Vontobel Holding’s American Superconductor AMSC Stock Holding History

Vontobel Holding’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
2025 Q4	–	Sell	-5,021	Closed	-$298K	–	1437
2025 Q3	$298K	Buy	+5,021	New	+$251K	﹤0.01%	1107
2023 Q3	–	Sell	-14,000	Closed	-$87.6K	–	1067
2023 Q2	$87.6K	Hold	14,000	–	–	﹤0.01%	1055
2023 Q1	$68.7K	Hold	14,000	–	–	﹤0.01%	1038
2022 Q4	$51.5K	Hold	14,000	–	–	﹤0.01%	1062
2022 Q3	$61K	Hold	14,000	–	–	﹤0.01%	1006
2022 Q2	$73K	Hold	14,000	–	–	﹤0.01%	992
2022 Q1	$107K	Hold	14,000	–	–	﹤0.01%	1033
2021 Q4	$152K	Hold	14,000	–	–	﹤0.01%	1013
2021 Q3	$204K	Sell	14,000 -56,328	-80%	-$781K	﹤0.01%	1033
2021 Q2	$1.28M	Buy	70,328 +11,063	+19%	+$177K	0.01%	540
2021 Q1	$1.12M	Buy	+59,265	New	+$1.47M	0.01%	503

Other funds holding AMSC

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Atreides Management Boston, Massachusetts $5B AUM 78.34% 1-Year Est. Return

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

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Emerald Advisers Leola, Pennsylvania $4.25B AUM 141.71% 1-Year Est. Return

Vontobel Holding's AMSC Position: Q4 2025 in Review

Vontobel Holding sold out of American Superconductor (AMSC) in Q4 2025, closing a stake of 5,021 shares — an estimated $298K sold.

Vontobel Holding first reported a position in AMSC in Q1 2021 and held it in 11 quarters. The position peaked at $1.28M in Q2 2021. 240 funds tracked by Wall St. Rank hold AMSC as of Q4 2025.

Vontobel Holding reported no remaining American Superconductor position as of Q4 2025 after selling out during the quarter.
Vontobel Holding sold 5,021 American Superconductor shares in Q4 2025, an estimated $298K.
Vontobel Holding first reported a position in American Superconductor in Q1 2021 and held it in 11 quarters.
Vontobel Holding's American Superconductor position peaked at $1.28M in Q2 2021.
240 funds tracked by Wall St. Rank held American Superconductor as of Q4 2025.

Based on Vontobel Holding's 13F filing for Q4 2025, filed 13 Feb 2026.