Oberweis Asset Management’s Abiomed Inc ABMD Stock Holding History

Oberweis Asset Management’s Portfolio ABMD Stock Details ABMD Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2017 Q2	–	Sell	-33,480	Closed	-$4.19M	–	160
2017 Q1	$4.19M	Sell	33,480 -3,570	-10%	-$414K	1.24%	27
2016 Q4	$4.17M	Sell	37,050 -9,630	-21%	-$1.12M	1.25%	26
2016 Q3	$6M	Sell	46,680 -6,950	-13%	-$832K	1.73%	18
2016 Q2	$5.86M	Sell	53,630 -6,790	-11%	-$676K	1.74%	17
2016 Q1	$5.73M	Buy	60,420 +14,310	+31%	+$1.21M	1.65%	21
2015 Q4	$4.16M	Sell	46,110 -49,850	-52%	-$4.23M	1.17%	29
2015 Q3	$8.9M	Sell	95,960 -49,580	-34%	-$4.37M	2.59%	6
2015 Q2	$9.57M	Buy	145,540 +43,270	+42%	+$2.87M	2.53%	7
2015 Q1	$7.32M	Buy	+102,270	New	+$5.55M	2.06%	14

Other funds holding ABMD

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Baillie Gifford & Co Edinburgh, United Kingdom $97.9B AUM 20.73% 1-Year Est. Return

PAI

Palo Alto Investors Palo Alto, California $654M AUM 77.8% 1-Year Est. Return

EWM

Essex Woodlands Management The Woodlands, Texas $251M AUM 13.72% 1-Year Est. Return

BCM

Brown Capital Management Baltimore, Maryland $704M AUM 6.25% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return

Oberweis Asset Management's ABMD Position: Q2 2017 in Review

Oberweis Asset Management sold out of Abiomed Inc (ABMD) in Q2 2017, closing a stake of 33,480 shares — an estimated $4.19M sold.

Oberweis Asset Management first reported a position in ABMD in Q1 2015 and held it in 9 quarters. The position peaked at $9.57M in Q2 2015. 303 funds tracked by Wall St. Rank hold ABMD as of Q2 2017.

Oberweis Asset Management reported no remaining Abiomed Inc position as of Q2 2017 after selling out during the quarter.
Oberweis Asset Management sold 33,480 Abiomed Inc shares in Q2 2017, an estimated $4.19M.
Oberweis Asset Management first reported a position in Abiomed Inc in Q1 2015 and held it in 9 quarters.
Oberweis Asset Management's Abiomed Inc position peaked at $9.57M in Q2 2015.
303 funds tracked by Wall St. Rank held Abiomed Inc as of Q2 2017.

Based on Oberweis Asset Management's 13F filing for Q2 2017, filed 14 Aug 2017.