CAMBIUM LEARNING GRP INC

CUSIP: 13201A107 Class: CMN

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q1 2018
Shares 11,500 Value ($000) $129 Avg Close — Range —
Q1 2017
Shares 5,800 Value ($000) $28 Avg Close — Range —
Q4 2016
Shares 2,400 Value ($000) $12 Avg Close — Range —
Q3 2016
Shares 2,600 Value ($000) $14 Avg Close — Range —
Q2 2016
Shares 2,300 Value ($000) $10 Avg Close — Range —
Q1 2016
Shares 2,200 Value ($000) $9 Avg Close — Range —
Q4 2015
Shares 3,700 Value ($000) $18 Avg Close — Range —
Q3 2015
Shares 3,100 Value ($000) $15 Avg Close — Range —
Q2 2015
Shares 2,800 Value ($000) $12 Avg Close — Range —