ASTROTECH CORP

CUSIP: 046484101 Class: COMMON STOCK

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

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

Q4 2014
Shares 4,185 Value ($000) $10 Avg Close — Range —
Q3 2014
Shares 4,185 Value ($000) $12 Avg Close — Range —
Q2 2014
Shares 4,185 Value ($000) $13 Avg Close — Range —
Q1 2014
Shares 4,185 Value ($000) $10 Avg Close — Range —
Q4 2013
Shares 4,185 Value ($000) $12 Avg Close — Range —
Q3 2013
Shares 10,367 Value ($000) $8 Avg Close — Range —
Q2 2013
Shares 10,914 Value ($000) $8 Avg Close — Range —