KERYX BIOPHARMACEUTICALS INC

CUSIP: 492515101 Class: COMMON STOCK

GREAT WEST LIFE ASSURANCE CO /CAN/'s Holding History (CIK: 0001046192)

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

Q3 2018
Shares 10,000 Value ($000) $34 Avg Close — Range —
Q2 2018
Shares 10,000 Value ($000) $38 Avg Close — Range —
Q1 2018
Shares 10,000 Value ($000) $41 Avg Close — Range —
Q4 2017
Shares 10,000 Value ($000) $46 Avg Close — Range —
Q3 2017
Shares 10,000 Value ($000) $71 Avg Close — Range —
Q2 2017
Shares 10,000 Value ($000) $72 Avg Close — Range —
Q1 2017
Shares 10,000 Value ($000) $61 Avg Close — Range —
Q4 2016
Shares 10,000 Value ($000) $59 Avg Close — Range —
Q3 2016
Shares 10,000 Value ($000) $53 Avg Close — Range —
Q2 2016
Shares 10,000 Value ($000) $66 Avg Close — Range —
Q1 2016
Shares 10,000 Value ($000) $46 Avg Close — Range —
Q4 2015
Shares 10,000 Value ($000) $51 Avg Close — Range —
Q3 2015
Shares 10,000 Value ($000) $35 Avg Close — Range —
Q2 2015
Shares 10,000 Value ($000) $100 Avg Close — Range —
Q1 2015
Shares 10,000 Value ($000) $127 Avg Close — Range —
Q4 2014
Shares 10,000 Value ($000) $141 Avg Close — Range —
Q3 2014
Shares 10,000 Value ($000) $138 Avg Close — Range —
Q2 2014
Shares 10,000 Value ($000) $153 Avg Close — Range —