1	Details of the person discharging managerial responsibilities/person closely associated
a)	Name	Joseph M. Fernandez Roth IRA
2	Reason for the notification
a)	Position/status	Person closely associated
b)	Initial notification
		Mr Joseph M. Fernandez
		Member of the administrative or supervisory body
3	Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)	Name	4basebio AG
b)	LEI	391200H5BDEVHMOV3U10
4	Details of the transaction(s)
a)	Description of the financial instrument, type of instrument	Share
	Identification code	DE000A2YN801
b)	Nature of the transaction	Purchase
c)	Price(s)	Volume(s)
	2.1 EUR	39.9 EUR
	2.08 EUR	2.08 EUR
	2.07 EUR	2.07 EUR
d)	Aggregated price	Aggregated volume
	2.09762 EUR	44.05 EUR
e)	Date of the transaction	23.06.2020 UTC+1
f)	Place of the transaction	CBOE EUROPE - CXE ORDER BOOKS
	MIC	CHIX

(end)

Emitter:	4basebio AG Waldhofer Str. 102 69123 Heidelberg Germany
Contact Person:	Robert Mayer
Phone:	+49 171 3876540
E-Mail:	robert.mayer@4basebio.com
Website:	investors.4basebio.com
ISIN(s):	DE000A2YN801 (Share)
Stock Exchange(s):	Regulated Market in Frankfurt; Free Market in Berlin, Dusseldorf, Hamburg, Munich, Stuttgart, Tradegate

4basebio AG: Managers' transactions announcement according to article 19 MAR