AIRGAS INC

CUSIP: 009363102 Class: COM

FIRST INTERSTATE BANK's Holding History (CIK: 0001125727)

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

Q1 2016
Shares 400 Value ($000) $57 Avg Close — Range —
Q4 2015
Shares 400 Value ($000) $55 Avg Close — Range —
Q3 2015
Shares 400 Value ($000) $36 Avg Close — Range —