History for AMZN

Year	Qtr	# Shares	Change
2013	Q4	12,000,000	-2,500,000
2013	Q3	14,500,000	-2,900,000
2013	Q2	17,400,000	+2,400,000
2013	Q1	15,000,000
2011	Q3	0	Liquidated
2011	Q2	8,668,000	+668,000
2011	Q1	8,000,000