SMART SAND INC

Ticker: SND CUSIP: 83191H107 Class: Stock

CASTLEARK MANAGEMENT LLC's Holding History (CIK: 0001106832)

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

Q3 2017

Shares 409,034 Value ($000) $2,773 Avg Close $6.43 Range $4.81 - $9.20

Q2 2017

Shares 167,450 Value ($000) $1,492 Avg Close $11.33 Range $7.51 - $16.67

Q1 2017

Shares 313,679 Value ($000) $5,097 Avg Close $17.10 Range $12.51 - $21.99

Q4 2016

Shares 116,200 Value ($000) $1,923 Avg Close $13.29 Range $10.30 - $17.00

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	409,034	$2,773	$6.43	$4.81 - $9.20
Q2 2017	167,450	$1,492	$11.33	$7.51 - $16.67
Q1 2017	313,679	$5,097	$17.10	$12.51 - $21.99
Q4 2016	116,200	$1,923	$13.29	$10.30 - $17.00