[Form 4] KADANT INC Insider Trading Activity

Rhea-AI Filing Summary

Jonathan W. Painter, a director of Kadant Inc. (KAI), experienced a partial vesting of a restricted stock unit award on 09/27/2025. Under the RSU agreement dated 05/14/2025, 132 shares were delivered to Painter on that date at a $0 price as part of the award terms; the remaining shares will vest on the last day of the issuer's fiscal 2025 fourth quarter if he continues to serve as a director. Following the reported transaction, Painter beneficially owns 8,617 shares.

Positive

• Director alignment via equity: partial vesting of RSUs ties director incentives to company performance and retention
• Timely disclosure: Form 4 filed and signed by power of attorney on 09/29/2025, meeting reporting requirements

Negative

• None.

Insights

Corporate Governance Expert

TL;DR: Routine director compensation event; partial RSU vesting delivered 132 shares, remainder contingent on continued service.

The filing documents a standard equity-based director compensation mechanism: a restricted stock unit grant with partial vesting. The delivery of 132 shares on 09/27/2025 reflects scheduled vesting rather than an open-market purchase or sale. The remaining award vests at the end of fiscal 2025 subject to continued board service, aligning director incentives with shareholder alignment and retention.

Securities Analyst

TL;DR: Non-material insider transaction for market-impact purposes; disclosure satisfies Section 16 requirements.

The transaction is coded as an automatic/award-related acquisition (code M) and involves delivery of shares from an RSU at no cash price, indicating compensation-related issuance. The reported beneficial ownership of 8,617 shares is modest and the event is routine; it is unlikely to be materially impactful to holders or valuation metrics.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Painter Jonathan W

(Last) (First) (Middle)

KADANT INC.

ONE TECHNOLOGY PARK DRIVE

(Street)

WESTFORD MA 01886

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
KADANT INC [ KAI ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
09/27/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/27/2025		M		132	A	(1)	8,617	D
Common Stock								3	I	By Son

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Unit	$0	09/27/2025		M			132	(1)	01/31/2026	Common Stock	132	$0	131	D

Explanation of Responses:

1. Represents partial vesting of a restricted stock unit award on September 27, 2025 and delivery of shares of the reporting person pursuant to the terms of a restricted stock unit award agreement dated May 14, 2025. The remainder of the shares vest on the last day of the Issuer's fourth quarter of fiscal 2025 provided the recipient continues to serve as a director of the Issuer.

Remarks:

	/s/ Stacy D. Krause, by power of attorney	09/29/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What transaction did Jonathan W. Painter report on Form 4 for KAI?

Painter reported partial vesting and delivery of 132 restricted stock units (RSUs) converted into 132 shares on 09/27/2025.

How many Kadant (KAI) shares does Jonathan Painter beneficially own after the transaction?

8,617 shares are reported as beneficially owned following the transaction.

What was the price paid for the shares delivered from the RSU award?

$0 per share; the delivery reflects equity compensation rather than a purchase.

When will the remainder of the RSU award vest for the reporting person?

The remainder vests on the last day of the issuer's fourth quarter of fiscal 2025, provided the recipient continues to serve as a director.

Who signed the Form 4 and when was it filed?

Signed by Stacy D. Krause by power of attorney and dated 09/29/2025 on the filing.