U S SILICA HLDGS INC

CUSIP: 90346E103 Class: Common Stock

GAM Holding AG's Holding History (CIK: 0001438848)

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

Q3 2017
Shares 31,000 Value ($000) $963 Avg Close — Range —
Q2 2017
Shares 31,000 Value ($000) $1,100 Avg Close — Range —
Q1 2017
Shares 31,913 Value ($000) $1,532 Avg Close — Range —
Q4 2016
Shares 33,948 Value ($000) $1,924 Avg Close — Range —
Q3 2016
Shares 52,709 Value ($000) $2,454 Avg Close — Range —
Q2 2016
Shares 175,406 Value ($000) $6,046 Avg Close — Range —
Q1 2016
Shares 110,220 Value ($000) $2,504 Avg Close — Range —
Q4 2015
Shares 43,500 Value ($000) $815 Avg Close — Range —
Q3 2015
Shares 33,500 Value ($000) $472 Avg Close — Range —
Q2 2015
Shares 45,278 Value ($000) $1,329 Avg Close — Range —
Q1 2015
Shares 13,500 Value ($000) $481 Avg Close — Range —
Q4 2014
Shares 36,500 Value ($000) $938 Avg Close — Range —
Q3 2014
Shares 41,183 Value ($000) $2,574 Avg Close — Range —
Q3 2013
Shares 10,000 Value ($000) $249 Avg Close — Range —