# Calamos Global Total Return Fund: overview

CGO · Nasdaq · CIK 1285650 · [Other](/sectors/other.md) · fiscal year ends Oct 31

Pages: [Overview](/companies/cgo.md) · [Financials](/companies/cgo/financials.md) · [Filings](/companies/cgo/filings.md) · [Insiders](/companies/cgo/insiders.md)

Financial statements for this company are not loaded yet.

## Insider purchases and sales

The last 20 open-market transactions on Form 4 (codes P and S). Reported price is as stated on the form, not a market price. [All insider transactions](/companies/cgo/insiders.md)

None in coverage.

## Funds that report holding it

From each manager’s latest Form 13F, largest reported value first. Reported value is as filed: filing data, not a price. [All funds](/funds.md)

| Fund | Quarter ended | Reported value | Shares | Put or call | Change on the quarter before |
| --- | --- | ---: | ---: | --- | --- |
| [MORGAN STANLEY](/funds/895421.md) | 2026-06-30 | $6.3m | 464,707 |  | Added +13,856 |
| [Advisors Asset Management, Inc.](/funds/1297376.md) | 2026-06-30 | $3.3m | 240,943 |  | Added +133,567 |
| [LPL Financial LLC](/funds/1403438.md) | 2026-06-30 | $2.9m | 212,238 |  | Added +3,439 |
| [Shaker Financial Services, LLC](/funds/1511794.md) | 2026-06-30 | $2.4m | 177,106 |  | Reduced −39,788 |
| [PRINCIPAL SECURITIES, INC.](/funds/12600.md) | 2026-06-30 | $2.4m | 176,675 |  | Added +1,051 |
| [ENVESTNET ASSET MANAGEMENT INC](/funds/1407543.md) | 2026-06-30 | $2.3m | 166,026 |  | Added +1,459 |
| [Integrated Wealth Concepts LLC](/funds/1737109.md) | 2026-06-30 | $2.2m | 158,585 |  | Reduced −26 |
| [GUGGENHEIM CAPITAL LLC](/funds/1283072.md) | 2026-06-30 | $1.3m | 92,824 |  | Reduced −46,025 |
| [UBS Group AG](/funds/1610520.md) | 2026-06-30 | $991.7k | 72,596 |  | Reduced −469 |
| [WOLVERINE ASSET MANAGEMENT LLC](/funds/1279891.md) | 2026-06-30 | $834.2k | 61,070 |  | Reduced −43,336 |

## Recent filings

[All 268 filings](/companies/cgo/filings.md)

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2024-05-14 | 08:37 ET | [8-K](/filings/0001104659-24-060913.md) | 5.03 Amendment to articles or bylaws; 9.01 Financial statements and exhibits | 0001104659-24-060913 |
| 2021-08-26 | 16:22 ET | [8-K](/filings/0001104659-21-109816.md) | 5.03 Amendment to articles or bylaws; 9.01 Financial statements and exhibits | 0001104659-21-109816 |
| 2021-01-12 | 16:38 ET | [8-K](/filings/0001104659-21-003475.md) | 5.03 Amendment to articles or bylaws; 9.01 Financial statements and exhibits | 0001104659-21-003475 |
| 2020-05-14 | 15:19 ET | [DEF 14A](/filings/0001193125-20-142715.md) | Proxy statement, period 2020-06-29 | 0001193125-20-142715 |
| 2019-05-24 | 17:21 ET | [DEF 14A](/filings/0001193125-19-157202.md) | Proxy statement, period 2019-07-09 | 0001193125-19-157202 |
| 2018-05-14 | 17:35 ET | [DEF 14A](/filings/0001193125-18-161092.md) | Proxy statement, period 2018-06-28 | 0001193125-18-161092 |
| 2017-09-15 | 16:24 ET | [SC 13D](/filings/0000009015-17-000017.md) | Ownership report, active investor | 0000009015-17-000017 |
| 2017-05-04 | 16:46 ET | [DEF 14A](/filings/0001193125-17-158866.md) | Proxy statement, period 2017-06-20 | 0001193125-17-158866 |
| 2016-05-10 | 17:01 ET | [DEF 14A](/filings/0001193125-16-585747.md) | Proxy statement, period 2016-06-30 | 0001193125-16-585747 |
| 2015-06-04 | 12:30 ET | [DEF 14A](/filings/0001193125-15-212899.md) | Proxy statement, period 2015-07-16 | 0001193125-15-212899 |

## Latest annual report

No annual report is in coverage.

## Forecast league

Not in this season’s league. [This season’s league](/leagues.md)

## About the filer

- CIK: 1285650
- Tickers: CGO
- Exchange: Nasdaq
- SIC code: not reported
- State of incorporation: DE
- Filer category: not reported

Source: SEC EDGAR, XBRL company facts, the filing index and Forms 4. Last ingested by Listed: Oct 24, 2026, 15:51 ET. No prices; not investment advice.