CARBO CERAMICS INC

CUSIP: 140781105 Class: COMMON STOCK

Swiss National Bank's Holding History (CIK: 0001582202)

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

Q3 2017
Shares 36,050 Value ($000) $311 Avg Close — Range —
Q2 2017
Shares 36,050 Value ($000) $247 Avg Close — Range —
Q1 2017
Shares 36,050 Value ($000) $470 Avg Close — Range —
Q4 2016
Shares 36,050 Value ($000) $377 Avg Close — Range —
Q3 2016
Shares 36,050 Value ($000) $394 Avg Close — Range —
Q2 2016
Shares 39,650 Value ($000) $519 Avg Close — Range —
Q1 2016
Shares 39,650 Value ($000) $546 Avg Close — Range —
Q4 2015
Shares 32,900 Value ($000) $566 Avg Close — Range —
Q3 2015
Shares 32,900 Value ($000) $625 Avg Close — Range —
Q2 2015
Shares 23,900 Value ($000) $995 Avg Close — Range —
Q1 2015
Shares 23,100 Value ($000) $705 Avg Close — Range —
Q4 2014
Shares 23,100 Value ($000) $925 Avg Close — Range —
Q3 2014
Shares 22,600 Value ($000) $1,339 Avg Close — Range —
Q2 2014
Shares 23,000 Value ($000) $3,545 Avg Close — Range —
Q1 2014
Shares 23,000 Value ($000) $3,174 Avg Close — Range —
Q4 2013
Shares 18,000 Value ($000) $2,098 Avg Close — Range —
Q3 2013
Shares 18,000 Value ($000) $1,784 Avg Close — Range —
Q2 2013
Shares 18,800 Value ($000) $1,268 Avg Close — Range —