SEI Investments’s American Superconductor AMSC Stock Holding History

SEI Investments's AMSC Position: Q2 2026 in Review

SEI Investments reduced its American Superconductor (AMSC) stake by 62% in Q2 2026, selling an estimated $6.29M and leaving 85,215 shares worth $3.54M. The position accounts for ﹤0.01% of the portfolio, ranked #1665.

SEI Investments first reported a position in AMSC in Q1 2017 and has held it in 13 quarters since. The position peaked at $7.6M in Q1 2026. 279 funds tracked by Wall St. Rank hold AMSC as of Q2 2026.

• SEI Investments held 85,215 shares of American Superconductor worth $3.54M as of Q2 2026.
• SEI Investments sold 139,221 American Superconductor shares in Q2 2026, an estimated $6.29M.
• American Superconductor made up ﹤0.01% of SEI Investments's portfolio in Q2 2026, its #1665 holding.
• SEI Investments first reported a position in American Superconductor in Q1 2017 and has held it in 13 quarters since.
• SEI Investments's American Superconductor position peaked at $7.6M in Q1 2026.
• 279 funds tracked by Wall St. Rank held American Superconductor as of Q2 2026.

Based on SEI Investments's 13F filing for Q2 2026, filed 14 Aug 2026.