Form 4: Atmus CFO Sells 25 Shares Under 10b5-1 Plan

Atmus Filtration Technologies CFO Jack Kienzler reported the sale of 25 common stock shares at $44.50 each, reducing his direct beneficial ownership to 54,796 shares.

Summary

• Jack Kienzler, Chief Financial Officer of Atmus Filtration Technologies Inc. (ATMU), reported a transaction involving the company's common stock.
• On October 3, 2025, Kienzler disposed of 25 shares of common stock at a price of $44.50 per share.
• The transaction was executed under a Rule 10b5-1(c) plan, indicating a pre-arranged sale.
• Following this transaction, Kienzler directly beneficially owns 54,796 shares of Atmus Filtration Technologies Inc. common stock.
• The transaction code 'F' typically signifies a payment of tax liability by delivering or withholding securities incident to the vesting of a restricted stock unit or the exercise of a stock option.

Sentiment

Score: 5

Explanation: The transaction is a routine, non-discretionary sale of a small number of shares, likely for tax withholding purposes under a pre-arranged plan, indicating a neutral impact on company sentiment.

Positives

• The transaction was conducted under a Rule 10b5-1 plan, which demonstrates a pre-scheduled, non-discretionary sale, mitigating concerns about opportunistic insider trading.
• The small number of shares disposed (25 shares) suggests the transaction is likely for routine tax withholding purposes, rather than a significant divestment of ownership.

Negatives

• The transaction represents a minor reduction in the direct beneficial ownership of common stock by a key executive.

Future Outlook

This filing does not contain any forward-looking statements or guidance regarding the company's future performance or outlook.

Industry Context

This insider transaction is a routine disclosure and does not provide specific insights into broader industry trends or competitive landscape for the filtration technology sector. It reflects individual executive compensation and tax planning rather than strategic industry positioning.

Stakeholder Impact

• Shareholders: The impact on shareholders is negligible due to the very small number of shares involved in the transaction, which is unlikely to affect the company's stock price or valuation.

Key Dates

Recommendation

This Form 4 filing details a routine, non-discretionary sale of a minimal number of shares by the CFO, likely for tax withholding purposes under a pre-established 10b5-1 plan. Such a transaction does not provide new material information that would warrant a change in investment recommendation. Investors should maintain their current position based on broader company fundamentals and market conditions, as this specific filing is not indicative of a shift in the company's outlook or executive confidence.

Keywords

Atmus Filtration Technologies, ATMU, Jack Kienzler, CFO, Insider Transaction, Form 4, Stock Sale, 10b5-1 Plan