WEI-WU HE, Ph.D.

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

Total Filings

Stocks Covered

Latest Filing

Feb 10, 2026

Filings

CASI Pharmaceuticals, Inc.

SC 13D/A · Feb 10, 2026

45.4%

14.0M shares

CASI Pharmaceuticals, Inc.

SC 13D/A · Jan 30, 2026

34.8%

9.0M shares

CASI Pharmaceuticals, Inc.

SC 13D/A · Jan 9, 2026

19.1%

4.0M shares

CASI Pharmaceuticals, Inc.

SC 13D/A · Dec 18, 2025

19.1%

4.0M shares

CASI Pharmaceuticals, Inc.

SC 13D/A · Jun 20, 2025

23.8%

3.7M shares