Kadant (NYSE: KAI) SVP reports RSU vesting and tax withholding transactions

Rhea-AI Filing Summary

Kadant Inc. Senior Vice President Peter J. Flynn reported routine equity compensation activity. On March 10, 2026, he exercised restricted stock units that delivered a total of 193 shares of common stock, tied to performance-based and time-based RSU awards granted on March 7, 2023.

To cover tax obligations, 76 shares were withheld at a price of $334.17 per share. After these transactions, Flynn directly held about 2,762.584 shares of Kadant common stock. No open-market purchases or sales were reported; the filing reflects standard vesting and tax withholding mechanics.

Insights

Equity Compensation Analyst

Routine RSU vesting with tax withholding; no open-market trading signal.

The transactions show Peter J. Flynn receiving Kadant common shares as part of previously granted RSU awards from March 7, 2023. One-third of both performance-based and time-based RSUs vested on March 10, 2026 and converted one-for-one into common stock.

A total of 193 shares were delivered and 76 shares were withheld at $334.17 per share to satisfy tax liabilities, leaving Flynn with 2,762.584 directly held shares. With no open-market buys or sells and no remaining derivative positions disclosed, this appears to be standard compensation administration rather than a directional bet on the stock.

Insider Trade Summary

193 shares exercised/converted

Mixed 6 txns

Insider Flynn Peter J.

Role Senior Vice President

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Unit	162	$0.00	--
Exercise	Restricted Stock Unit	31	$0.00	--
Exercise	Common Stock	162	$0.00	--
Tax Withholding	Common Stock	64	$334.17	$21K
Exercise	Common Stock	31	$0.00	--
Tax Withholding	Common Stock	12	$334.17	$4K

Holdings After Transaction: Restricted Stock Unit — 0 shares (Direct); Common Stock — 2,807.584 shares (Direct)

Footnotes (1)

1. The shares represent the partial settlement under a performance based RSU award granted March 7, 2023. One-third of the RSU vested and became distributable on March 10, 2026 and was converted to common stock on a one-for-one basis on the vesting date. Includes 27 shares acquired in an exempt transaction purusant to the Issuer's Employees' Stock Purchase Plan on December 31, 2025. The shares represent the partial settlement under a time-based RSU award granted March 7, 2023. One-third of the RSU vested and became distributable on March 10, 2026 and was converted to common stock on a one-for-one basis on the vesting date.

Form 4 Insider Transactions: What Each Field Means →

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

OMB APPROVAL

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X

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

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Flynn Peter J.

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
03/10/2026

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	03/10/2026		M		162	A	(1)	2,807.584(2)	D
Common Stock	03/10/2026		F		64	D	$334.17	2,743.584	D
Common Stock	03/10/2026		M		31	A	(3)	2,774.584	D
Common Stock	03/10/2026		F		12	D	$334.17	2,762.584	D

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	03/10/2026		M			162	(1)	04/30/2026	Common Stock	162	$0	0	D
Restricted Stock Unit	$0	03/10/2026		M			31	(3)	04/30/2026	Common Stock	31	$0	0	D

Explanation of Responses:

1. The shares represent the partial settlement under a performance based RSU award granted March 7, 2023. One-third of the RSU vested and became distributable on March 10, 2026 and was converted to common stock on a one-for-one basis on the vesting date.

2. Includes 27 shares acquired in an exempt transaction purusant to the Issuer's Employees' Stock Purchase Plan on December 31, 2025.

3. The shares represent the partial settlement under a time-based RSU award granted March 7, 2023. One-third of the RSU vested and became distributable on March 10, 2026 and was converted to common stock on a one-for-one basis on the vesting date.

Remarks:

	/s/ Stacy D. Krause, by power of attorney	03/12/2026
	** 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 insider transactions did Kadant (KAI) report for Peter J. Flynn on March 10, 2026?

Kadant Senior Vice President Peter J. Flynn reported RSU vesting on March 10, 2026, converting 193 restricted stock units into common shares. Of these, 76 shares were withheld to cover taxes, and no open-market purchases or sales were disclosed in the filing.

How many Kadant (KAI) shares does Peter J. Flynn hold after the March 2026 Form 4?

Following the March 10, 2026 transactions, Peter J. Flynn directly holds about 2,762.584 shares of Kadant common stock. This reflects RSU conversions and related tax withholding, and represents his post-transaction direct ownership reported in the Form 4.

Were Peter J. Flynn’s Kadant (KAI) transactions open-market trades or equity awards?

The reported activity involves equity awards, not open-market trades. Flynn’s Form 4 shows restricted stock units granted March 7, 2023 vesting and converting into 193 common shares, with 76 shares withheld at $334.17 each to satisfy tax liabilities associated with the vesting.

What types of RSU awards vested for Kadant (KAI) executive Peter J. Flynn?

Two RSU awards vested: a performance-based RSU and a time-based RSU, both granted March 7, 2023. On March 10, 2026, one-third of each award vested and was settled in Kadant common stock on a one-for-one basis, as described in the footnotes.

How many Kadant (KAI) shares were withheld for taxes in Peter J. Flynn’s Form 4?

The filing reports 76 Kadant common shares withheld to cover tax obligations, split between two tax-withholding entries of 64 and 12 shares at $334.17 per share. These dispositions are administrative and do not represent open-market sales by the executive.

Does Peter J. Flynn have remaining derivative positions after these Kadant (KAI) transactions?

According to the Form 4 data, the derivative summary is empty after these transactions, indicating no remaining RSUs from the reported awards. The RSUs converted into common stock on March 10, 2026, with all related positions from those grants fully settled.