A detailed history of Essex Investment Management CO LLC transactions in American Superconductor Corp stock. As of the latest transaction made, Essex Investment Management CO LLC holds 464,506 shares of AMSC stock, worth $11.7 Million. This represents 2.04% of its overall portfolio holdings.

Number of Shares
464,506
Previous 577,626 19.58%
Holding current value
$11.7 Million
Previous $13.5 Million 18.93%
% of portfolio
2.04%
Previous 2.68%

Shares

13 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2024

Oct 10, 2024

SELL
$18.42 - $32.42 $2.08 Million - $3.67 Million
-113,120 Reduced 19.58%
464,506 $11 Million
Q2 2024

Aug 12, 2024

SELL
$11.66 - $26.34 $73,434 - $165,889
-6,298 Reduced 1.08%
577,626 $13.5 Million
Q1 2024

May 03, 2024

SELL
$9.67 - $14.96 $387,708 - $599,806
-40,094 Reduced 6.43%
583,924 $7.89 Million
Q4 2023

Feb 07, 2024

SELL
$5.83 - $11.66 $447,831 - $895,662
-76,815 Reduced 10.96%
624,018 $6.95 Million
Q3 2023

Nov 09, 2023

BUY
$6.06 - $16.13 $4.25 Million - $11.3 Million
700,833 New
700,833 $5.29 Million
Q1 2021

May 12, 2021

SELL
$17.16 - $30.06 $2.78 Million - $4.87 Million
-161,994 Closed
0 $0
Q4 2020

Feb 12, 2021

SELL
$13.09 - $25.76 $250,189 - $492,350
-19,113 Reduced 10.55%
161,994 $3.79 Million
Q3 2020

Nov 12, 2020

BUY
$7.7 - $16.03 $44,090 - $91,787
5,726 Added 3.26%
181,107 $2.62 Million
Q2 2020

Aug 04, 2020

SELL
$5.16 - $8.23 $335,131 - $534,522
-64,948 Reduced 27.02%
175,381 $1.43 Million
Q1 2020

May 04, 2020

BUY
$4.64 - $8.31 $75,492 - $135,203
16,270 Added 7.26%
240,329 $1.32 Million
Q4 2019

Feb 10, 2020

BUY
$7.48 - $9.47 $1.68 Million - $2.12 Million
224,059 New
224,059 $1.76 Million
Q4 2017

Feb 05, 2018

SELL
$3.15 - $4.71 $54,076 - $80,856
-17,167 Closed
0 $0
Q3 2017

Oct 30, 2017

BUY
$2.97 - $4.88 $50,985 - $83,774
17,167
17,167 $78,000

Others Institutions Holding AMSC

About AMERICAN SUPERCONDUCTOR CORP


  • Ticker AMSC
  • Exchange NASDAQ
  • Sector Industrials
  • Industry Specialty Industrial Machinery
  • Shares Outstandng 28,566,200
  • Market Cap $718M
  • Description
  • American Superconductor Corporation, together with its subsidiaries, provides megawatt-scale power resiliency solutions worldwide. The company operates in two segments, Grid and Wind. The Grid segment offers products and services that enable electric utilities, industrial facilities, and renewable energy project developers to connect, transmit, ...
More about AMSC
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