NASDAQ: ALRN

NASDAQ: AKRO

NASDAQ: KDNY

Acquired by Lexicon Genetics (now Lexicon Pharmaceuticals) 2001

Acquired by Novo Nordisk 2020

Acquired by Smiths Detection 2004

Acquired by Celgene 2010

Acquired by Medtronic 2016

Acquired by Eli Lilly 2008

NASDAQ: STOK

Acquired by Alexion November 2018

Acquired by Abbott 2015

Acquired by reverse merger with Otic 2017

Acquired by Smith+Nephew January 2020

Acquired by Johnson & Johnson 2019