There's been a lot of consolidation in the HFT sector recently [1]. Back in 2008, when HFT was hot and new, a lot of money was made. But lower post crisis volatility and multiple HFT firms chasing the same opportunities has compressed margins. The party is over...
I may agree with some of what's written and I completely agree with the overall conclusion, but the writing seems to be pretty low effort.
> Finally Two Sigma Securities, the market making arm of Chicago based quantitative hedge fund Two Sigma, will purchase the options trading business of Interactive Brokers.
Disclaimer: work in finance, have worked in HFT, don't currently.