[loceng]

"As far as I can tell this isn't a legal requirement - shareholders have no obligation to disclose their position, ..."

Very much seems like this should be remedied, it's part of integrity for people to know if you have a financial motivation behind what you say - at least if you want a society that has integrity and not as easily open to manipulation; it's ultimately why advertising is bad, the people didn't deserve to get the attention they've getting - and why in part Tesla has done so well - they created a good enough product to get word of mouth and receive the attention they deserve (for the good and bad) to receive.