Citadel Securities seeks to join Susquehanna International Group in insider trading lawsuit

According to Bloomberg, Citadel Securities is seeking to join the insider trading lawsuit filed in Pennsylvania against Susquehanna International Group and former traders, and plans to intervene as a victim. Citadel Securities claims to have suffered losses due to insider trading in related US stock and options trading, and hopes to be allowed to intervene in New York court to protect its rights. The case accuses former employees of Susquehanna International Group of profiting from trading multiple stocks using undisclosed information. The US SEC is investigating the allegations against Susquehanna International Group.