DYAX CORP

CUSIP: 26746E103 Class: CMN

ESSEX INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0000201772)

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

Q4 2015
Shares 26,744 Value ($000) $1,006 Avg Close — Range —
Q3 2015
Shares 37,344 Value ($000) $713 Avg Close — Range —
Q2 2015
Shares 35,775 Value ($000) $948 Avg Close — Range —
Q1 2015
Shares 59,500 Value ($000) $997 Avg Close — Range —
Q4 2014
Shares 87,467 Value ($000) $1,230 Avg Close — Range —
Q3 2014
Shares 101,324 Value ($000) $1,025 Avg Close — Range —
Q2 2014
Shares 107,854 Value ($000) $1,035 Avg Close — Range —
Q1 2014
Shares 129,564 Value ($000) $1,163 Avg Close — Range —
Q4 2013
Shares 271,116 Value ($000) $2,043 Avg Close — Range —
Q3 2013
Shares 256,097 Value ($000) $1,757 Avg Close — Range —
Q2 2013
Shares 278,855 Value ($000) $965 Avg Close — Range —