DYAX CORP

CUSIP: 26746E103 Class: CMN

HBK INVESTMENTS L P's Holding History (CIK: 0001011443)

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

Q3 2015
Shares 51,200 Value ($000) $977 Avg Close — Range —
Q2 2015
Shares 146,607 Value ($000) $3,885 Avg Close — Range —
Q1 2015
Shares 107,342 Value ($000) $1,799 Avg Close — Range —
Q4 2014
Shares 165,200 Value ($000) $2,323 Avg Close — Range —
Q3 2014
Shares 191,981 Value ($000) $1,943 Avg Close — Range —
Q2 2014
Shares 401,036 Value ($000) $3,850 Avg Close — Range —
Q1 2014
Shares 136,900 Value ($000) $1,229 Avg Close — Range —