NORFOLK SOUTHERN CORP

Ticker: NSC CUSIP: 655844108 Class: COM

FIRST BUSINESS FINANCIAL SERVICES, INC.'s Holding History (CIK: 0001521951)

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

Q1 2015

Shares 2,880 Value ($000) $296 Avg Close $84.19 Range $78.29 - $88.38

Q4 2014

Shares 2,662 Value ($000) $292 Avg Close $85.81 Range $79.24 - $92.28

Q3 2014

Shares 3,165 Value ($000) $353 Avg Close $82.62 Range $77.74 - $88.50

Q2 2014

Shares 2,872 Value ($000) $296 Avg Close $76.02 Range $70.92 - $81.20

Q1 2014

Shares 2,918 Value ($000) $284 Avg Close $71.41 Range $66.84 - $75.69

Q4 2013

Shares 2,305 Value ($000) $214 Avg Close $65.71 Range $58.01 - $71.47

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2015	2,880	$296	$84.19	$78.29 - $88.38
Q4 2014	2,662	$292	$85.81	$79.24 - $92.28
Q3 2014	3,165	$353	$82.62	$77.74 - $88.50
Q2 2014	2,872	$296	$76.02	$70.92 - $81.20
Q1 2014	2,918	$284	$71.41	$66.84 - $75.69
Q4 2013	2,305	$214	$65.71	$58.01 - $71.47