ALPHATEC HOLDINGS INC

CUSIP: 02081G102 Class: CMN

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

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

Q2 2015
Shares 1,598 Value ($000) $2 Avg Close — Range —
Q1 2015
Shares 400 Value ($000) $1 Avg Close — Range —
Q3 2014
Shares 1,036 Value ($000) $2 Avg Close — Range —
Q1 2014
Shares 20,714 Value ($000) $31 Avg Close — Range —
Q3 2013
Shares 100 Value ($000) $0 Avg Close — Range —