MassMutual Private Wealth & Trust, FSB has filed a Form 13F-HR disclosing equity holdings as of September 30, 2026. The filing, submitted on October 2, 2026, lists 2,398 positions held by the firm during the specified period.

The report indicates that the firm exercises investment discretion over the reported positions. The filing notes that these positions are deemed reported on behalf of Massachusetts Mutual Life Insurance Company (MassMutual) due to MassMutual's direct ownership interest in MassMutual Private Wealth & Trust.

The information table provided in the filing lists a vast array of common stock holdings, including major technology companies, healthcare firms, and financial institutions. For example, the filing lists Alphabet Inc. with 70,291,595 shares and 206,291 sole voting power, Amazon.com Inc. with 101,702,033 shares and 408,196 sole voting power, and Apple Inc. with 204,051,678 shares and 612,731 sole voting power.

The filing also details numerous other positions across various sectors. Notable entries include Advanced Micro Devices Inc. with 11,255,772 shares, Abbott Laboratories with 4,661,660 shares, and American Tower Corp with 19,867 shares. The document lists the total number of shares held for each security and indicates sole voting power for all positions.