025, filed 20 Oct 2025.