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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

PHATHOM PHARMACEUTICALS, INC.

SC 13G/A · Feb 10, 2022

5.9%

1.8M shares

OSI SYSTEMS, INC.

SC 13G/A · Feb 10, 2022

10.2%

1.8M shares

Olema Pharmaceuticals, Inc.

SC 13G/A · Feb 10, 2022

7.4%

3.0M shares

NEUROCRINE BIOSCIENCES, INC.

SC 13G/A · Feb 10, 2022

7.8%

7.4M shares

NATIONAL INSTRUMENTS CORPORATION

SC 13G/A · Feb 10, 2022

7.5%

9.9M shares

LIGAND PHARMACEUTICALS INCORPORATED

SC 13G/A · Feb 10, 2022

8.6%

1.4M shares

LIBERTY MEDIA CORPORATION

SC 13G/A · Feb 10, 2022

7.7%

15.7M shares

Lamar Advertising Company

SC 13G/A · Feb 10, 2022

5.3%

4.6M shares

CoreCard Corporation

SC 13G/A · Feb 10, 2022

6.2%

537K shares

INSMED INCORPORATED

SC 13G/A · Feb 10, 2022

6.7%

7.9M shares

ICU MEDICAL, INC.

SC 13G/A · Feb 10, 2022

10.8%

2.3M shares

GLOBUS MEDICAL, INC.

SC 13G/A · Feb 10, 2022

6.4%

6.5M shares

Global Blood Therapeutics, Inc.

SC 13G/A · Feb 10, 2022

8.5%

5.5M shares

Frontdoor, Inc.

SC 13G/A · Feb 10, 2022

8.7%

7.4M shares

CROWN HOLDINGS, INC.

SC 13G/A · Feb 10, 2022

6.1%

7.8M shares

Constellium SE

SC 13G/A · Feb 10, 2022

7.1%

9.9M shares

Biomea Fusion, Inc.

SC 13G/A · Feb 10, 2022

12.1%

3.5M shares

Collegium Pharmaceutical, Inc.

SC 13G/A · Feb 10, 2022

10.9%

3.8M shares

Cimpress plc

SC 13G/A · Feb 10, 2022

12.7%

3.3M shares

CHANNELADVISOR CORPORATION

SC 13G/A · Feb 10, 2022

7.3%

2.2M shares

CENTURY CASINOS, INC.

SC 13G/A · Feb 10, 2022

7.3%

2.2M shares

Catalent, Inc.

SC 13G/A · Feb 10, 2022

5.1%

8.8M shares

CARDIFF ONCOLOGY, INC.

SC 13G/A · Feb 10, 2022

8.4%

3.5M shares

BRADY CORPORATION

SC 13G/A · Feb 10, 2022

6.9%

3.3M shares

Blackbaud, Inc.

SC 13G/A · Feb 10, 2022

6.3%

3.1M shares

Ascendis Pharma A/S

SC 13G/A · Feb 10, 2022

5.7%

3.2M shares

AMDOCS LIMITED

SC 13G/A · Feb 10, 2022

5.8%

7.2M shares

Akero Therapeutics, Inc.

SC 13G/A · Feb 10, 2022

9.1%

3.2M shares

WASHINGTON FEDERAL INC

SC 13G/A · Feb 10, 2022

0.0%

15K shares

VONAGE HOLDINGS CORP.

SC 13G/A · Feb 10, 2022

3.9%

9.8M shares

STONERIDGE INC

SC 13G/A · Feb 10, 2022

0.5%

125K shares

SEALED AIR CORPORATION

SC 13G/A · Feb 10, 2022

4.7%

6.9M shares

Odonate Therapeutics, Inc.

SC 13G/A · Feb 10, 2022

0.0%

0 shares

iTeos Therapeutics, Inc.

SC 13G/A · Feb 10, 2022

0.0%

4K shares

AppHarvest, Inc.

SC 13G/A · Feb 10, 2022

1.4%

1.4M shares

NICE LTD.

SC 13G/A · Feb 10, 2022

4.8%

3.0M shares

THE LOVESAC COMPANY

SC 13G/A · Feb 10, 2022

4.4%

672K shares