IDERA PHARMACEUTICALS INC

CUSIP: 45168K306 Class: CMN

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q2 2018
Shares 39,175 Value ($000) $52 Avg Close — Range —
Q1 2018
Shares 82,021 Value ($000) $151 Avg Close — Range —
Q4 2017
Shares 38,046 Value ($000) $80 Avg Close — Range —