DOSSIER · 13F Holders · Q2 2026
CHI

CALAMOS CONV OPPORTUNITIES &

153 institutions still hold CALAMOS CONV OPPORTUNITIES & as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 128117108·153 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$204M
visible holders
Holders
153
filers reporting
Concentration
19.01%
BANK OF AMERICA CORP /DE/ #1
top holder share
AI Holders Summary · Q2 2026

153 institutions reported CHI in Q2 2026. BANK OF AMERICA CORP /DE/ leads at 19.0% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BANK OF AMERICA CORP /DE/
CIK 0000070858
$39M2.9M0.00%Q2 2026
02
UBS Group AG
CIK 0001610520
$35M2.6M0.00%Q2 2026
03
MORGAN STANLEY
CIK 0000895421
$21M1.6M0.00%Q2 2026
04
WELLS FARGO & COMPANY/MN
CIK 0000072971
$18M1.4M0.00%Q2 2026
05
D.A. DAVIDSON & CO.
CIK 0001080107
$15M1.1M0.08%Q2 2026
06
LPL Financial LLC
CIK 0001403438
$9M701K0.00%Q2 2026
07
GUGGENHEIM CAPITAL LLC
CIK 0001283072
$9M643K0.05%Q2 2026
08
AMERIPRISE FINANCIAL INC
CIK 0000820027
$9M640K0.00%Q2 2026
09
Baird Financial Group, Inc.
CIK 0001648711
$8M614K0.01%Q2 2026
10
COMMONWEALTH EQUITY SERVICES, LLC
CIK 0000312272
$8M564K0.01%Q2 2026
11
Marathon Strategic Advisors, LLC
CIK 0002021711
$4M294K2.23%Q2 2026
12
RAYMOND JAMES FINANCIAL INC
CIK 0000720005
$4M289K0.00%Q2 2026
13
HARBOUR INVESTMENTS, INC.
CIK 0000810121
$4M274K0.05%Q2 2026
14
Advisors Asset Management, Inc.
CIK 0001297376
$4M331K0.06%Q1 2026
15
OSAIC HOLDINGS, INC.
CIK 0001677044
$3M259K0.00%Q2 2026
16
AVANTAX ADVISORY SERVICES, INC.
CIK 0001303042
$3M321K0.02%Q2 2025
17
Creekside Partners
CIK 0002035951
$3M238K1.16%Q2 2026
18
OPPENHEIMER & CO INC
CIK 0000822581
$3M237K0.03%Q2 2026
19
ROYAL BANK OF CANADA
CIK 0001000275
$3M222K0.00%Q2 2026
20
Samalin Investment Counsel, LLC
CIK 0001544366
$3M206K0.87%Q2 2026
Page 1 of 8
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Insiders at CALAMOS CONV OPPORTUNITIES &
Mickey MarkMetlife Investment Management, LlcWennlund LloydTripple David DTimbers Stephen BHamacher TheresaNeal John EMarsh Weston W