Thomas Russo - Gardner Russo & Quinn Portfolio Position Sizes (Q2 2026)

According to the SEC 13F filed on Aug 13, 2026, the Gardner Russo & Quinn portfolio balances reported a total equity value of $8.93B across 85 publicly traded holdings as of quarter-end Jun 30, 2026.

The portfolio balances highlight Alphabet Inc Cl C (GOOG) as the single largest position, accounting for 12.1% of total equity value, followed by Berkshire Hathaway Inc Cl A (BRK-A), Philip Morris International In (PM), Mastercard Inc Cl A (MA), and others. Collectively, the top five holdings represent 50.7% of the portfolio, showing how capital is distributed among core positions and long-term investments.