SONIC CORP

CUSIP: 835451105 Class: COM

BLAIR WILLIAM & CO/IL's Holding History (CIK: 0000902367)

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

Q3 2018
Shares 5,000 Value ($000) $217 Avg Close — Range —
Q1 2016
Shares 6,844 Value ($000) $240 Avg Close — Range —
Q4 2014
Shares 9,200 Value ($000) $250 Avg Close — Range —