CONCERT PHARMACEUTICALS INC

CUSIP: 206022105 Class: COM

RTW INVESTMENTS, LP's Holding History (CIK: 0001493215)

Note: Option positions (PUT/CALL) are excluded.

Q1 2019
Shares 1,688,448 Value ($000) $20,380 Avg Close — Range —
Q4 2018
Shares 788,877 Value ($000) $9,900 Avg Close — Range —