> people who run big portfolios don't want to give away information about what they're doing... Then people shouldn't be investing in these poorly-performing p

> people who run big portfolios don't want to give away information about what they're doing... Then people shouldn't be investing in these poorly-performing portfolios and use other portfolio managers who are more savvy. These people act like this stuff is MP (my problem, as an average person) whereas it's obviously YP (your problem, Mr. portfolio manager)