SCHEDULE 13G/A

LUXFER HLDGS PLC

Ordinary Shares · CUSIP: G5698W116

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

• Artisan Partners Asset Management Inc.

  Shares: 1,662,442 · Class: 6.2%

• Artisan Partners Holdings LP

  Shares: 1,662,442 · Class: 6.2%

• Artisan Investments GP LLC

  Shares: 1,662,442 · Class: 6.2%

• Artisan Partners Limited Partnership

  Shares: 1,662,442 · Class: 6.2%

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