HORIZON KINETICS ASSET MANAGEMENT LLC is an institutional investment manager that files quarterly 13F reports with the SEC. As of Q1 2026, the fund manages $9.2B in reported equity holdings across 353 positions. The largest holdings are TPL (51.5%), GBTC (8.0%), LB (4.2%), HE (3.5%), WPM (2.5%). The portfolio is concentrated in Other (95.9%), Energy (1.7%), Financial Services (1.3%). Data sourced from SEC EDGAR 13F filings (CIK 1056823).