[John Beresford Tipton]

"Strategists Express Concern Over High Levels of Cash Held by U.S. Investors"

"Concern"?
Would think that they would be happy, rather than concerned, as this is potential buying power not yet committed to the stock market.

[Dansong]

Agreed - $5 Trillion sitting on the sidelines. When, not if, it comes into the market it will be huge!

[Steven W.]

concern over the people who are potentially losing money.

[Tauzero]

I think they're concerned because they think it's weird. Doesn't make sense, since returns have been so much better elsewhere (almost anywhere, really.)