Portolan Capital Management, LLC Abiomed Inc Transaction History

Portolan Capital Management, LLC

$1.26 Billion
Q3 2024

19 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2022 Nov 14, 2022	SELL	$242.49 - $301.46 $3,637 - $4,521	-15 Reduced 0.21%	7,139 $1.75 Million
Q1 2022 May 16, 2022	BUY	$277.25 - $366.29 $19,130 - $25,274	69 Added 0.97%	7,154 $2.37 Million
Q4 2021 Feb 14, 2022	BUY	$300.63 - $371.35 $4,509 - $5,570	15 Added 0.21%	7,085 $2.55 Million
Q3 2021 Nov 15, 2021	SELL	$310.19 - $376.2 $19,541 - $23,700	-63 Reduced 0.88%	7,070 $2.3 Million
Q2 2021 Aug 16, 2021	SELL	$262.71 - $351.17 $21,542 - $28,795	-82 Reduced 1.14%	7,133 $2.23 Million
Q1 2021 May 17, 2021	SELL	$285.92 - $355.13 $6,290 - $7,812	-22 Reduced 0.3%	7,215 $2.3 Million
Q4 2020 Feb 16, 2021	SELL	$251.88 - $324.2 $110,827 - $142,648	-440 Reduced 5.73%	7,237 $2.35 Million
Q3 2020 Nov 16, 2020	SELL	$255.22 - $317.0 $180,695 - $224,436	-708 Reduced 8.44%	7,677 $2.13 Million
Q2 2020 Aug 14, 2020	SELL	$141.4 - $257.09 $533,078 - $969,229	-3,770 Reduced 31.02%	8,385 $2.03 Million
Q1 2020 May 14, 2020	SELL	$130.51 - $196.01 $1.71 Million - $2.57 Million	-13,105 Reduced 51.88%	12,155 $1.76 Million
Q4 2019 Feb 14, 2020	BUY	$159.31 - $223.54 $3.45 Million - $4.84 Million	21,632 Added 596.25%	25,260 $4.31 Million
Q3 2019 Nov 14, 2019	BUY	$175.89 - $279.23 $7,739 - $12,286	44 Added 1.23%	3,628 $645,000
Q2 2019 Aug 14, 2019	BUY	$250.96 - $284.94 $25,848 - $29,348	103 Added 2.96%	3,584 $934,000
Q4 2018 Feb 13, 2019	SELL	$281.08 - $444.25 $55,934 - $88,405	-199 Reduced 5.41%	3,481 $1.13 Million
Q3 2018 Nov 14, 2018	SELL	$354.53 - $449.75 $361,620 - $458,745	-1,020 Reduced 21.7%	3,680 $1.66 Million
Q2 2018 Aug 14, 2018	SELL	$278.07 - $446.21 $694,896 - $1.12 Million	-2,499 Reduced 34.71%	4,700 $1.92 Million
Q1 2018 May 14, 2018	SELL	$192.49 - $295.85 $2.93 Million - $4.51 Million	-15,241 Reduced 67.92%	7,199 $2.1 Million
Q4 2017 Feb 14, 2018	SELL	$168.78 - $199.74 $4.02 Million - $4.76 Million	-23,814 Reduced 51.49%	22,440 $4.21 Million
Q3 2017 Nov 14, 2017	BUY	$145.39 - $168.6 $6.72 Million - $7.8 Million	46,254	46,254 $7.8 Million

Others Institutions Holding ABMD

# of Institutions

Shares Held

137K

Call Options Held

Put Options Held

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About ABIOMED INC

Ticker ABMD
Exchange NASDAQ
Sector Healthcare
Industry Medical Devices
Shares Outstandng 45,460,900
Description
Abiomed, Inc. engages in the research, development, and sale of medical devices to assist or replace the pumping function of the failing heart. It also provides a continuum of care to heart failure patients. The company offers Impella 2.5, a percutaneous micro heart pump with integrated motor and sensors; and Impella CP, a device for use by inte...

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