ALPHATEC HOLDINGS INC

CUSIP: 02081G102 Class: CMN

DIMENSIONAL FUND ADVISORS LP's Holding History (CIK: 0000354204)

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

Q1 2016
Shares 12,653 Value ($000) $3 Avg Close — Range —
Q4 2015
Shares 356,077 Value ($000) $107 Avg Close — Range —
Q3 2015
Shares 1,538,707 Value ($000) $508 Avg Close — Range —
Q2 2015
Shares 1,584,429 Value ($000) $2,187 Avg Close — Range —
Q1 2015
Shares 1,609,082 Value ($000) $2,333 Avg Close — Range —
Q4 2014
Shares 1,710,314 Value ($000) $2,411 Avg Close — Range —
Q3 2014
Shares 1,776,325 Value ($000) $3,020 Avg Close — Range —
Q2 2014
Shares 1,871,778 Value ($000) $3,050 Avg Close — Range —
Q1 2014
Shares 1,929,619 Value ($000) $2,895 Avg Close — Range —
Q4 2013
Shares 1,973,884 Value ($000) $3,968 Avg Close — Range —
Q3 2013
Shares 1,991,174 Value ($000) $3,923 Avg Close — Range —
Q2 2013
Shares 1,975,193 Value ($000) $4,049 Avg Close — Range —