Mackenzie Takes Over as Data Head at NZX After Brown Resigns

The New Zealand Exchange last week appointed Fiona Mackenzie as head of markets, with responsibility for the exchange's traded products, its listings function and its market data portfolio. She replaces Geoff Brown, who resigned his position last week after holding various roles at NZX and an earlier career as a research analyst, equities advisor and institutional dealer at investment banks. Mackenzie was previously head of liquidity and traded products, and also heads NZX's Auckland office and

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SEC squares off with broker-dealers over data analytics usage

The Gensler administration has ruffled feathers in the broker-dealer community with a new proposal seeking to limit their use of predictive data analytics. But at the heart of this deal is something far more seismic: one of the first attempts by the SEC to regulate AI.

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