Bain Capital Life Sciences Fund II, L.P.

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

Total Filings

Stocks Covered

Latest Filing

Oct 24, 2025

Filings

CCCC

C4 Therapeutics, Inc.

SC 13G · Oct 24, 2025

1.1%

991K shares

SVRA

Savara Inc.

SC 13D/A · Jul 19, 2023

10.0%

14.2M shares

SYRS

Syros Pharmaceuticals, Inc.

SC 13G/A · Feb 14, 2023

10.0%

2.1M shares

NUVL

Nuvalent, Inc.

SC 13D/A · Nov 3, 2022

4.8%

2.4M shares

MRSN

MERSANA THERAPEUTICS, INC.

SC 13D/A · May 11, 2022

3.4%

3.3M shares

MRSN

MERSANA THERAPEUTICS, INC.

SC 13D/A · Apr 14, 2022

3.9%

3.3M shares

XLO

Xilio Therapeutics, Inc.

SC 13G/A · Feb 14, 2022

4.9%

1.3M shares

SYRS

Syros Pharmaceuticals, Inc.

SC 13G/A · Feb 14, 2022

10.0%

6.3M shares

MRSN

MERSANA THERAPEUTICS, INC.

SC 13D/A · Jan 3, 2022

4.5%

3.3M shares