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![quantscience_ Avatar](https://lunarcrush.com/gi/w:24/cr:twitter::1683526993059430411.png) Quant Science [@quantscience_](/creator/twitter/quantscience_) on x 58K followers
Created: 2025-07-04 16:04:28 UTC

Quants use principal component analysis to find alpha.

Blackrock uses it to manage $100s of billions in factor funds.

Northfield uses it to earn $10s of millions selling factors to investors.

Here’s how it’s done.

In a few lines of Python:

![](https://pbs.twimg.com/media/GvBoZU4XYAIskNB.png)

XXXXXX engagements

![Engagements Line Chart](https://lunarcrush.com/gi/w:600/p:tweet::1941166226069225663/c:line.svg)

**Related Topics**
[$10s](/topic/$10s)
[$100s](/topic/$100s)
[blackrock](/topic/blackrock)
[stocks financial services](/topic/stocks-financial-services)
[stocks bitcoin treasuries](/topic/stocks-bitcoin-treasuries)

[Post Link](https://x.com/quantscience_/status/1941166226069225663)