CELLULAR DYNAMICS INTL INC

CUSIP: 15117V109 Class: COM

Spark Investment Management LLC's Holding History (CIK: 0001554871)

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

Q1 2015
Shares 61,300 Value ($000) $1,005 Avg Close — Range —
Q4 2014
Shares 59,529 Value ($000) $380 Avg Close — Range —
Q3 2014
Shares 30,600 Value ($000) $214 Avg Close — Range —
Q2 2014
Shares 16,000 Value ($000) $231 Avg Close — Range —
Q3 2013
Shares 19,000 Value ($000) $344 Avg Close — Range —