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by quantgenius 5074 days ago
What they should actually do is fire the bozos handling client orders in their wealth management group.

Having built multiple systems for automated trading and traded manually, it's really trading systems 101 to know that unacknowledged orders should be treated as live until you know otherwise and should never be repeated. Second, when you connect to Nasdaq via FIX or their proprietary protocol, one of the parameters you are allowed to specify is and ACK timeout. So if the exchange was getting around to acknowledging an order with a client timestamp that is more than ACK timeout old it is auto-cancelled. It seems from talking to multiple people that multiple firms including UBS hadn't set an ack timeout at all.

1 comments

Oh and that will get 357 million back?