SCHEDULE 13G/A

ESPERION THERAPEUTICS, INC.

Common Stock, par value $0.001 per share · CUSIP: 29664W105

Event date: 2025-09-30

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

• Two Seas Capital LP

  Shares: 9,749,724 · Class: 4.7%

• Two Seas Capital GP LLC

  Shares: 9,749,724 · Class: 4.7%

• Sina Toussi

  Shares: 9,749,724 · Class: 4.7%

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