Sure their upside is limited - Its a bond proxy - but so is the downside in an overheated market.  Happy to just sit on them.  89% capital gain and collecting dividend interest with a tax advantaged yield of 10%.  Improving capital structure with a paying down of secured first lien debt.  Set them and forget them.  April 2020 was an incredible opportunity to load up on quality.

There is nothing in the market that is compelling.  I converted the B's to the A's and will have to review the G's when they reset