Interesting thread on TauRx valuationhttps://stockhouse.com/companies/bullboard/t.dc.a/dundee-corp?threadid=31257933
Valuation - Date - Publication
15 Billion USD IPO - 2015 - WSJ
20 Billion Euro IPO - 2017 - Labiotech (Average exchange rate in 2017: 1 Euro to 1.1304 USD)