KERYX BIOPHARMACEUTICALS INC

CUSIP: 492515101 Class: COMMON STOCK

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q3 2018
Shares 16,675 Value ($000) $57 Avg Close — Range —
Q1 2018
Shares 59,700 Value ($000) $244 Avg Close — Range —