IDERA PHARMACEUTICALS INC

CUSIP: 45168K306 Class: CMN

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q2 2018
Shares 118,779 Value ($000) $157 Avg Close — Range —
Q1 2018
Shares 120,107 Value ($000) $221 Avg Close — Range —
Q4 2017
Shares 92,788 Value ($000) $196 Avg Close — Range —
Q3 2017
Shares 56,712 Value ($000) $126 Avg Close — Range —
Q2 2017
Shares 73,620 Value ($000) $127 Avg Close — Range —
Q1 2017
Shares 174,127 Value ($000) $430 Avg Close — Range —
Q4 2016
Shares 203,450 Value ($000) $305 Avg Close — Range —
Q3 2016
Shares 113,498 Value ($000) $291 Avg Close — Range —
Q2 2016
Shares 81,291 Value ($000) $124 Avg Close — Range —
Q1 2016
Shares 81,124 Value ($000) $161 Avg Close — Range —
Q4 2015
Shares 125,858 Value ($000) $389 Avg Close — Range —
Q3 2015
Shares 170,161 Value ($000) $570 Avg Close — Range —
Q2 2015
Shares 353,566 Value ($000) $1,312 Avg Close — Range —
Q1 2015
Shares 109,482 Value ($000) $406 Avg Close — Range —
Q4 2014
Shares 106,865 Value ($000) $471 Avg Close — Range —
Q3 2014
Shares 268,666 Value ($000) $615 Avg Close — Range —
Q2 2014
Shares 403,947 Value ($000) $1,171 Avg Close — Range —
Q1 2014
Shares 526,129 Value ($000) $2,147 Avg Close — Range —