SCHEDULE 13D/A

Artivion Inc

Common Stock, $0.01 par value · CUSIP: 228903100

Event date: 2025-08-08

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

• Juniper Targeted Opportunity Fund, L.P.

  Shares: 1,473,656.00 · Class: 3.1%

• Juniper HF Investors II, LLC

  Shares: 1,473,656.00 · Class: 3.1%

• Juniper Targeted Opportunities, L.P.

  Shares: 377,308.00 · Class: 0.8%

• Juniper Targeted Opportunity Investors, LLC

  Shares: 377,308.00 · Class: 0.8%

• Juniper Multi-Strategy Fund, L.P.

  Shares: 13,485.00 · Class: 0.0%

• Juniper HF Investors, LLC

  Shares: 13,485.00 · Class: 0.0%

• Juniper Investment Company, LLCReported CIK 0001794034

  Shares: 1,864,449.00 · Class: 4.0%

• Alexis P. Michas

  Shares: 1,864,449.00 · Class: 4.0%

• John A. Bartholdson

  Shares: 1,864,449.00 · Class: 4.0%

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