Bank of New York Mellon Corp Expands Stake in HTRB The Bank of New York Mellon Corp increased its holding in the Hartford Total Return Bond ETF (HTRB) by 3.8% during the fourth quarter, now owning 419,178 shares. This move highlights institutional interest in the ETF, which recently traded at $33.75, close to its 12-month low of $32.67.1