KERYX BIOPHARMACEUTICALS INC

CUSIP: 492515101 Class: COMMON STOCK

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q2 2018
Shares 53,243 Value ($000) $200 Avg Close — Range —
Q4 2017
Shares 13,608 Value ($000) $63 Avg Close — Range —
Q4 2015
Shares 32,066 Value ($000) $162 Avg Close — Range —
Q2 2015
Shares 47,962 Value ($000) $479 Avg Close — Range —