CONCERT PHARMACEUTICALS INC

CUSIP: 206022105 Class: COM

IRIDIAN ASSET MANAGEMENT LLC/CT's Holding History (CIK: 0001033427)

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

Q3 2015
Shares 24,392 Value ($000) $458 Avg Close — Range —
Q2 2015
Shares 24,392 Value ($000) $363 Avg Close — Range —
Q1 2015
Shares 10,850 Value ($000) $164 Avg Close — Range —
Q4 2014
Shares 10,850 Value ($000) $145 Avg Close — Range —
Q3 2014
Shares 14,280 Value ($000) $180 Avg Close — Range —