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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
-1.8%
1 Year Est. Return
+21.78%
3 Year Est. Return
+69.57%
5 Year Est. Return
+92%
10 Year Est. Return
+282.63%
AUM
$28.2B
AUM Growth
+$1.6B
Cap. Flow
-$1.59B
Cap. Flow %
-5.63%
Top 10 Hldgs %
26.64%
Holding
1,290
New
392
Increased
294
Reduced
135
Closed
94

Top Buys

Rank Stock Value
1
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$391M
2
AAPL icon
Apple
AAPL
+$209M
3
ORCL.PRD
Oracle Corp Preferred Stock Series D
ORCL.PRD
+$193M
4
NVDA icon
NVIDIA
NVDA
+$178M
5
IVV icon
iShares Core S&P 500 ETF
IVV
+$177M

Top Sells

Rank Stock Value
1
CYBR
CyberArk
CYBR
+$43.3M
2
TGNA
TEGNA Inc
TGNA
+$32.3M
3
HPE.PRC
Hewlett Packard Enterprise 7.625% Series C Preferred Stock
HPE.PRC
+$30.5M
4
MU icon
Micron Technology
MU
+$30M
5
IBB icon
iShares Biotechnology ETF
IBB
+$28.4M

Sector Composition

Rank Sector Weight
1 Technology 21.43%
2 Communication Services 6.93%
3 Financials 6.9%
4 Consumer Discretionary 6.57%
5 Healthcare 5.99%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
JCE icon
1076
Nuveen Core Equity Alpha Fund
JCE
$279M
– –
-17,253
Closed -$275K
KSA icon
1077
iShares MSCI Saudi Arabia ETF
KSA
$647M
– –
-6,150
Closed -$224K
MDT icon
1078
CALL
Medtronic
MDT
$107B
– –
-93,000
Closed -$8.86M
MDXH icon
1079
MDxHealth
MDXH
$21.1M
– –
-67,452
Closed -$241K
MGNI icon
1080
Magnite
MGNI
$2.65B
– –
-113,457
Closed -$1.84M
MIR icon
1081
Mirion Technologies
MIR
$4.05B
– –
-31,700
Closed -$742K
MNKD icon
1082
MannKind Corp
MNKD
$1.28B
– –
-370,718
Closed -$2.1M
MQY icon
1083
BlackRock MuniYield Quality Fund
MQY
$807M
– –
-22,762
Closed -$257K
MTCH icon
1084
Match Group
MTCH
$8.84B
– –
-178,590
Closed -$5.77M
NVDA icon
1085
PUT
NVIDIA
NVDA
$5.01T
– –
-3,000
Closed -$560K
OAKU
1086
DELISTED
Oak Woods Acquisition Corp
OAKU
– –
-55,000
Closed -$666K
OAKUR
1087
DELISTED
Oak Woods Acquisition Corp Right
OAKUR
– –
-55,000
Closed -$13.5K
OAKUW
1088
DELISTED
Oak Woods Acquisition Corp Warrant
OAKUW
– –
-55,000
Closed -$1.63K
OPRX icon
1089
OptimizeRx
OPRX
$117M
– –
-97,118
Closed -$1.19M
OWLT icon
1090
Owlet
OWLT
$153M
– –
-77,772
Closed -$1.26M
PAY icon
1091
Paymentus
PAY
$3.63B
– –
-11,962
Closed -$378K
PAYC icon
1092
Paycom
PAYC
$6.78B
– –
-35,890
Closed -$5.72M
PINS icon
1093
Pinterest
PINS
$12.4B
– –
-236,000
Closed -$6.11M
PIPR icon
1094
Piper Sandler
PIPR
$5.14B
– –
-13,616
Closed -$1.16M
PLMR icon
1095
Palomar
PLMR
$3.65B
– –
-17,396
Closed -$2.34M
PRCH icon
1096
Porch Group
PRCH
$1.3B
– –
-31,978
Closed -$292K
QCOM icon
1097
CALL
Qualcomm
QCOM
$176B
– –
-2,100
Closed -$349K
REAL icon
1098
The RealReal
REAL
$1.34B
– –
-39,299
Closed -$620K
RGEN icon
1099
Repligen
RGEN
$7.44B
– –
-3,362
Closed -$551K
RKLB icon
1100
CALL
Rocket Lab Corp
RKLB
$39.9B
– –
-235,400
Closed -$11.3M
42 43
44
45 46

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TWC
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Calamos Advisors's Q1 2026 Portfolio in Review

As of Q1 2026, Calamos Advisors held 1,290 positions worth $28.2B, up 6% from $26.6B the previous quarter. Its ten largest holdings account for 27% of the portfolio.

Calamos Advisors withdrew a net $1.59B in Q1 2026, closing 94 positions and reducing 135 holdings. Its most notable exit was CyberArk, an estimated $43.3M position sold in full.

By sector, the portfolio is most concentrated in Technology at 21% of assets, down from 22% a quarter earlier, followed by Communication Services and Financials.

Against the trend, Calamos Advisors opened a new position in Oracle Corp Preferred Stock Series D worth $184M.

  • Calamos Advisors's largest Q1 2026 buy was Oracle Corp Preferred Stock Series D: 4,083,470 shares worth $184M.
  • Calamos Advisors added most to State Street SPDR S&P 500 ETF Trust in Q1 2026, an estimated $391M increase.
  • Calamos Advisors's biggest Q1 2026 reduction was Hewlett Packard Enterprise 7.625% Series C Preferred Stock, cutting an estimated $30.5M.
  • Calamos Advisors fully exited CyberArk in Q1 2026, selling an estimated $43.3M.
  • Calamos Advisors's ten largest holdings make up 27% of its $28.2B portfolio in Q1 2026.
  • Calamos Advisors opened 392 new positions and closed 94 in Q1 2026.
  • Calamos Advisors's portfolio value rose 6% quarter-over-quarter to $28.2B.

Based on Calamos Advisors's 13F filing for Q1 2026, filed 4 May 2026.