Ra Pharmaceuticals, Inc.

RA CAPITAL MANAGEMENT, L.P.

Report date

3/31/2020

Quarter

2020 Q1

Filed

5/15/2020

Shares

4,858,260

Value ($000)

233,245

Weight

7.4%

2019 Q4 - 2020 Q1 (2 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2020 Q1	5/15/2020	233,245	7.4%	4,858,260	3/31/2020
2019 Q4	2/14/2020	227,998	6.9%	4,858,260	12/31/2019