# EDGAR Filing Document

**Accession Number:** 0000909504
**File Stem:** 0001839882-23-004552
**Filing Date:** 2023-2
**Character Count:** 2878
**Document Hash:** 6fd183a1d0cf83fb76d52fb0cb5258cc
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001839882-23-004552.hdr.sgml**: 20230223

**ACCESSION NUMBER**: 0001839882-23-004552

**CONFORMED SUBMISSION TYPE**: 497K

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230223

**DATE AS OF CHANGE**: 20230223

**EFFECTIVENESS DATE**: 20230223

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** GAMCO GLOBAL SERIES FUNDS, INC
- **CENTRAL INDEX KEY:** 0000909504
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** MD
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 497K
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 033-66262
- **FILM NUMBER:** 23660537

**BUSINESS ADDRESS:**
- **STREET 1:** ONE CORPORATE CENTER
- **CITY:** RYE
- **STATE:** NY
- **ZIP:** 10580
- **BUSINESS PHONE:** 8004223554

**MAIL ADDRESS:**
- **STREET 1:** ONE CORPORATE CENTER
- **CITY:** RYE
- **STATE:** NY
- **ZIP:** 10580

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** GABELLI GLOBAL SERIES FUNDS INC
- **DATE OF NAME CHANGE:** 19930805

## Series and Classes Contracts Data

### GABELLI GLOBAL CONTENT & CONNECTIVITY FUND (Series ID: S000001067)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000002874 | CLASS A      | GTCAX           |
| C000002875 | CLASS AAA    | GABTX           |
| C000034311 | CLASS I      | GTTIX           |

**GAMCO GLOBAL SERIES FUNDS, INC.**

**The Gabelli Global Content & Connectivity Fund**

(the "Fund")

**Supplement dated February 23, 2023, to the Fund's Summary Prospectus for Class AAA Shares, Class A Shares, and Class I Shares, dated April 29, 2022** 

Effective February 23, 2023, the Fund's Average Annual Total Returns Table is replaced in its entirety with the following:

---

| | | | |
|:---|:---|:---|:---|
| **Average Annual Total Returns**<br> **(for the years ended December 31, 2021,**<br> **with maximum sales charge, if applicable)** | **Past<br> One Year** | **Past<br> Five Years** | **Past Ten<br> Years** |
| Gabelli Global Content & Connectivity Fund |  |  |  |
| Class AAA Shares |  |  |  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return Before Taxes | 5.17% | 7.18% | 6.80% |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return After Taxes on Distributions | 3.57% | 5.73% | 5.65% |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return After Taxes on Distributions and Sale of Fund Shares | 4.16% | 5.40% | 5.35% |
| Class A Shares |  |  |  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return Before Taxes | (0.88)% | 5.91% | 6.15% |
| Class I Shares |  |  |  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return Before Taxes | 5.18% | 7.63% | 7.16% |
| MSCI AC World Communication Services Index (reflects no deduction for fees, expenses, or taxes) | 10.82% | 10.93% | 8.94% |
| MSCI AC World Index (reflects no deduction for fees, expenses, or taxes) | 19.04% | 14.97% | 12.44% |

---

**Please retain this Supplement for future reference.**