CONCERT PHARMACEUTICALS INC

CUSIP: 206022105 Class: COM

MASSACHUSETTS FINANCIAL SERVICES CO /MA/'s Holding History (CIK: 0000912938)

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

Q4 2020
Shares 77,880 Value ($000) $984 Avg Close — Range —
Q3 2020
Shares 78,660 Value ($000) $772 Avg Close — Range —
Q2 2020
Shares 81,743 Value ($000) $813 Avg Close — Range —
Q1 2018
Shares 12,892 Value ($000) $295 Avg Close — Range —