Who
David R. Oliver Jr.
Director
Company insider
Files Form 4 as: Director, American Superconductor.
In numbers
- Trades disclosed
- 25
- Buys
- 2
- Sells
- 2
- Bought
- $26K
- Sold
- $31K
- Companies
- 1
- Companies where not an officer
- 1
- First trade
- 5 Feb 2007
- Last trade
- 3 Apr 2026
- Last filed
- 7 Apr 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 3 Apr 2026filed 7 Apr 2026 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Code A | —3,116 at $0.00 | filing |
| 3 Apr 2026filed 7 Apr 2026 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Code A | —3,116 at $0.00 | filing |
| 24 Feb 2026filed 26 Feb 2026 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Sold | $6,820200 at $34.10 | filing |
| 24 Feb 2026filed 26 Feb 2026 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Sold | $6,820200 at $34.10 | filing |
| 3 Apr 2025filed 4 Apr 2025 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Code A | —2,639 at $0.00 | filing |
| 3 Apr 2024filed 4 Apr 2024 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Code A | —3,840 at $0.00 | filing |
| 5 Apr 2023filed 7 Apr 2023 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Code A | —11,627 at $0.00 | filing |
| 5 Apr 2022filed 6 Apr 2022 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Code A | —6,067 at $0.00 | filing |
| 5 Apr 2021filed 7 Apr 2021 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Code A | —2,073 at $0.00 | filing |
| 3 Apr 2020filed 7 Apr 2020 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Code A | —7,092 at $0.00 | filing |
| 18 Jun 2019filed 13 Nov 2025 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Bought | $1,666200 at $8.33 | filing |
| 3 Apr 2019filed 4 Apr 2019 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Code A | —3,152 at $0.00 | filing |
| 4 Apr 2018filed 6 Apr 2018 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Code A | —6,896 at $0.00 | filing |
| 5 Apr 2017filed 7 Apr 2017 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Code A | —6,042 at $0.00 | filing |
| 15 Dec 2016filed 19 Dec 2016 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Sold | $17K2,200 at $7.95 | filing |
| 5 Apr 2016filed 5 Apr 2016 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Code A | —5,000 at $0.00 | filing |
| 6 Apr 2015filed 8 Apr 2015 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Code A | —5,839 at $0.00 | filing |
| 1 Apr 2014filed 3 Apr 2014 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Code A | —2,000 at $0.00 | filing |
| 6 Aug 2013filed 8 Aug 2013 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Code A | —3,000 at $0.00 | filing |
| 1 Aug 2012filed 3 Aug 2012 | AMSC American SuperconductorElectrical Equipment & Grid | SEC FORM 4 Code A | —3,000 at $0.00 | filing |
News
American Superconductor (AMSC) Drops 8.4% After Hours, Erasing $100 MillionAMSC · 247wallst.com · 14 Oct 2026American Superconductor Corporation (NASDAQ: AMSC) Revenue Rises as Margin FallsAMSC · tickerreport.com · 12 Oct 2026FinancialContent - Generac, American Superconductor, Bloom Energy, Redwire, and Matrix Service Shares Skyrocket, What You Need To KnowAMSC · financialcontent.com · 6 Oct 2026
0 headlines in the last 90 days name David R. Oliver Jr.; 3 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.