A 9.4% dividend yield gets your attention. I understand that. When you see a business development company trading at a 27% discount to its net asset value on top of that yield, it starts to look like one of those deals where the market is just handing you free money.

It usually is not free.

SLR Investment trades below its NAV for a reason. The underlying net asset value has been declining. When NAV shrinks over time, that discount is not a bargain. It is the market pricing in the possibility that the assets backing those shares are worth less tomorrow than they are today.

I have watched this pattern play out with BDCs over the years. The yield pulls people in. The discount looks like a margin of safety. Then the NAV keeps grinding lower, and you realize the high yield was partially funding itself out of your own principal. You were getting paid a distribution while the value of what you owned quietly eroded underneath you.

SLR may turn things around. The discount could narrow if the portfolio improves and credit costs stabilize. There is a case for buying here and collecting the yield while you wait for that recovery. That is a legitimate strategy for investors who understand the risks and have done their own digging into the loan book.

But let me do the simple math that matters. If you collect a 9.4% yield and the NAV declines by some amount over the same period, your real return is the yield minus that decline. If the NAV drops 3%, your net return is 6.4%. If it drops 5%, you are looking at 4.4%. The point is not to predict the exact decline. The point is that any NAV erosion eats directly into the yield you thought you were getting. And if the NAV decline accelerates because credit conditions worsen, the math gets worse fast.

The question I always ask with a high-yield BDC is whether the distribution is sustainable. A yield that high means the market has doubts. The market is not always right, but when a BDC's yield stands out well above what you see from most of its peers, it is usually telling you something about perceived risk.

If you already own SLR and understand the portfolio, holding and collecting makes sense. If you are chasing the yield because 9.4% looks exciting compared to what you get from a money market fund, slow down. Know what you are buying.

For most people, a broad index fund pays a fraction of that yield in dividends and does not require you to worry about whether the NAV is shrinking. The total return over time, with patience and reinvestment, tends to work out better than chasing yield in a declining asset. I know which approach has let me sleep better for the last four decades.

As always, I am sharing my perspective, not professional financial advice. Do your own research.