Port Capital LLC is an institutional investment manager that files quarterly 13F reports with the SEC. As of Q4 2025, the fund manages $2.3B in reported equity holdings across 82 positions. The largest holdings are HEI (9.4%), RBC (7.2%), APH (5.4%), TDY (5.2%), AME (4.0%). The portfolio is concentrated in Other (85.4%), Technology (6.1%), Industrials (4.5%). Data sourced from SEC EDGAR 13F filings (CIK 1729212).