Aigen Investment Management is a quantitative hedge fund founded in 2014 by former Barclays traders. It utilizes advanced machine learning algorithms and statistical methods to exploit market inefficiencies and generate excess returns. In recent years, quantitative investment strategies have become increasingly popular among institutional investors and high-net-worth individuals. There are several key advantages of quantitative strategies:

Quantitative models improve consistency
Quantitative models rely on data and algorithms rather than human discretion. By systematically following the models, investors can remove emotional biases and behavioral errors. This results in more consistent implementation of strategies over time compared to discretionary investing. The rules-based nature provides stability and helps manage risks.
Scalability and capacity
Technology and computing power enable quantitative strategies to analyze vast amounts of data and handle complex calculations at high speeds. This allows large asset bases to be managed efficiently. Whereas a traditional human manager can effectively oversee a limited capital, algorithms have immense scalability. Aigen runs billions of dollars successfully with a small team.
Diversification and risk management
Quantitative models facilitate diversification across a wide universe of securities, asset classes and geographies. Sophisticated algorithms can calibrate portfolio exposures and manage risks dynamically. This helps reduce volatility and drawdowns compared to concentrated investments.
Market evolution and adaptation
Markets are dynamic and evolving. Quant models can backtest new hypotheses rapidly, identify changing patterns and adapt strategies in near real-time. This positions them better to capitalize on opportunities as market conditions shift. Discretionary managers relying on human judgement may lag in adapting to new paradigms.
Cost efficiency and talent leverage
Developing and operating quantitative strategies requires specialized talent like data scientists and programmers that can be expensive to recruit and retain. But once built, the investment process can scale at marginal costs for a large asset base. This creates significant operating leverage and makes the strategies highly cost-efficient.
In summary, quantitative investment strategies like those employed by Aigen Investment Management have advantages in consistency, scalability, diversification, adaptability and cost efficiency. These benefits explain their rising popularity among institutional investors despite initially high development costs.