# EDGAR Filing Document

**Accession Number:** 0000913353
**File Stem:** 0001171843-26-002092
**Filing Date:** 2026-3
**Character Count:** 5283
**Document Hash:** b4b7970da1ea03b1a0a58f58c17f88a4
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001171843-26-002092.hdr.sgml**: 20260331

**ACCESSION NUMBER**: 0001171843-26-002092

**CONFORMED SUBMISSION TYPE**: 6-K

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20260331

**FILED AS OF DATE**: 20260331

**DATE AS OF CHANGE**: 20260331

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Colliers International Group Inc.
- **CENTRAL INDEX KEY:** 0000913353
- **STANDARD INDUSTRIAL CLASSIFICATION:** REAL ESTATE [6500]
- **ORGANIZATION NAME:** 05 Real Estate & Construction
- **EIN:** 000000000
- **STATE OF INCORPORATION:** A6
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 6-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-36898
- **FILM NUMBER:** 26821498

**BUSINESS ADDRESS:**
- **STREET 1:** 1140 BAY STREET
- **STREET 2:** SUITE 4000
- **CITY:** TORONTO
- **STATE:** A6
- **ZIP:** M5S 2B4
- **BUSINESS PHONE:** (416) 960-9500

**MAIL ADDRESS:**
- **STREET 1:** 1140 BAY STREET
- **STREET 2:** SUITE 4000
- **CITY:** TORONTO
- **STATE:** A6
- **ZIP:** M5S 2B4

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** FIRSTSERVICE CORP
- **DATE OF NAME CHANGE:** 19931013

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

<u>**Form 6-K**</u>

**REPORT OF FOREIGN PRIVATE ISSUER** 

**PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934**

For the month of March 2026

Commission File Number: 001-36898

**COLLIERS INTERNATIONAL GROUP INC.**

(Translation of registrant's name into English)

**1140 Bay Street, Suite 4000 Toronto, Ontario, Canada M5S 2B4**

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F [ ] &nbsp;&nbsp;&nbsp;&nbsp; Form 40-F [ X ]

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**SIGNATURE**

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

---

| | |
|:---|:---|
|  | **COLLIERS INTERNATIONAL GROUP INC.&nbsp;&nbsp;&nbsp;&nbsp;** |
| Date: March 31, 2026 | <u>*/s/ Christian Mayer*</u> |
|  | Name: Christian Mayer |
|  | Title: Chief Financial Officer |

---

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**EXHIBIT INDEX**

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| | |
|:---|:---|
| **Exhibit** | **Description of Exhibit** |
| [99.1](exh_991.htm) | [Press release dated March 31, 2026.](exh_991.htm) |

---

## Exhibit 99.1

**EXHIBIT 99.1**

**Colliers Announces Voting Results**

TORONTO, March 31, 2026 (GLOBE NEWSWIRE) -- Colliers International Group Inc. (TSX: CIGI; NASDAQ: CIGI) ("Colliers" or the "Company") today announced that at its annual and special meeting of shareholders held virtually on March 31, 2026, the ten director nominees listed in Colliers' management information circular dated February 20, 2026 (the "Circular") were elected as directors of Colliers. Directors have been elected to serve until the close of the next annual meeting of shareholders. The detailed results of the vote are set out below.

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| | | | | |
|:---|:---|:---|:---|:---|
| **Nominee** | **Votes For** | **% Votes For** | **Votes Withheld** | **% Votes Withheld** |
| John (Jack) P. Curtin, Jr. | 70334137 | 98.26% | 1248528 | 1.74% |
| P. Jane Gavan | 57424383 | 80.22% | 14158837 | 19.78% |
| Stephen J. Harper | 67806549 | 94.72% | 3776672 | 5.28% |
| Jay S. Hennick | 70364750 | 98.30% | 1218471 | 1.70% |
| Katherine M. Lee | 48752408 | 68.11% | 22830812 | 31.89% |
| Poonam Puri | 70652265 | 98.70% | 930956 | 1.30% |
| Benjamin F. Stein | 58199975 | 81.30% | 13383245 | 18.70% |
| John M. Sullivan | 70636099 | 98.68% | 947123 | 1.32% |
| L. Frederick Sutherland | 70389017 | 98.33% | 1194204 | 1.67% |
| Edward Waitzer | 70609867 | 98.64% | 973354 | 1.36% |

---

In addition, shareholders approved: (a) the appointment of PricewaterhouseCoopers LLP as the auditor of Colliers for the ensuing year; (b) a non-binding advisory resolution approving Colliers' approach to executive compensation; and (c) an amendment to Colliers' stock option plan to increase the total number of Subordinate Voting Shares reserved for issuance thereunder by 1,500,000, in each case as disclosed in the Circular.

**About Colliers**

**Colliers (NASDAQ, TSX: CIGI)** is a global diversified professional services and investment management company operating through three industry-leading businesses: Commercial Real Estate, Engineering, and Investment Management. With greater than a 30-year track record of consistent growth and strong recurring cash flows, we scale complementary, high-value businesses that provide essential services across the full asset lifecycle. Our unique partnership philosophy empowers exceptional leaders, preserves our entrepreneurial culture, and ensures meaningful inside ownership – driving strong alignment and sustained value creation for our shareholders. With $5.6 billion in annual revenues, 24,000 professionals, and $108 billion in assets under management, Colliers is committed to accelerating the success of our clients, investors, and people worldwide. Learn more at corporate.colliers.com.

<u>COMPANY CONTACT:</u>

Christian Mayer

Chief Financial Officer and

Chief Executive Officer, Commercial Real Estate

(416) 960-9500