39692
It began as a nuclear research company owned primarily by Fiat , transformed into a biomedical company upon nationalization of Italy 's electric system , sold to SNIA S.p.A. , and finally spun off as a separate company listed on the Milan Stock Exchange .
 Fiat, Italy, Milan Stock Exchange
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Fiat, Italy, Milan Stock Exchange