Vanguard Group Inc American Superconductor Corp Transaction History

Vanguard Group Inc

  • $6.57 Trillion
  • Q4 2025

A detailed history of Vanguard Group Inc transactions in American Superconductor Corp stock. As of the latest transaction made, Vanguard Group Inc holds 3,526,632 shares of AMSC stock, worth $120 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares
3,526,632
Previous 2,949,801 19.55%
Holding current value
$120 Million
Previous $174 Million 30.74%
% of portfolio
0.0%
Previous 0.0%

Shares

19 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q4 2025

Jan 29, 2026
BUY
$33.63 - $66.68 $19.4 Million - $38.5 Million
576,831 Added 19.55%
3,526,632 $120 Million
Q3 2025

Nov 07, 2025
BUY
$35.98 - $64.63 $18.1 Million - $32.5 Million
502,754 Added 20.55%
2,949,801 $174 Million
Q2 2025

Aug 11, 2025
BUY
$15.8 - $37.12 $2.52 Million - $5.92 Million
159,462 Added 6.97%
2,447,047 $89.8 Million
Q1 2025

May 09, 2025
BUY
$17.54 - $34.82 $1.13 Million - $2.25 Million
64,650 Added 2.91%
2,287,585 $41.5 Million
Q4 2024

Feb 11, 2025
SELL
$21.33 - $36.81 $4.34 Million - $7.49 Million
-203,343 Reduced 8.38%
2,222,935 $54.8 Million
Q3 2024

Nov 13, 2024
BUY
$18.42 - $32.42 $6.25 Million - $11 Million
339,558 Added 16.27%
2,426,278 $57.2 Million
Q2 2024

Aug 13, 2024
BUY
$11.66 - $26.34 $4.52 Million - $10.2 Million
387,786 Added 22.83%
2,086,720 $48.8 Million
Q1 2024

May 10, 2024
BUY
$9.67 - $14.96 $3.84 Million - $5.94 Million
396,814 Added 30.47%
1,698,934 $23 Million
Q4 2023

Feb 14, 2024
BUY
$5.83 - $11.66 $86,604 - $173,209
14,855 Added 1.15%
1,302,120 $14.5 Million
Q3 2023

Nov 14, 2023
BUY
$6.06 - $16.13 $263,240 - $700,671
43,439 Added 3.49%
1,287,265 $9.72 Million
Q2 2023

Aug 14, 2023
BUY
$3.7 - $7.22 $1,036 - $2,021
280 Added 0.02%
1,243,826 $7.79 Million
Q1 2023

May 15, 2023
BUY
$3.58 - $6.57 $534,787 - $981,439
149,382 Added 13.65%
1,243,546 $6.11 Million
Q4 2022

Feb 10, 2023
BUY
$3.29 - $4.86 $10,755 - $15,887
3,269 Added 0.3%
1,094,164 $4.03 Million
Q3 2022

Nov 14, 2022
SELL
$4.38 - $6.23 $132,166 - $187,990
-30,175 Reduced 2.69%
1,090,895 $4.78 Million
Q2 2022

Aug 12, 2022
SELL
$4.52 - $8.24 $489,882 - $893,059
-108,381 Reduced 8.82%
1,121,070 $5.81 Million
Q1 2022

May 13, 2022
BUY
$7.37 - $11.02 $135,792 - $203,043
18,425 Added 1.52%
1,229,451 $9.36 Million
Q4 2021

Feb 14, 2022
BUY
$10.75 - $19.29 $112,778 - $202,371
10,491 Added 0.87%
1,211,026 $13.2 Million
Q3 2021

Nov 12, 2021
BUY
$11.44 - $17.79 $94,505 - $146,963
8,261 Added 0.69%
1,200,535 $17.5 Million
Q2 2021

Aug 13, 2021
BUY
$12.76 - $19.29 $15.2 Million - $23 Million
1,192,274 New
1,192,274 $20.7 Million

Others Institutions Holding AMSC

# of Institutions
294
Shares Held
33.4M
Call Options Held
1.31M
Put Options Held
647K
View Full List

About AMERICAN SUPERCONDUCTOR CORP

AMSC Quotes by TradingView
  • Ticker AMSC
  • Exchange NASDAQ
  • Sector Industrials
  • Industry Specialty Industrial Machinery
  • Shares Outstandng 28,566,200
  • Market Cap $974M
  • 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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