[8-K] American Superconductor Corp Reports Material Event

Rhea-AI Filing Summary

Kiniksa Pharmaceuticals International, plc (KNSA) has filed a Form 144 to notify the SEC of an intended insider sale.

• Shares to be sold: 64,508 common shares
• Aggregate market value: $1,928,595.68
• Approximate sale date: 07/30/2025
• Broker: Morgan Stanley Smith Barney LLC, New York
• Shares outstanding: 74,107,668

The shares were acquired the same day (07/30/2025) through the exercise of employee stock options under a registered plan and will be sold for cash. No other sales by this insider were reported in the past three months.

The proposed disposition equals roughly 0.09% of total shares outstanding, indicating a modest, routine-sized transaction rather than a large liquidation. The filer attests to having no undisclosed material adverse information and confirms compliance with Rule 10b5-1.

Positive

• None.

Negative

• Insider plans to sell 64,508 shares (~0.09% of 74.1 M outstanding) valued at $1.93 M

Insights

Securities Analyst

TL;DR: Small insider sale (0.09% OS) worth $1.9 M; signals routine diversification, limited fundamental impact.

The Form 144 shows an insider intends to sell 64,508 newly-exercised option shares, worth about $1.93 million, through Morgan Stanley on 07/30/2025. Given 74.1 million shares outstanding, the sale is immaterial to float and does not suggest broad insider pessimism. Lack of prior 3-month sales and same-day option exercise point to liquidity/tax planning rather than a directional bet. Investors typically view such filings as neutral unless accompanied by larger cluster selling. I rate the filing neutral for valuation and trading outlook.

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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of

The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported):

July 30, 2025

American Superconductor Corporation

(Exact name of registrant as specified in its charter)

Delaware		000-19672		04-2959321
(State or other jurisdiction		(Commission		(IRS Employer
of incorporation)		File Number)		Identification No.)

114 East Main Street Ayer, Massachusetts		01432
(Address of principal executive offices)		(Zip Code)

Registrant’s telephone number, including area code (978) 842-3000

Not Applicable

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock, $0.01 par value per share		AMSC		Nasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. 

On July 30, 2025, American Superconductor Corporation (the “Company”) announced its financial results for the first quarter ended June 30, 2025 of the Company's fiscal year 2025. The full text of the press release issued in connection with the announcement is attached as Exhibit 99.1 to this Current Report on Form 8-K.

The information in this Item 2.02 of this Current Report on Form 8-K (including Exhibit 99.1) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific reference in such a filing.

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits:

Exhibit No.	Description
99.1	Press release issued by American Superconductor Corporation on July 30, 2025 (furnished, not “filed,” for purposes of Section 18 of the Exchange Act).
104	Cover Page Interactive Data File - the cover page XBRL tags are embedded within the Inline XBRL document.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

		AMERICAN SUPERCONDUCTOR CORPORATION
Date:	July 30, 2025	By:	/S/ JOHN W. KOSIBA, JR.
			John W. Kosiba, Jr.
			Senior Vice President and Chief Financial Officer

FAQ

How many KNSA shares are being sold under this Form 144?

64,508 common shares are slated for sale.

What is the aggregate market value of the planned Kiniksa insider sale?

The filing lists an aggregate value of $1,928,595.68.

When is the approximate sale date for the KNSA shares?

The filer indicates an approximate sale date of 07/30/2025.

What percentage of KNSA's outstanding shares does this sale represent?

The 64,508 shares equal roughly 0.09% of the 74,107,668 shares outstanding.

Were there any other insider sales reported in the past three months?

No. The Form 144 states "Nothing to Report" for the prior three-month period.

How were the shares acquired prior to the sale?

They were obtained via option exercises under a registered plan on 07/30/2025 for cash.