John W. Kosiba Jr. - 15 May 2025 Form 4 Insider Report for AMERICAN SUPERCONDUCTOR CORP /DE/ (AMSC)

Role: SVP, CFO & Treasurer
Signature: /s/ John W. Kosiba, Jr.
Issuer symbol: AMSC
Transactions as of: 15 May 2025
Net transactions value: $0
Form type: 4
Filing time: 19 May 2025, 16:43:58 UTC
Previous filing: 06 Nov 2024
Next filing: 22 May 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Kosiba John W JR	SVP, CFO & Treasurer	C/O AMERICAN SUPERCONDUCTOR CORPORATION, 114 EAST MAIN ST, AYER	/s/ John W. Kosiba, Jr.	19 May 2025	0001703463

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	AMSC	Common Stock	Award	$0	+120,000	+34%	$0.000000	476,136	15 May 2025	Direct	F1, F2
holding	AMSC	Common Stock						9,719	15 May 2025	By 401(k) plan	F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The restricted stock award was granted on May 15, 2025. The award will vest as follows: (a) 40,000 shares will vest in three equal annual installments beginning June 2, 2026, and (b) 80,000 shares will vest upon the achievement of specified performance objectives.
F2	Following all the transactions reported on this Form 4, the reporting person holds 476,136 shares directly.
F3	Following all the transactions reported on this Form 4, the reporting person holds 9,719 shares indirectly through the company's 401(k) plan as of May 19, 2025.