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Healthcare of Ontario Pension Plan Trust Fund

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

Total Filings

73

Stocks Covered

35

Latest Filing

Feb 13, 2026

Filings

Hennessy Capital Investment Corp. VII

SC 13G · May 14, 2025

7.6%

1.5M shares

Fifth Era Acquisition Corp I

SC 13G · May 14, 2025

6.4%

1.5M shares

SilverBox Corp IV

SC 13G/A · May 14, 2025

8.8%

1.8M shares

Stellar V Capital Corp.

SC 13G · May 14, 2025

5.8%

900K shares

Translational Development Acquisition Corp.

SC 13G/A · May 14, 2025

2.3%

400K shares

Bleichroeder Acquisition Corp. I

SC 13G · Feb 14, 2025

9.7%

2.5M shares

Newbury Street II Acquisition Corp

SC 13G · Feb 14, 2025

6.7%

1.2M shares

Translational Development Acquisition Corp.

SC 13G · Feb 14, 2025

5.2%

900K shares

Bold Eagle Acquisition Corp.

SC 13G · Feb 14, 2025

8.4%

2.2M shares

Launch Two Acquisition Corp.

SC 13G · Feb 14, 2025

7.6%

1.8M shares

N/A

Ayr Wellness Inc.

SC 13G · Feb 14, 2025

7.0%

4.5M shares

FACT II Acquisition Corp.

SC 13G · Feb 14, 2025

5.4%

1.0M shares

Gores Holdings IX, Inc.

SC 13G/A · Feb 14, 2025

0.0%

0 shares

Oaktree Acquisition Corp. III Life Sciences

SC 13G · Feb 14, 2025

8.6%

1.7M shares

Cohen Circle Acquisition Corp. I

SC 13G · Feb 14, 2025

7.4%

1.8M shares

N/A

SilverBox Corp III

SC 13G/A · Nov 13, 2024

1.8%

200K shares

Better Home & Finance Holding Company

SC 13G/A · Nov 13, 2024

6.9%

588K shares

SilverBox Corp IV

SC 13G · Nov 13, 2024

9.8%

2.0M shares

Gores Holdings IX, Inc.

SC 13G · Nov 13, 2024

20.7%

1.2M shares

N/A

SilverBox Corp III

SC 13G · Feb 13, 2024

5.8%

800K shares

Better Home & Finance Holding Company

SC 13G · Feb 13, 2024

8.2%

29.3M shares

Portage Fintech Acquisition Corporation

SC 13G/A · Feb 9, 2023

0.7%

177K shares

Portage Fintech Acquisition Corporation

SC 13G · Feb 11, 2022

6.5%

1.7M shares