SCHEDULE 13G/A

KALA BIO INC

Common Stock, $0.001 par value per share · CUSIP: 483119202

Event date: 2025-12-31

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• Baker Bros. Advisors LP

  Shares: 2,890,055.00 · Class: 9.99%

• Baker Bros. Advisors (GP) LLC

  Shares: 2,890,055.00 · Class: 9.99%

• Julian C. Baker

  Shares: 2,890,055.00 · Class: 9.99%

• Felix J. Baker

  Shares: 2,890,055.00 · Class: 9.99%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.