U S CONCRETE INC

CUSIP: 90333L201 Class: COMMON STOCK

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

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

Q1 2015
Shares 13,700 Value ($000) $464 Avg Close — Range —
Q2 2013
Shares 24,400 Value ($000) $401 Avg Close — Range —