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Baker Bros. Advisors LP

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

Total Filings

174

Stocks Covered

68

Latest Filing

Feb 17, 2026

Filings

Incyte Corporation

SC 13D/A · Mar 10, 2022

16.4%

36.3M shares

Seagen Inc.

SC 13D/A · Mar 10, 2022

25.6%

47.0M shares

Incyte Corporation

SC 13D/A · Feb 14, 2022

15.7%

34.9M shares

Invitae Corporation

SC 13G/A · Feb 14, 2022

4.4%

9.9M shares

Rhythm Pharmaceuticals, Inc.

SC 13G/A · Feb 14, 2022

7.7%

3.9M shares

Otonomy, Inc.

SC 13G/A · Feb 14, 2022

13.8%

7.8M shares

Zymeworks Inc.

SC 13G/A · Feb 14, 2022

10.0%

5.0M shares

Mereo BioPharma Group plc

SC 13G/A · Feb 14, 2022

10.0%

64.9M shares

Verastem, Inc.

SC 13G/A · Feb 14, 2022

11.8%

21.5M shares

Surrozen, Inc.

SC 13G · Feb 14, 2022

9.3%

3.3M shares

BioCryst Pharmaceuticals, Inc.

SC 13G/A · Feb 14, 2022

9.9%

18.4M shares

Opthea Limited

SC 13G/A · Feb 14, 2022

7.5%

26.4M shares

Nurix Therapeutics, Inc.

SC 13G · Feb 14, 2022

5.5%

2.5M shares

Heron Therapeutics, Inc.

SC 13G/A · Feb 14, 2022

8.0%

8.1M shares

Immatics N.V.

SC 13G · Feb 14, 2022

7.0%

4.4M shares

Global Blood Therapeutics, Inc.

SC 13G · Feb 14, 2022

5.1%

3.3M shares

Aerovate Therapeutics, Inc.

SC 13G · Feb 14, 2022

7.5%

1.8M shares

Ascendis Pharma A/S

SC 13G/A · Feb 14, 2022

8.0%

4.5M shares

Amarin Corporation plc

SC 13G/A · Feb 14, 2022

5.3%

21.2M shares

Altimmune, Inc.

SC 13G/A · Feb 14, 2022

4.8%

1.9M shares

Aligos Therapeutics, Inc.

SC 13G · Feb 14, 2022

5.3%

2.1M shares

Achilles Therapeutics plc

SC 13G · Feb 14, 2022

10.0%

4.0M shares

Aeglea BioTherapeutics, Inc.

SC 13D/A · Feb 10, 2022

9.9%

5.0M shares

Kodiak Sciences Inc.

SC 13D/A · Jan 31, 2022

30.1%

15.6M shares