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Mawer Investment Management Ltd.

Activist investor & 5%+ owner · SC 13D/13G filings

Total Filings

59

Stocks Covered

22

Latest Filing

Feb 11, 2026

Filings

SPROTT INC.

SC 13G · Feb 11, 2026

5.9%

1.5M shares

OSI SYSTEMS INC

SC 13G/A · Feb 11, 2026

4.7%

804K shares

North American Construction Group Ltd.

SC 13G/A · Feb 11, 2026

7.0%

2.0M shares

Insperity, Inc.

SC 13G/A · Feb 11, 2026

3.2%

1.2M shares

FTI Consulting, Inc

SC 13G/A · Feb 11, 2026

7.5%

2.3M shares

Warner Music Group Corp.

SC 13G/A · Nov 12, 2025

0.2%

314K shares

TRINET GROUP, INC.

SC 13G/A · Nov 12, 2025

0.0%

0 shares

Sangoma Technologies Corp

SC 13G/A · Nov 12, 2025

12.0%

4.0M shares

OSI SYSTEMS INC

SC 13G · Nov 12, 2025

5.1%

856K shares

Insperity, Inc.

SC 13G/A · Sep 4, 2025

7.2%

2.7M shares

XP Inc.

SC 13G/A · Aug 7, 2025

0.0%

0 shares

ROBERT HALF INC.

SC 13G/A · Aug 7, 2025

3.9%

3.9M shares

Sangoma Technologies Corp

SC 13G/A · Jun 6, 2025

10.4%

3.5M shares

XP Inc.

SC 13G/A · May 9, 2025

5.7%

24.6M shares

North American Construction Group Ltd.

SC 13G/A · May 9, 2025

8.7%

2.7M shares

TRINET GROUP, INC.

SC 13G/A · May 9, 2025

6.2%

3.0M shares

Donnelley Financial Solutions, Inc.

SC 13G/A · May 9, 2025

4.7%

1.3M shares

Esquire Financial Holdings, Inc.

SC 13G/A · May 9, 2025

9.3%

780K shares

Sangoma Technologies Corp

SC 13G/A · May 9, 2025

9.3%

3.1M shares

Sangoma Technologies Corp

SC 13G/A · Feb 12, 2025

11.2%

3.7M shares

Esquire Financial Holdings, Inc.

SC 13G · Feb 12, 2025

5.0%

420K shares

XP Inc.

SC 13G/A · Feb 12, 2025

8.5%

36.7M shares

Barrett Business Services Inc

SC 13G/A · Feb 12, 2025

8.1%

2.1M shares

ROBERT HALF INC.

SC 13G · Feb 12, 2025

7.8%

8.1M shares

Telus International (Cda) Inc.

SC 13G/A · Nov 12, 2024

0.0%

0 shares

XP Inc.

SC 13G · Nov 8, 2024

6.0%

26.2M shares

Winmark Corporation

SC 13G/A · Nov 8, 2024

2.6%

90K shares

Warner Music Group Corp.

SC 13G · Nov 8, 2024

5.8%

8.2M shares

Trinet Group, Inc.

SC 13G/A · Nov 8, 2024

7.4%

3.7M shares

North American Construction Group Ltd.

SC 13G/A · Nov 8, 2024

11.2%

3.1M shares

INSPERITY, INC.

SC 13G/A · Nov 8, 2024

13.8%

5.2M shares

GLOBAL INDUSTRIAL COMPANY

SC 13G/A · Nov 8, 2024

4.8%

1.8M shares

Donnelley Financial Solutions, Inc.

SC 13G · Nov 8, 2024

7.0%

2.0M shares

N/A

Brookfield Wealth Solutions Ltd. (formerly Brookfield Reinsurance Ltd.)

SC 13G/A · Nov 8, 2024

3.0%

1.3M shares

Barrett Business Services, Inc.

SC 13G · Nov 8, 2024

7.0%

1.8M shares

Sangoma Technologies Corporation

SC 13G/A · Oct 7, 2024

10.1%

3.4M shares

Brookfield Reinsurance Ltd.

SC 13G/A · May 8, 2024

7.8%

1.3M shares

North American Construction Group Ltd.

SC 13G/A · Mar 8, 2024

10.4%

2.9M shares

Brookfield Reinsurance Ltd.

SC 13G · Jun 8, 2023

11.0%

1.2M shares

CGI Inc.

SC 13G · Feb 13, 2023

5.1%

10.8M shares

Organon & Co.

SC 13G · Feb 13, 2023

5.4%

13.7M shares

INSPERITY, INC.

SC 13G/A · Feb 13, 2023

11.7%

4.4M shares

FTI Consulting, Inc.

SC 13G/A · Feb 13, 2023

11.6%

4.0M shares

Telus International (Cda) Inc.

SC 13G · Feb 13, 2023

5.4%

3.9M shares

Sangoma Technologies Corporation

SC 13G/A · Feb 13, 2023

11.8%

2.6M shares

North American Construction Group Ltd.

SC 13G/A · Feb 13, 2023

14.7%

4.1M shares

Colliers International Group Inc.

SC 13G/A · Feb 13, 2023

3.9%

1.6M shares

Winmark Corporation

SC 13G/A · Feb 13, 2023

11.0%

377K shares

PC CONNECTION, INC.

SC 13G/A · Feb 13, 2023

7.5%

2.0M shares

GLOBAL INDUSTRIAL COMPANY

SC 13G/A · Feb 13, 2023

4.7%

1.8M shares