William Blair Investment Management, LLC Abiomed Inc Transaction History

William Blair Investment Management, LLC

$39 Billion
Q3 2024

21 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2022 Nov 09, 2022	BUY	$242.49 - $301.46 $607,194 - $754,855	2,504 Added 0.26%	980,662 $241 Million
Q2 2022 Aug 10, 2022	BUY	$224.73 - $338.64 $14.5 Million - $21.8 Million	64,350 Added 7.04%	978,158 $242 Million
Q1 2022 May 11, 2022	SELL	$277.25 - $366.29 $30.5 Million - $40.3 Million	-110,140 Reduced 10.76%	913,808 $303 Million
Q4 2021 Feb 14, 2022	BUY	$300.63 - $371.35 $18.5 Million - $22.9 Million	61,601 Added 6.4%	1,023,948 $368 Million
Q3 2021 Nov 10, 2021	BUY	$310.19 - $376.2 $9.24 Million - $11.2 Million	29,774 Added 3.19%	962,347 $313 Million
Q2 2021 Aug 12, 2021	SELL	$262.71 - $351.17 $1.2 Million - $1.61 Million	-4,583 Reduced 0.49%	932,573 $291 Million
Q1 2021 May 13, 2021	BUY	$285.92 - $355.13 $106 Million - $132 Million	370,442 Added 65.37%	937,156 $299 Million
Q4 2020 Feb 09, 2021	SELL	$251.88 - $324.2 $376,812 - $485,003	-1,496 Reduced 0.26%	566,714 $184 Million
Q3 2020 Nov 06, 2020	SELL	$255.22 - $317.0 $2.02 Million - $2.51 Million	-7,932 Reduced 1.38%	568,210 $157 Million
Q2 2020 Aug 12, 2020	BUY	$141.4 - $257.09 $29 Million - $52.8 Million	205,340 Added 55.38%	576,142 $139 Million
Q1 2020 May 08, 2020	SELL	$130.51 - $196.01 $35.8 Million - $53.7 Million	-274,035 Reduced 42.5%	370,802 $53.8 Million
Q4 2019 Feb 12, 2020	SELL	$159.31 - $223.54 $16.6 Million - $23.2 Million	-103,970 Reduced 13.88%	644,837 $110 Million
Q3 2019 Nov 12, 2019	SELL	$175.89 - $279.23 $11.7 Million - $18.6 Million	-66,717 Reduced 8.18%	748,807 $133 Million
Q2 2019 Aug 09, 2019	BUY	$250.96 - $284.94 $158 Million - $179 Million	629,455 Added 338.29%	815,524 $212 Million
Q1 2019 May 10, 2019	BUY	$276.39 - $362.25 $16.1 Million - $21.1 Million	58,242 Added 45.56%	186,069 $53.1 Million
Q4 2018 Feb 13, 2019	SELL	$281.08 - $444.25 $39.2 Million - $62 Million	-139,450 Reduced 52.17%	127,827 $41.5 Million
Q3 2018 Nov 13, 2018	SELL	$354.53 - $449.75 $5.71 Million - $7.24 Million	-16,097 Reduced 5.68%	267,277 $120 Million
Q2 2018 Aug 14, 2018	SELL	$278.07 - $446.21 $118 Million - $190 Million	-425,957 Reduced 60.05%	283,374 $116 Million
Q1 2018 May 14, 2018	SELL	$192.49 - $295.85 $48.8 Million - $75 Million	-253,536 Reduced 26.33%	709,331 $206 Million
Q4 2017 Feb 14, 2018	BUY	$168.78 - $199.74 $3.04 Million - $3.6 Million	18,006 Added 1.91%	962,867 $180 Million
Q3 2017 Nov 13, 2017	BUY	$145.39 - $168.6 $137 Million - $159 Million	944,861	944,861 $159 Million

Others Institutions Holding ABMD

# of Institutions

Shares Held

137K

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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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