Walleye Trading
AMSC icon

Walleye Trading’s American Superconductor AMSC Stock Holding History

Walleye Trading’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
Q1 		$271K Buy
8,000
+1,500
+23% +$47.3K ﹤0.01% 2936
2025
Q4 		$187K Sell
6,500
-4,800
-42% -$208K ﹤0.01% 3424
2025
Q3 		$671K Sell
11,300
-11,400
-50% -$570K ﹤0.01% 2537
2025
Q2 		$833K Buy
22,700
+21,800
+2,422% +$536K ﹤0.01% 2321
2025
Q1 		$16.3K Sell
900
-700
-44% -$17.5K ﹤0.01% 3816
2024
Q4 		$39.4K Sell
1,600
-7,000
-81% -$193K ﹤0.01% 3842
2024
Q3 		$203K Buy
8,600
+6,700
+353% +$154K ﹤0.01% 3048
2024
Q2 		$44.4K Buy
+1,900
New +$31.4K ﹤0.01% 3630
2024
Q1 		– Sell
-400
Closed -$4.46K – 4708
2023
Q4 		$4.46K Buy
+400
New +$3.38K ﹤0.01% 4730
2022
Q2 		– Sell
-6,900
Closed -$53K – 5078
2022
Q1 		$53K Buy
+6,900
New +$59.1K ﹤0.01% 4490
2021
Q2 		– Sell
-16,400
Closed -$311K – 5105
2021
Q1 		$311K Buy
16,400
+16,300
+16,300% +$403K ﹤0.01% 3180
2020
Q4 		$2K Buy
+100
New +$1.77K ﹤0.01% 4517
2019
Q3 		– Sell
-100
Closed -$1K – 3985
2019
Q2 		$1K Buy
+100
New +$1.06K ﹤0.01% 3948
2016
Q4 		– Sell
-200
Closed -$2K – 4676
2016
Q3 		$2K Sell
200
-1,000
-83% -$7.75K ﹤0.01% 4657
2016
Q2 		$10K Buy
+1,200
New +$11.2K ﹤0.01% 4806
2015
Q3 		– Sell
-600
Closed -$3K – 4924
2015
Q2 		$3K Buy
+600
New +$3.96K ﹤0.01% 4599
2013
Q3 		– Sell
-500
Closed -$13K – 2899
2013
Q2 		$13K Buy
+500
New +$12.6K ﹤0.01% 2618

Other funds holding AMSC

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $97.9B AUM 20.73% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return
OAM
Oberweis Asset Management Lisle, Illinois $3.39B AUM 105.5% 1-Year Est. Return
AIC
AWM Investment Company New York $903M AUM 163.47% 1-Year Est. Return

Walleye Trading's AMSC Position: Q1 2026 in Review

Walleye Trading opened a new position in American Superconductor (AMSC) in Q1 2026: 5,065 shares worth $171K. The stake represents ﹤0.01% of the portfolio and ranks #3211 among its holdings. This is a return to the name: Walleye Trading previously reported a position in AMSC as recently as Q1 2022.

Walleye Trading first reported a position in AMSC in Q4 2013 and has held it in 12 quarters since. The position peaked at $301K in Q3 2020. 244 funds tracked by Wall St. Rank hold AMSC as of Q1 2026.

  • Walleye Trading held 5,065 shares of American Superconductor worth $171K as of Q1 2026.
  • American Superconductor was a new Walleye Trading position in Q1 2026.
  • American Superconductor made up ﹤0.01% of Walleye Trading's portfolio in Q1 2026, its #3211 holding.
  • Walleye Trading first reported a position in American Superconductor in Q4 2013 and has held it in 12 quarters since.
  • Walleye Trading's American Superconductor position peaked at $301K in Q3 2020.
  • 244 funds tracked by Wall St. Rank held American Superconductor as of Q1 2026.

Based on Walleye Trading's 13F filing for Q1 2026, filed 11 May 2026.