AMERISOURCEBERGEN CORP

Ticker: COR CUSIP: 03073E105 Class: COM

Rock Springs Capital Management LP's Holding History (CIK: 0001595725)

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

Q2 2018

Shares 220,000 Value ($000) $18,759 Avg Close $67.90 Range $62.92 - $73.49

Q1 2018

Shares 295,000 Value ($000) $25,432 Avg Close $73.93 Range $63.92 - $81.64

Q4 2014

Shares 80,000 Value ($000) $7,213 Avg Close $62.81 Range $54.34 - $68.10

Q4 2013

Shares 22,500 Value ($000) $1,582 Avg Close $48.54 Range $43.84 - $51.67

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	220,000	$18,759	$67.90	$62.92 - $73.49
Q1 2018	295,000	$25,432	$73.93	$63.92 - $81.64
Q4 2014	80,000	$7,213	$62.81	$54.34 - $68.10
Q4 2013	22,500	$1,582	$48.54	$43.84 - $51.67