U S SILICA HLDGS INC

CUSIP: 90346E103 Class: Common Stock

Atika Capital Management LLC's Holding History (CIK: 0001599731)

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

Q3 2017
Shares 35,000 Value ($000) $1,087 Avg Close — Range —
Q2 2017
Shares 67,000 Value ($000) $2,377 Avg Close — Range —