Hackernews posts about Citadel

Citadel is a global investment firm and market maker that operates a high-frequency trading (HFT) platform.

Related: Robinhood   GME  
  1. Citadel vs. Millennium (rupakghose.substack.com)
  2. Citadel BBS (citadel.org)
  3. Tell HN: C++ Still Does the Job (www.citadelsecurities.com)