American Superconductor Corporation (AMSC) Insider Trading Activity

NASDAQ$30.84
Market Cap
$1.47B
Sector
Industrials
Industry
Industrial—Machinery
Rank in Sector
236 of 525
Rank in Industry
26 of 65

AMSC Insider Trading Activity

AMSC Median Price and Trade Amounts History Chart

Statistics of Insider Transactions

Amount of Insider Buys and Sells

Buys
$0
0
0
Sells
$15,382,510
12
100

Related Transactions

OLIVER DAVID R JRdirector
0
$0
1
$6,820
$-6,820
House Arthur Hdirector
0
$0
1
$494,082
$-494,082
Kosiba John W JRSVP, CFO & Treasurer
0
$0
5
$5.22M
$-5.22M
McGahn Daniel PChairman, President and CEO
0
$0
5
$9.66M
$-9.66M

About American Superconductor Corporation

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, and distribute power under the Gridtec Solutions brand; and engineering planning services. It provides transmission planning services, which identify power grid congestion, poor power quality, and other risks; grid interconnection solutions for wind farms and solar power plants, power quality systems, and transmission and distribution cable systems; resilient electric grid systems, resilient electric grid systems; D-VAR systems used for controlling power flow and voltage in the AC transmission system; actiVAR system, a fast-switching medium-voltage reactive compensation solution; armorVAR system installed for reactive compensation, power factor correction, loss reduction, utility bill savings, and mitigation of common power quality concerns related to power converter-based generation and load devices; and D-VAR volt var optimization (VVO) that serves the distribution power grid market. This segment also offers ship protection systems, which reduce a naval ship's magnetic signature; and in board power delivery systems, power generation systems, and propulsion systems; and transformers and rectifiers systems. The Wind segment designs wind turbine systems and licenses these designs to third parties under the Windtec Solutions brand. It supplies power electronics and software-based control systems, engineered designs, and support services; and provides customer support services to wind turbine manufacturers. This segment's design portfolio comprises a range of drivetrains and power ratings of 2 megawatts and higher. The company was incorporated in 1987 and is headquartered in Ayer, Massachusetts.

Insider Activity of American Superconductor Corporation

Over the last 12 months, insiders at American Superconductor Corporation have bought $0 and sold $15.38M worth of American Superconductor Corporation stock.

On average, over the past 5 years, insiders at American Superconductor Corporation have bought $225,922 and sold $4.37M worth of stock each year.

There was no buying activity among insiders over the last 12 months.

The last purchase of 15,000 shares for transaction amount of $52,472 was made by Kosiba John W JR (SVP, CFO & Treasurer) on 2022‑12‑16.

List of Insider Buy and Sell Transactions, American Superconductor Corporation

2026-02-24SaleOLIVER DAVID R JRdirector
200
0.0004%
$34.10
$6,820
-3.35%
2025-08-08SaleHouse Arthur Hdirector
9,703
0.0215%
$50.92
$494,082
-32.81%
2025-08-04SaleMcGahn Daniel PChairman, President and CEO
100,848
0.2264%
$54.49
$5.5M
-37.54%
2025-08-04SaleKosiba John W JRSVP, CFO & Treasurer
59,843
0.1349%
$54.70
$3.27M
-37.54%
2025-06-11SaleMcGahn Daniel PChairman, President and CEO
12,815
0.0312%
$28.58
$366,242
+23.66%
2025-06-11SaleKosiba John W JRSVP, CFO & Treasurer
6,642
0.0162%
$28.57
$189,778
+23.66%
2025-06-06SaleMcGahn Daniel PChairman, President and CEO
7,689
0.0197%
$31.82
$244,670
+16.49%
2025-06-06SaleKosiba John W JRSVP, CFO & Treasurer
4,744
0.0121%
$31.83
$151,012
+16.49%
2025-05-27SaleMcGahn Daniel PChairman, President and CEO
122,655
0.2993%
$26.39
$3.24M
+30.20%
2025-05-27SaleKosiba John W JRSVP, CFO & Treasurer
50,000
0.122%
$26.40
$1.32M
+30.20%
2025-05-20SaleMcGahn Daniel PChairman, President and CEO
12,815
0.0322%
$24.49
$313,878
+41.73%
2025-05-20SaleKosiba John W JRSVP, CFO & Treasurer
11,860
0.0298%
$24.50
$290,530
+41.73%
2024-11-04SaleKosiba John W JRSVP, CFO & Treasurer
50,000
0.1331%
$28.28
$1.41M
+14.63%
2024-06-11SaleMcGahn Daniel PChairman, President and CEO
37,165
0.0992%
$21.69
$806,046
+9.68%
2024-06-11SaleKosiba John W JRSVP, CFO & Treasurer
32,000
0.0854%
$21.68
$693,750
+9.68%
2024-05-21SaleMcGahn Daniel PChairman, President and CEO
20,559
0.0553%
$14.82
$304,741
+54.79%
2024-05-21SaleKosiba John W JRSVP, CFO & Treasurer
29,000
0.078%
$14.82
$429,814
+54.79%
2023-06-22SaleMcGahn Daniel PChairman, President and CEO
36,902
0.1319%
$5.95
$219,596
+70.90%
2023-06-22SaleKosiba John W JRSVP, CFO & Treasurer
29,878
0.1068%
$5.95
$177,816
+70.90%
2023-06-21SaleMcGahn Daniel PChairman, President and CEO
73,802
0.2669%
$6.14
$453,351
+67.46%
Total: 257
*Gray background shows transactions not older than one year

