Boston Trust Walden Corp has filed a Form 13F-HR with the Securities and Exchange Commission, disclosing its equity holdings as of September 30, 2026. The filing reports that the firm holds positions in 621 different companies.

The report identifies Jon Eng as the Director of Operations responsible for the filing, submitted on October 30, 2026. The filing details a portfolio consisting of 1,240,321,252 shares across the disclosed equities.

The portfolio includes a mix of large-cap technology and industrial names. Notable holdings include Apple Inc., with 1,082,771 shares; Amazon.com, Inc., with 280,747 shares; and Alphabet Inc., with 754,936 shares. The filing also lists significant positions in Applied Materials, Inc., with 169,814 shares; Broadcom Inc., with 132,399 shares; and CME Group Inc., with 30,342 shares.

Other companies listed in the filing include Adobe Inc., with 64,916 shares; American Express Company, with 214,359 shares; and American Water Works Company, Inc., with 78,975 shares. The filing provides a comprehensive list of the firm's equity portfolio for the specified quarter.