Extended trading hours face cost questions
Bankers at a September panel weighed the cost of 23/5 trading, while Cboe and NYSE described overnight staffing plans.

WatersTechnology is based in the United Kingdom and publishes in English. Its articles are available on Bigdata.com. Investigative reporting on technology used by financial institutions, with a focus on capital markets systems and financial technology developments.
Each prompt plays to something WatersTechnology covers better than anyone, and shows the report series it draws on. Copy it into ChatGPT, Claude or your own agent and the answer comes back cited to the report.
What has WatersTechnology reported in its weekly roundup this week?
WatersTechnology runs a weekly roundup of capital markets technology news, such as 'CME marks cloud migration milestones, new FIX guidance for brokers, and more', so an agent can summarise the week in one pass.
Multi-item digest of launches, alliances and migrations across venues, vendors and banks, headlined '..., and more'
WeeklyWhat WatersTechnology covers on Bigdata.com, by company and topic. Updated Oct 2026.
Bankers at a September panel weighed the cost of 23/5 trading, while Cboe and NYSE described overnight staffing plans.
Coverage follows agent tools at LTX and TS Imagine, agentic AI in bank onboarding, and human checks on post-trade agents.
Researchers found a flaw in how LLM APIs store reasoning traces, and a column notes Congress has passed no meaningful federal AI law.
Coverage spans token costs and semantic density, a memory chip shortage raising prices, and three rival GPU compute futures efforts.
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