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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

Eagle Pharmaceuticals, Inc.

SC 13G/A · Feb 13, 2024

6.0%

776K shares

Walker & Dunlop, Inc.

SC 13G/A · Feb 13, 2024

6.1%

2.0M shares

OSI SYSTEMS, INC.

SC 13G/A · Feb 13, 2024

7.2%

1.2M shares

LIGAND PHARMACEUTICALS INCORPORATED

SC 13G/A · Feb 13, 2024

7.7%

1.3M shares

ICU MEDICAL, INC.

SC 13G/A · Feb 13, 2024

10.8%

2.6M shares

Constellium SE

SC 13G/A · Feb 13, 2024

7.1%

10.4M shares

Cimpress plc

SC 13G/A · Feb 13, 2024

10.2%

2.7M shares

The Beauty Health Company

SC 13G/A · Feb 13, 2024

9.6%

12.7M shares

ZIFF DAVIS, INC.

SC 13G/A · Feb 13, 2024

7.0%

3.2M shares

VAXCYTE, INC.

SC 13G/A · Feb 13, 2024

7.3%

7.0M shares

TELEFLEX INCORPORATED

SC 13G/A · Feb 13, 2024

10.3%

4.8M shares

SS&C TECHNOLOGIES HOLDINGS, INC.

SC 13G/A · Feb 13, 2024

6.0%

15.0M shares

Sensient Technologies Corporation

SC 13G/A · Feb 13, 2024

5.8%

2.5M shares

SENSATA TECHNOLOGIES HOLDING PLC

SC 13G/A · Feb 13, 2024

6.4%

9.7M shares

SAREPTA THERAPEUTICS, INC.

SC 13G/A · Feb 13, 2024

5.7%

5.3M shares

LIBERTY MEDIA CORPORATION

SC 13G/A · Feb 13, 2024

6.9%

14.3M shares

GLOBUS MEDICAL, INC.

SC 13G/A · Feb 13, 2024

5.7%

7.9M shares

FLEX LTD.

SC 13G/A · Feb 13, 2024

6.5%

28.1M shares

Catalent, Inc.

SC 13G/A · Feb 13, 2024

7.3%

13.2M shares

Blackbaud, Inc.

SC 13G/A · Feb 13, 2024

5.2%

2.8M shares

Biohaven Ltd.

SC 13G/A · Feb 13, 2024

7.4%

5.9M shares

Ascendis Pharma A/S

SC 13G/A · Feb 13, 2024

6.9%

4.0M shares

AMDOCS LIMITED

SC 13G/A · Feb 13, 2024

5.6%

6.5M shares

Akero Therapeutics, Inc.

SC 13G/A · Feb 13, 2024

7.7%

4.3M shares

4D Molecular Therapeutics, Inc.

SC 13G/A · Feb 13, 2024

7.2%

3.1M shares

89bio, Inc.

SC 13G/A · Feb 12, 2024

10.8%

10.1M shares

TRAVERE THERAPEUTICS, INC.

SC 13G/A · Feb 12, 2024

0.0%

32K shares

AN2 Therapeutics, Inc.

SC 13G/A · Feb 12, 2024

4.3%

1.3M shares

89bio, Inc.

SC 13G/A · Feb 12, 2024

9.6%

8.9M shares

Biomea Fusion, Inc.

SC 13G/A · Feb 12, 2024

4.8%

1.7M shares

Mirion Technologies, Inc.

SC 13G/A · Feb 12, 2024

4.3%

9.4M shares

CORECARD CORPORATION

SC 13G/A · Feb 12, 2024

2.5%

212K shares

CENTURY CASINOS, INC.

SC 13G/A · Feb 12, 2024

0.0%

132 shares

VISTEON CORPORATION

SC 13G/A · Feb 12, 2024

0.0%

13K shares

VAREX IMAGING CORPORATION

SC 13G/A · Feb 12, 2024

1.1%

463K shares

Seres Therapeutics, Inc.

SC 13G/A · Feb 12, 2024

0.0%

483 shares

OLEMA PHARMACEUTICALS, INC.

SC 13G/A · Feb 12, 2024

1.3%

700K shares

Frontdoor, Inc.

SC 13G/A · Feb 12, 2024

2.3%

1.8M shares

CROWN HOLDINGS, INC.

SC 13G/A · Feb 12, 2024

3.5%

4.3M shares

CAESARS ENTERTAINMENT, INC.

SC 13G/A · Feb 12, 2024

4.4%

9.4M shares

BRADY CORPORATION

SC 13G/A · Feb 12, 2024

2.9%

1.3M shares

Bicycle Therapeutics plc

SC 13G/A · Feb 12, 2024

0.0%

0 shares

ALTIMMUNE, INC.

SC 13G/A · Feb 12, 2024

0.0%

273 shares

COMPASS THERAPEUTICS, INC.

SC 13G · Feb 1, 2024

6.0%

7.6M shares

Immunic, Inc.

SC 13G · Jan 18, 2024

7.4%

6.7M shares

TELEFLEX INCORPORATED

SC 13G · Dec 7, 2023

10.3%

4.8M shares

The Beauty Health Company

SC 13G/A · Nov 9, 2023

10.1%

13.5M shares

MADRIGAL PHARMACEUTICALS, INC.

SC 13G/A · Oct 10, 2023

15.4%

3.0M shares

SOLENO THERAPEUTICS, INC.

SC 13G · Oct 6, 2023

10.1%

1.5M shares

MADRIGAL PHARMACEUTICALS, INC.

SC 13G · Sep 8, 2023

10.3%

1.9M shares