On: Rain ruins one of Norway’s richest men

[csomar]

Clearly he couldn't. Not only that but the whole Nasdaq and other exchanges (mutual fund) struggled at doing that. Something is wrong.

[charlesdm → csomar]

Well, that's the point -- he couldn't. He was also trading from a personal account it seems. Seems a bit odd they would allow that.

[runarb → charlesdm]

The rules also allowed a single trader to own 25% of the marked[0].

0: In norwagian: https://www.dn.no/nyheter/2018/09/14/1431/Finans/-einar-aas-...

[dmix → runarb]

Futures is not quite the same as 'owning' the market/asset...