SCHEDULE 13G/A

REGULUS THERAPEUTICS INC

Common Stock, $0.001 par value · CUSIP: 75915K309

Event date: 2025-03-31

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

• Vivo Opportunity Fund Holdings, L.P.

  Shares: 2,696,426.00 · Class: 3.9%

• Vivo Opportunity, LLC

  Shares: 2,696,426.00 · Class: 3.9%

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