CGO · Calamos Global Total Return Fund

$13.23 +0.07 (+0.53%) At close · Sep 4

Market Cap

$130.02M

9.83M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Use institutional holdings through the 13F API or MCP →

Quarter:

Holders: 46

Total Value: $34,791,508

Total Shares: 2,451,239

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 46 13F filers · Δ vs Mar 31, 2026

Top Holder

18.2%

−0.3 pts

Top 5

49.9%

−0.2 pts

Top 10

72.9%

−1.9 pts

HHI

744

Broadly held−22

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: +4

Institutional value: +28.7%

Shares held: +4.4%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Mid Advisors Asset Management, Inc.	+133,567	240,943
Mega MORGAN STANLEY	+13,856	464,707
Small BLUE BELL PRIVATE WEALTH MANAGEMENT, LLC	+13,353	20,419
Mega BANK OF AMERICA CORP /DE/	+5,728	43,778
Mid Brookstone Capital Management	+3,725	52,485

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Large GUGGENHEIM CAPITAL LLC	−46,025	92,824
Mid WOLVERINE ASSET MANAGEMENT LLC	−43,336	61,070
Small Shaker Financial Services, LLC	−39,788	177,106
Large COHEN & STEERS, INC.	−7,482	56,975
Large Kestra Advisory Services, LLC	−5,801	16,851

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Small Advisory Solutions Group, LLC	52,381	$715,524
Mega CITADEL ADVISORS LLC	13,902	$189,901
Large HRT FINANCIAL LP	13,312	$181,841
Mid XTX Topco Ltd	10,195	$139,263
Mid Farther Finance Advisors, LLC	5,787	$79,050

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Mega RAYMOND JAMES FINANCIAL INC	16,725	$186,483
Large CWM, LLC	2,815	$31,387
Mid Western Wealth Management, LLC	1,650	$18,397
Small HIGHLINE WEALTH PARTNERS LLC	250	$2,787

Filter: New 8 Increased 14 Reduced 15 Sold out 4 Unchanged 9

Showing 46 of 46

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

MORGAN STANLEY

$6,347,897

18.25%

464,707

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MORGAN STANLEY SMITH BARNEY LLC	464,707	$6,347,897	100.0%	Defined

Advisors Asset Management, Inc.

$3,291,281

9.46%

240,943

LPL Financial LLC

$2,899,171

8.33%

212,238

Shaker Financial Services, LLC

$2,419,267

6.95%

177,106

PRINCIPAL SECURITIES, INC.

$2,413,380

6.94%

176,675

ENVESTNET ASSET MANAGEMENT INC

$2,267,915

6.52%

166,026

Integrated Wealth Concepts LLC

$2,166,271

6.23%

158,585

Prairie Wealth Advisors, Inc.

$1,307,604

3.76%

GUGGENHEIM CAPITAL LLC

$1,267,975

3.64%

92,824

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GUGGENHEIM FUNDS DISTRIBUTORS, LLC	92,824	$1,267,975	100.0%	Defined

UBS Group AG

$991,661

2.85%

72,596

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS Financial Services Inc	72,596	$991,661	100.0%	Defined

WOLVERINE ASSET MANAGEMENT LLC

$834,216

2.40%

61,070

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Wolverine Holdings, LLC	61,070	$834,216	100.0%	Defined

COHEN & STEERS, INC.

$778,278

2.24%

56,975

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Cohen & Steers Capital Management Inc	56,975	$778,278	100.0%	Sole

Brookstone Capital Management

$716,945

2.06%

52,485

Advisory Solutions Group, LLC

$715,524

2.06%

52,381

HARBOUR INVESTMENTS, INC.

$655,953

1.89%

48,020

PMG Family Office LLC

$638,741

1.84%

46,760

Invesco Ltd.

$598,430

1.72%

43,809

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Invesco Investment Advisers LLC	43,809	$598,430	100.0%	Defined

BANK OF AMERICA CORP /DE/

$598,007

1.72%

43,778

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MERRILL LYNCH, PIERCE, FENNER & SMITH INC.	43,778	$598,007	100.0%	Defined

ROYAL BANK OF CANADA

$321,119

0.92%

23,508

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
RBC Capital Markets, LLC	23,508	$321,119	100.0%	Defined

OSAIC HOLDINGS, INC.

$319,575

0.92%

23,395

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
OSAIC WEALTH, INC.	23,395	$319,575	100.0%	Defined

STIFEL FINANCIAL CORP

$313,415

0.90%

22,944

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
STIFEL NICOLAUS & CO INC \MO\	22,944	$313,415	100.0%	Defined

Gilliland Jeter Wealth Management LLC

$281,068

0.81%

20,576

BLUE BELL PRIVATE WEALTH MANAGEMENT, LLC

$278,923

0.80%

20,419

Kestra Advisory Services, LLC

$230,184

0.66%

16,851

Logan Stone Capital, LLC

$216,388

0.62%

15,841

Retirement Planning Group, LLC

$214,188

0.62%

15,680

CITADEL ADVISORS LLC

$189,901

0.55%

13,902

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	13,902	$189,901	100.0%	Defined

HRT FINANCIAL LP

$181,841

0.52%

13,312

Cambridge Investment Research Advisors, Inc.

$167,608

0.48%

12,270

Steward Partners Investment Advisory, LLC

$155,983

0.45%

11,419

WELLS FARGO & COMPANY/MN

$154,753

0.44%

11,329

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
WELLS FARGO ADVISORS FINANCIAL NETWORK, LLC	10,313	$140,875	91.0%	Defined
WELLS FARGO CLEARING SERVICES, LLC	1,016	$13,878	9.0%	Defined

NewEdge Advisors, LLC

$148,894

0.43%

10,900

CAPTRUST FINANCIAL ADVISORS

$147,814

0.42%

10,821

XTX Topco Ltd

$139,263

0.40%

10,195

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
XTX EXECUTION SERVICES LLC joint	10,195	$139,263	100.0%	Defined

Farther Finance Advisors, LLC

$79,050

0.23%

5,787

FIFTH THIRD BANCORP

$77,083

0.22%

5,643

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Fifth Third Bank, National Association	5,643	$77,083	100.0%	Defined

NBC SECURITIES, INC.

$61,797

0.18%

4,524

CoreCap Advisors, LLC

$58,396

0.17%

4,275

Continuum Advisory, LLC

$56,552

0.16%

4,140

Allworth Financial LP

$34,150

0.10%

2,500

Colonial Trust Co / SC

$27,948

0.08%

2,046

Institute for Wealth Management, LLC.

$19,766

0.06%

1,447

PNC FINANCIAL SERVICES GROUP, INC.

$3,824

0.01%

280

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
PNC Bank, National Association	280	$3,824	100.0%	Defined

AMERIFLEX GROUP, INC.

$2,732

0.01%

200

Golden State Wealth Management, LLC

$764

0.00%

HUNTINGTON NATIONAL BANK

$13

0.00%

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
RAYMOND JAMES & ASSOCIATES	3,665	$40,864	21.9%	Defined
Raymond James Financial Services Advisors, Inc.	13,060	$145,619	78.1%	Defined

Key facts CIK 1285650 CUSIP 128118106 13F (30d) 28 filings 28 filers Visit website