HolyLampshade

14 ms·

91.
by HolyLampshade 7y ago
> markets are about price discovery Exactly, and when you have an unorderly market, price discovery becomes problematic. It’s the same reason the single stock LULD bands exist (which put the brakes on both rapid downward and rapid upwa
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by HolyLampshade 7y ago
Mass sell offs tend to create unorderly markets, which is not beneficial for anyone. The concept was introduced in US equities after the ‘87 crash, but was only consistently implemented for NYSE-listed stocks. In ‘13 these were made consist
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by HolyLampshade 7y ago
Usually it boils down to consolidation of liquidity. For the same reason there are well over 20 ATS venues but only a few are successful, ultimately new venues have difficulty naturally drawing resting order flow. Market fragmentation aside
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by HolyLampshade 9y ago
Since most stock ownership has become a digital ledger, there are incentives for consolidation toward central custodianship for clearing and settling of trades. The DTC is part of the subsidiary family of the DTCC, which also operates the N
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by HolyLampshade 9y ago
To add to this, this model only works if the entire market place operates this way. If any other venue is providing pricing updates a venue that is halted, or somehow contributing to a delay in pricing updates, is going to be left behind. I
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by HolyLampshade 9y ago
I guess by surveillance I was speaking purely transactional surveillance, and typically investigations into transactional behavior takes time, and under certain circumstances would result in criminal prosecution (on top of any regulatory fi
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by HolyLampshade 9y ago
Well, just because this was disclosed to the public now doesn't mean it wasn't previously disclosed to Treasury, FINRA, the US Equity SROs, and the ESMA. The surveillance systems surrounding almost any market center are substantia
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by HolyLampshade 10y ago
This is definitely what perked my ears up when they mentioned the US East Coast, especially when you consider the risk that a natural disaster might take out the facility.
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by HolyLampshade 10y ago
To that end I'd be cautious of facilities in NJ. If you are dead-set on the US, Ashburn, or even better further inland such as Chicago or Dallas, may be better suitable if you do not plan on having redundancy in another facility. Frank
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by HolyLampshade 11y ago
Blew up the whole firm actually, and was more closely related to change management policies and systems monitoring. The SEC order there is an interesting read for anyone involved in large scale transactional systems: https://www.
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by HolyLampshade 11y ago
Different groups in this case. According to Kapersky's report, Duqu used a zero-day to promote into kernel space, then loaded the full payload into memory. Less terrifying than the firmware revision from EG as a single attack, but Duqu
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by HolyLampshade 12y ago
Currently reading a few, including: - The Good Spy - Kai Bird (Robert Ames bio) - Becoming Steve Jobs - Brent Schlender (after reading Isaacson's Jobs' bio I figured another perspective wouldn't be horrible) - Countdown to Ze