Insider Historical Profitability

<0.0001%
McGahn Daniel PChairman, President and CEO
1183134
2.4849%
$36.49M220
+41.18%
OLIVER DAVID R JRdirector
60707
0.1275%
$1.87M22
+42.23%
House Arthur Hdirector
48663
0.1022%
$1.5M01
Kosiba John W JRSVP, CFO & Treasurer
0
0%
$0522
+51.5%
DOUGLAS KEVIN10 percent owner
834533
1.7528%
$25.74M480
<0.0001%
YUREK GREGORY JChairman and CEO
194512
0.4085%
$6M055
HENRY DAVID AEVP, CFO & Treasurer
62806
0.1319%
$1.94M020
PARATORE DAVIDPresident and COO
62576
0.1314%
$1.93M02
BUDHRAJA VIKRAM Sdirector
51694
0.1086%
$1.59M21
<0.0001%
Poor Timothy D.SVP, Global Sales & Bus. Dev.
47515
0.0998%
$1.47M01
Maguire James FEVP, Operations
45266
0.0951%
$1.4M04
SANTAMARIA ANGELO RSVP Global Manufacturing
39500
0.083%
$1.22M012
DiCecco Susan JSVP, Corporate Administration
36657
0.077%
$1.13M03
WOOD JOHN W JRdirector
25631
0.0538%
$790,460.0420
+25.17%
Klein Margaret D.director
16376
0.0344%
$505,035.8410
<0.0001%
SANDE JOHN VANDERdirector
12539
0.0263%
$386,702.7606
BACIOCCO ALBERT J JRdirector
0
0%
$006
DROUIN RICHARDdirector
0
0%
$001
GIBSON ROSS SVP & Chief Admin Officer
0
0%
$001
MALOZEMOFF ALEXIS PEVP & Chief Technical Officer
0
0%
$0025
ROSA THOMAS MVP, CFO & Treasurer
0
0%
$001
STANKIEWICZ CHARLES WEVP & GM, AMSC Power Systems
0
0%
$0012
*Gray background shows insiders who have made transactions during last year

AMSC Institutional Investors: Active Positions

Increased Positions150+50.34%7M+20.69%
Decreased Positions135-45.3%6M-19.18%
New Positions42New1MNew
Sold Out Positions69Sold Out3MSold Out
Total Postitions313+5.03%33M+1.51%

AMSC Ownership Change vs Market

Institutional Investor Ownership

Top Shareholders
Top Buyers
Top Sellers
New Shareholders
Sold-Out Shareholders
Active Shareholders
Blackrock, Inc.$114,613.008.07%3.63M+209,257+6.12%2025-09-30
Vanguard Group Inc$93,155.006.56%2.95M+502,754+20.55%2025-09-30
Baillie Gifford & Co$45,075.003.17%1.43M-25,347-1.75%2025-09-30
Driehaus Capital Management Llc$38,494.002.71%1.22M+379,097+45.14%2025-09-30
Goldman Sachs Group Inc$37,078.002.61%1.17M+145,060+14.1%2025-09-30
State Street Corp$35,871.002.52%1.14M+115,713+11.34%2025-09-30
Geode Capital Management, Llc$33,786.002.38%1.07M+129,744+13.8%2025-09-30
Nuveen, Llc$26,090.001.84%826,152-171,750-17.21%2025-09-30
Fuller & Thaler Asset Management, Inc.$25,578.001.8%809,945+809,945New2025-09-30
Atreides Management, Lp$24,364.001.71%771,495-332,963-30.15%2025-09-30

Financial Ratios

Summary
Comparison with Competitors

Price to Earnings

Price/Earnings to Growth

Price to Sales

Price to Book

Price/Free Cash Flow

Analyst Recommendations

Analyst Price Targets

Prismo does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.
Information is provided 'as-is' and solely for informational purposes and is not advice. Prismo does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.