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Cornerstone Investment Partners’s American Superconductor AMSC Stock Holding History

Cornerstone Investment Partners’s Portfolio AMSC Stock Details AMSC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$314K Sell
7,560
-442
-6% -$20K 0.01% 164
2026
Q1 		$271K Buy
+8,002
New +$253K 0.01% 187
2025
Q4 		– Sell
-6,102
Closed -$362K – 222
2025
Q3 		$362K Sell
6,102
-565
-8% -$28.2K 0.02% 87
2025
Q2 		$245K Buy
+6,667
New +$164K 0.01% 130

Other funds holding AMSC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $33B AUM 40.62% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
OAM
Oberweis Asset Management Lisle, Illinois $4.84B AUM 160.95% 1-Year Est. Return

Cornerstone Investment Partners's AMSC Position: Q2 2026 in Review

Cornerstone Investment Partners reduced its American Superconductor (AMSC) stake by 5.5% in Q2 2026, selling an estimated $20K and leaving 7,560 shares worth $314K. The position accounts for 0.01% of the portfolio, ranked #164.

Cornerstone Investment Partners first reported a position in AMSC in Q2 2025 and has held it in 4 quarters since. The position peaked at $362K in Q3 2025. 279 funds tracked by Wall St. Rank hold AMSC as of Q2 2026.

  • Cornerstone Investment Partners held 7,560 shares of American Superconductor worth $314K as of Q2 2026.
  • Cornerstone Investment Partners sold 442 American Superconductor shares in Q2 2026, an estimated $20K.
  • American Superconductor made up 0.01% of Cornerstone Investment Partners's portfolio in Q2 2026, its #164 holding.
  • Cornerstone Investment Partners first reported a position in American Superconductor in Q2 2025 and has held it in 4 quarters since.
  • Cornerstone Investment Partners's American Superconductor position peaked at $362K in Q3 2025.
  • 279 funds tracked by Wall St. Rank held American Superconductor as of Q2 2026.

Based on Cornerstone Investment Partners's 13F filing for Q2 2026, filed 7 Aug 2026.