DYAX CORP

CUSIP: 26746E103 Class: CMN

D. E. Shaw & Co., Inc.'s Holding History (CIK: 0001009207)

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

Q4 2015
Shares 4,707,880 Value ($000) $177,110 Avg Close — Range —
Q3 2015
Shares 3,433,798 Value ($000) $65,551 Avg Close — Range —
Q2 2015
Shares 3,408,353 Value ($000) $90,321 Avg Close — Range —
Q1 2015
Shares 3,301,301 Value ($000) $55,313 Avg Close — Range —
Q4 2014
Shares 3,391,942 Value ($000) $47,691 Avg Close — Range —
Q3 2014
Shares 3,063,628 Value ($000) $31,004 Avg Close — Range —
Q2 2014
Shares 3,114,939 Value ($000) $29,903 Avg Close — Range —
Q1 2014
Shares 3,048,121 Value ($000) $27,372 Avg Close — Range —
Q4 2013
Shares 2,098,222 Value ($000) $15,800 Avg Close — Range —
Q3 2013
Shares 872,725 Value ($000) $5,987 Avg Close — Range —
Q2 2013
Shares 764,770 Value ($000) $2,646 Avg Close — Range —