SCHEDULE 13D/A

INVENTIVA SA

Ordinary Shares, nominal value (euro)0.01 per share · CUSIP: 46124U107

Event date: 2025-11-17

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

• BIOTECHNOLOGY VALUE FUND L PReported CIK 0000918923

  Shares: 5,654,825.00 · Class: 2.9%

• BVF I GP LLCReported CIK 0001803805

  Shares: 5,654,825.00 · Class: 2.9%

• BIOTECHNOLOGY VALUE FUND II LPReported CIK 0001102444

  Shares: 3,321,861.00 · Class: 1.7%

• BVF II GP LLCReported CIK 0001803806

  Shares: 3,321,861.00 · Class: 1.7%

• Biotechnology Value Trading Fund OS LPReported CIK 0001660683

  Shares: 397,086.00 · Class: 0.2%

• BVF Partners OS Ltd.Reported CIK 0001660684

  Shares: 397,086.00 · Class: 0.2%

• BVF GP HOLDINGS LLCReported CIK 0001803809

  Shares: 8,976,686.00 · Class: 4.7%

• BVF PARTNERS L P/ILReported CIK 0001055947

  Shares: 9,569,863.00 · Class: 4.99%

• BVF INC/ILReported CIK 0001056807

  Shares: 9,569,863.00 · Class: 4.99%

• LAMPERT MARK NReported CIK 0001233840

  Shares: 9,569,863.00 · Class: 4.99%

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