U S SILICA HLDGS INC

CUSIP: 90346E103 Class: Common Stock

ARDSLEY ADVISORY PARTNERS LP's Holding History (CIK: 0000900529)

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

Q3 2017
Shares 10,000 Value ($000) $311 Avg Close — Range —
Q1 2017
Shares 180,000 Value ($000) $8,638 Avg Close — Range —
Q4 2016
Shares 170,000 Value ($000) $9,636 Avg Close — Range —
Q3 2016
Shares 270,000 Value ($000) $12,571 Avg Close — Range —
Q2 2016
Shares 125,000 Value ($000) $4,309 Avg Close — Range —
Q4 2014
Shares 135,000 Value ($000) $3,468 Avg Close — Range —
Q4 2013
Shares 185,000 Value ($000) $6,310 Avg Close — Range —