Companies / American Superconductor Corp /De/ / Activity
Activity — American Superconductor Corp /De/
17 moves.
Top impactInsider · CEO movesInsider · biggest buysInsider · biggest sellsInstitution · biggest movesInstitution · new positions
| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q4 2021 as of | Leonteq Securities AG 13F manager | New | Common stock | $13.6K | +1K | 1,250 <0.01% of shares | low |
| Q1 2026 as of | Walleye Trading LLC 13F manager | New | Common stock | $171.4K | +5K | 5,065 0.01% of shares | low |
| Q1 2026 as of | Acorn Financial Advisory Services Inc /Adv 13F manager | New | Common stock | $203.2K | +6K | 6,004 0.01% of shares | low |
| Q2 2025 as of | Savant Capital, LLC 13F manager | New | Common stock | $212.4K | +6K | 5,788 0.01% of shares | low |
| Q1 2026 as of | Orion Porfolio Solutions, LLC 13F manager | New | Common stock | $214.3K | +6K | 6,331 0.01% of shares | low |
| Q2 2026 as of | Granite Investment Partners, LLC 13F manager | New | Common stock | $225.0K | +5K | 5,420 0.01% of shares | low |
| Q1 2026 as of | Prudential Financial Inc 13F manager | New | Common stock | $246.4K | +7K | 7,280 0.02% of shares | low |
| Q1 2026 as of | Cornerstone Investment Partners, LLC 13F manager | New | Common stock | $270.9K | +8K | 8,002 0.02% of shares | low |
| Q1 2026 as of | Morgan Dempsey Capital Management LLC 13F manager | New | Common stock | $288.0K | +9K | 8,510 0.02% of shares | low |
| Q1 2026 as of | Aviva PLC 13F manager | New | Common stock | $478.4K | +14K | 14,134 0.03% of shares | low |
| Q4 2025 as of | Oxford Asset Management LLP 13F manager | New | Common stock | $609.7K | +21K | 21,186 0.04% of shares | low |
| Q2 2025 as of | Virtus Advisers, LLC 13F manager | New | Common stock | $910.5K | +25K | 24,815 0.05% of shares | low |
| Q2 2026 as of | Quadrature Capital Ltd 13F manager | New | Common stock | $1.56M | +38K | 37,682 0.08% of shares | low |
| Q1 2026 as of | Lazard Asset Management LLC 13F manager | New | Common stock | $1.91M | +56K | 56,452 0.12% of shares | low |
| Q1 2026 as of | Boston Partners 13F manager | New | Common stock | $2.24M | +66K | 66,071 0.14% of shares | low |
| Q1 2026 as of | GMT Capital Corp. 13F manager | New | Common stock | $3.66M | +108K | 108,066 0.22% of shares | low |
| Q1 2026 as of | Portolan Capital Management, LLC 13F manager | New | Common stock | $10.01M | +296K | 295,636 0.61% of shares | medium |