CLIFFS NAT RES INC

CUSIP: 18683K101 Class: COMMON STOCK

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

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

Q4 2016
Shares 650,028 Value ($000) $5,467 Avg Close — Range —
Q3 2016
Shares 311,713 Value ($000) $1,824 Avg Close — Range —
Q1 2016
Shares 421,412 Value ($000) $1,264 Avg Close — Range —
Q2 2015
Shares 69,480 Value ($000) $301 Avg Close — Range —