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Janus Henderson Group plc EIN #00-0000000

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

Total Filings

287

Stocks Covered

123

Latest Filing

Dec 6, 2024

Filings

NEOGENOMICS INC

SC 13G · Nov 14, 2024

5.2%

6.6M shares

IMMUNOME INC

SC 13G · Nov 14, 2024

5.8%

3.5M shares

CAESARS ENTERTAINMENT INC

SC 13G · Nov 14, 2024

5.9%

12.6M shares

ARAMARK

SC 13G · Nov 14, 2024

6.0%

15.7M shares

DYNE THERAPEUTICS INC

SC 13G · Nov 14, 2024

6.8%

6.8M shares

STRUCTURE THERAPEUTICS INC

SC 13G · Nov 14, 2024

6.9%

4.0M shares

Eagle Pharmaceuticals, Inc.

SC 13G/A · Nov 14, 2024

0.0%

0 shares

PERSPECTIVE THERAPEUTICS INC

SC 13G · Nov 14, 2024

7.1%

4.8M shares

Skye Bioscience, Inc.

SC 13G/A · Nov 14, 2024

0.0%

0 shares

COMPASS THERAPEUTICS, INC.

SC 13G/A · Nov 14, 2024

1.3%

1.8M shares

ABEONA THERAPEUTICS INC.

SC 13G/A · Nov 14, 2024

0.0%

0 shares

Oruka Therapeutics, Inc. (formerly known as ARCA biopharma, Inc.)

SC 13G/A · Nov 14, 2024

0.7%

236K shares

Constellium SE

SC 13G/A · Nov 14, 2024

146819884.0%

6.2M shares

Catalent, Inc.

SC 13G/A · Nov 14, 2024

0.1%

201K shares

SAREPTA THERAPEUTICS, INC.

SC 13G/A · Nov 14, 2024

4.6%

4.4M shares

Benitec Biopharma Inc.

SC 13G/A · Nov 6, 2024

13.5%

2.7M shares

MONOPAR THERAPEUTICS INC

SC 13G · Nov 6, 2024

10.9%

562K shares

Benitec Biopharma Inc.

SC 13G/A · Oct 25, 2024

13.5%

2.7M shares

SOLENO THERAPEUTICS, INC.

SC 13G · Oct 3, 2024

10.1%

4.2M shares

Skye Bioscience, Inc.

SC 13G · Aug 14, 2024

5.7%

1.7M shares

Tenax Therapeutics, Inc

SC 13G · Aug 14, 2024

9.9%

360K shares

Consensus Cloud Solutions, Inc.

SC 13G/A · Aug 9, 2024

11.2%

2.1M shares

WEX Inc.

SC 13G/A · Aug 9, 2024

10.1%

4.2M shares

Lexeo Therapeutics, Inc.

SC 13G/A · Aug 5, 2024

10.3%

3.4M shares

Mereo BioPharma Group plc

SC 13G · Jul 11, 2024

5.2%

7.9M shares

Mirum Pharmaceuticals, Inc.

SC 13G · Jul 10, 2024

10.6%

5.0M shares

ARCA BIOPHARMA, INC

SC 13G/A · Jul 5, 2024

10.2%

1.5M shares

Akero Therapeutics, Inc.

SC 13G/A · Jun 10, 2024

10.1%

7.0M shares

CytomX Therapeutics, Inc.

SC 13G · May 22, 2024

5.3%

4.2M shares

ABEONA THERAPEUTICS INC.

SC 13G · May 9, 2024

6.1%

2.4M shares

ARCA BIOPHARMA, INC

SC 13G · Apr 11, 2024

7.4%

1.1M shares

The Beauty Health Company

SC 13G/A · Apr 5, 2024

10.6%

13.2M shares

Precision BioSciences, Inc.

SC 13G · Mar 11, 2024

8.0%

511K shares

APPLIED THERAPEUTICS INC

SC 13G · Mar 8, 2024

6.1%

6.4M shares

NEUROGENE INC.

SC 13G · Feb 14, 2024

6.6%

842K shares

Lexeo Therapeutics, Inc.

SC 13G · Feb 14, 2024

8.7%

2.3M shares

LANTHEUS HOLDINGS, INC.

SC 13G · Feb 14, 2024

5.8%

4.0M shares

IDEAYA Biosciences, Inc.

SC 13G · Feb 14, 2024

5.5%

3.6M shares

GoDaddy Inc.

SC 13G · Feb 14, 2024

5.6%

7.9M shares

CymaBay Therapeutics, Inc.

SC 13G · Feb 14, 2024

5.4%

6.1M shares

CARGO Therapeutics, Inc.

SC 13G · Feb 14, 2024

6.6%

2.7M shares

BENITEC BIOPHARMA INC.

SC 13G/A · Feb 14, 2024

7.0%

180K shares

OmniAb, Inc.

SC 13G/A · Feb 13, 2024

6.7%

7.8M shares

MADRIGAL PHARMACEUTICALS, INC.

SC 13G/A · Feb 13, 2024

14.7%

2.9M shares

Consensus Cloud Solutions, Inc.

SC 13G/A · Feb 13, 2024

8.2%

1.6M shares

AVADEL PHARMACEUTICALS PLC

SC 13G/A · Feb 13, 2024

12.4%

11.1M shares

SOLENO THERAPEUTICS, INC.

SC 13G/A · Feb 13, 2024

8.3%

2.5M shares

LARIMAR THERAPEUTICS, INC.

SC 13G/A · Feb 13, 2024

6.0%

2.6M shares

ARDELYX, INC.

SC 13G/A · Feb 13, 2024

10.6%

24.7M shares

WEX Inc.

SC 13G/A · Feb 13, 2024

9.6%

4.1M shares