Rockefeller Capital Management
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Rockefeller Capital Management’s American Superconductor AMSC Stock Holding History

Rockefeller Capital Management’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 		$64.6K Sell
1,556
-17
-1% -$769 ﹤0.01% 3229
2026
Q1 		$53.2K Buy
1,573
+10
+0.6% +$316 ﹤0.01% 3244
2025
Q4 		$45K Buy
1,563
+492
+46% +$21.3K ﹤0.01% 3125
2025
Q3 		$63.6K Buy
+1,071
New +$53.5K ﹤0.01% 2792
2023
Q1 		– Sell
-1,200
Closed -$4K – 2054
2022
Q4 		$4K Hold
1,200
– – ﹤0.01% 3361
2022
Q3 		$5K Hold
1,200
– – ﹤0.01% 3315
2022
Q2 		$6K Hold
1,200
– – ﹤0.01% 3341
2022
Q1 		$9K Hold
1,200
– – ﹤0.01% 3086
2021
Q4 		$13K Buy
+1,200
New +$17.3K ﹤0.01% 2828

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 $3.38T AUM 44.17% 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

Rockefeller Capital Management's AMSC Position: Q2 2026 in Review

Rockefeller Capital Management reduced its American Superconductor (AMSC) stake by 1.1% in Q2 2026, selling an estimated $769 and leaving 1,556 shares worth $64.6K. The position accounts for ﹤0.01% of the portfolio, ranked #3229.

Rockefeller Capital Management first reported a position in AMSC in Q4 2021 and has held it in 9 quarters since. 278 funds tracked by Wall St. Rank hold AMSC as of Q2 2026.

  • Rockefeller Capital Management held 1,556 shares of American Superconductor worth $64.6K as of Q2 2026.
  • Rockefeller Capital Management sold 17 American Superconductor shares in Q2 2026, an estimated $769.
  • American Superconductor made up ﹤0.01% of Rockefeller Capital Management's portfolio in Q2 2026, its #3229 holding.
  • Rockefeller Capital Management first reported a position in American Superconductor in Q4 2021 and has held it in 9 quarters since.
  • 278 funds tracked by Wall St. Rank held American Superconductor as of Q2 2026.

Based on Rockefeller Capital Management's 13F filing for Q2 2026, filed 13 Aug 2026.