ATRION CORP

CUSIP: 049904105 Class: Common Stock

MASON STREET ADVISORS, LLC's Holding History (CIK: 0001167711)

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

Q4 2014
Shares 12,554 Value ($000) $4,268 Avg Close — Range —
Q3 2014
Shares 9,767 Value ($000) $2,979 Avg Close — Range —
Q2 2014
Shares 8,954 Value ($000) $2,919 Avg Close — Range —
Q1 2014
Shares 8,954 Value ($000) $2,741 Avg Close — Range —
Q4 2013
Shares 8,954 Value ($000) $2,653 Avg Close — Range —
Q3 2013
Shares 8,954 Value ($000) $2,317 Avg Close — Range —