SCHEDULE: Artisan Partners Discloses 6.2% Stake in Luxfer Holdings

Artisan Partners Asset Management Inc. and its affiliates have reported a 6.2% beneficial ownership stake in Luxfer Holdings PLC's ordinary shares.

Summary

• Artisan Partners Asset Management Inc., along with its affiliates Artisan Partners Holdings LP, Artisan Investments GP LLC, and Artisan Partners Limited Partnership, collectively reported beneficial ownership of 1,662,442 ordinary shares of Luxfer Holdings PLC.
• This ownership represents 6.2% of Luxfer Holdings PLC's outstanding ordinary shares, based on 26,764,077 shares outstanding as of June 29, 2025.
• The reporting persons hold shared voting power and shared dispositive power over all 1,662,442 shares.
• The shares were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing the control of Luxfer Holdings PLC.
• Artisan Partners Limited Partnership (APLP) is an investment adviser, and the shares were acquired on behalf of its discretionary clients.
• No single client of APLP is known to have an economic interest in more than 5% of the class of securities.

Sentiment

Score: 7

Explanation: The filing indicates a significant institutional investment by a reputable asset manager, which is generally viewed as a positive signal of confidence in the company, although it does not provide operational or financial performance details.

Positives

• A significant beneficial ownership stake by a reputable institutional investor like Artisan Partners Asset Management Inc. can signal a vote of confidence in Luxfer Holdings PLC's long-term prospects.
• The acquisition of shares in the ordinary course of business by an investment adviser suggests a strategic investment rather than an activist position aimed at control.

Future Outlook

This filing does not contain any forward-looking statements or guidance from Luxfer Holdings PLC or the reporting persons regarding the issuer's future performance.

Industry Context

The disclosure of a significant stake by a major asset manager like Artisan Partners in Luxfer Holdings PLC indicates continued institutional interest in the company. Such filings are common as investment firms manage their portfolios and cross regulatory thresholds, providing transparency into major ownership positions within the market.

Stakeholder Impact

• Shareholders may view the increased institutional ownership as a positive indicator of confidence in Luxfer Holdings PLC's value and future prospects.
• The filing provides transparency to the market regarding significant ownership stakes, which can influence investor sentiment and trading activity.

Key Dates

Keywords

Luxfer Holdings PLC, Artisan Partners, Beneficial Ownership, Institutional Investor, Ordinary Shares, SEC Filing, Investment Management, Asset Management