— Know what they know.
Not Investment Advice

CHI

Calamos Convertible Opportunities and Income Fund
1W: -2.8% 1M: -6.0% 3M: -11.1% YTD: +9.2% 1Y: +10.1% 3Y: +41.4% 5Y: +14.2%
$11.57
+0.20 (+1.76%)
 
Weekly Expected Move ±3.4%
$11 $11 $12 $12 $12
ETF NASDAQ · AUM $933.8M
Key Statistics
AUM$934M
Holdings17
Top 10 Wt7.5%
Volume189,185
Avg Volume164,485
Beta1.11
Portfolio Fundamentals
P/E13.0
P/B1.5
Div Yield2.61%
ROE11.3%
% Profitable1%
Inception2002-06-27
Sector Allocation
Other 134.3%
Utilities 3.5%
Financial Services 1.6%
Technology 1.6%
Industrials 0.5%
Energy 0.3%
+1 more
Top 10 Holdings
# Name Ticker Weight % Market Value Shares
1 WESTERN DIGITAL CORP — 5.03% $48.7M 4,250,000
2 LUMENTUM HOLDINGS INC — 4.79% $46.3M 9,500,000
3 BLOOM ENERGY CORP — 3.10% $30.0M 17,250,000
4 BOEING CO/THE — 2.99% $29.0M 401,365
5 MKS INC — 2.88% $27.9M 14,250,000
6 AKAMAI TECHNOLOGIES INC — 2.44% $23.6M 18,000,000
7 ON SEMICONDUCTOR CORP — 2.17% $21.0M 17,250,000
8 ORACLE CORP — 2.12% $20.6M 422,515
9 DIGITAL REALTY TRUST LP — 2.12% $20.5M 18,250,000
10 BWX TECHNOLOGIES INC — 2.08% $20.1M 18,500,000

Recent Holding Changes

Date Holding Change Details
2026-02-28 EPD New —
2026-02-28 CTBB New —
2026-02-28 ATUS New —
2026-02-28 CMLS New —
2026-02-28 ET New —

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms