SCHEDULE: Gabelli Group's Stake in Ampco Pittsburgh Shifts to 19.59%

Gabelli Group entities, including GAMCO Asset Management and Gabelli Funds, reported a combined beneficial ownership of 19.59% in Ampco Pittsburgh Corp. following warrant expirations and recent share sales.

Summary

• Gabelli Group entities, including GAMCO Investors, Inc. and its affiliates, collectively hold 3,935,935 shares of Ampco Pittsburgh Corp. common stock, representing 19.59% of the 20,094,617 shares outstanding.
• This updated ownership percentage is primarily a result of the expiration of Ampco Pittsburgh's warrants on August 1, 2025.
• Key reporting entities and their beneficial ownership include GAMCO Asset Management Inc. with 2,409,135 shares (11.99%) and Gabelli Funds LLC with 1,367,800 shares (6.81%).
• Minor share sales by GAMCO Asset Management Inc. and GGCP, Inc. occurred in June 2025, totaling 6,892 shares.

Sentiment

Score: 4

Explanation: The sentiment is slightly negative as the aggregate beneficial ownership percentage of a significant institutional investor group has decreased, even if partly due to warrant expiration. While not a direct negative on the company's operations, it indicates a reduced stake by a major holder.

Positives

• The Gabelli Group, a prominent investment firm, maintains a significant stake of 19.59% in Ampco Pittsburgh Corp., indicating continued interest in the company.

Negatives

• The aggregate beneficial ownership percentage of the Gabelli Group decreased to 19.59% due to the expiration of warrants and some share sales.

Risks

• The filing does not explicitly state risks related to Ampco Pittsburgh Corp. but rather details the reporting persons' holdings and activities.

Future Outlook

The filing is a Schedule 13D amendment primarily reporting changes in beneficial ownership due to warrant expiration and share sales, and does not provide forward-looking statements or guidance from the issuer or the reporting persons regarding the issuer's future performance.

Industry Context

This filing primarily concerns a change in institutional ownership stake and does not provide specific industry context or analysis of broader industry trends for Ampco Pittsburgh Corp. or its competitors.

Stakeholder Impact

• Shareholders: The decrease in a major institutional investor's stake could be perceived negatively, potentially impacting investor confidence or liquidity.

Next Steps

• The filing does not explicitly mention future actions, events, or milestones for Ampco Pittsburgh Corp. or the reporting persons' investment strategy beyond the reported changes.

Key Dates

Recommendation

The filing primarily reports a change in beneficial ownership due to warrant expiration and minor sales by a major institutional investor group. While the stake has decreased, the Gabelli Group still holds a substantial 19.59% of Ampco Pittsburgh Corp. This is an ownership update, not an operational or financial performance report from the company itself. Without further information on the company's fundamentals or the investor's future intentions, a 'hold' recommendation is appropriate, suggesting investors monitor future developments.

Keywords

AMPCO PITTSBURGH CORP, AMPCO, AP, Schedule 13D, Beneficial Ownership, GAMCO, Gabelli, Institutional Investor, Common Stock, Shareholder Stake, Warrant Expiration