Knowles VP logs tax-withholding share disposition

Knowles Corp Vice President and Controller Bastarrica Air A. Jr. reported a Form 4 showing a tax-withholding disposition of 2,347 shares of common stock at $27.54 per share.

Rhea-AI Filing Summary

Knowles Corp Vice President and Controller Bastarrica Air A. Jr. reported a Form 4 showing a tax-withholding disposition of 2,347 shares of common stock at $27.54 per share. The shares were withheld to cover taxes on a restricted stock grant that vested on February 20, 2025, leaving him with 57,569 directly held shares.

Insider Trade Summary

Exercise Price or Tax Liability: 2,347 shares

Exercise Price or Tax Liability 1 txn

Insider Bastarrica Air A. Jr.

Role Vice President, Controller

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	2,347	$27.54	$65K

Holdings After Transaction: Common Stock — 57,569 shares (Direct)

Footnotes (1)

1. F1. These shares represent the payment of the tax liability by withholding securities incident to the vesting of a restricted stock grant issued on February 20, 2024 in accordance with Rule 16b-3.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Knowles Corp (KN) report for Bastarrica Air A. Jr.?

Knowles Corp reported that Vice President and Controller Bastarrica Air A. Jr. had 2,347 common shares withheld to cover tax liabilities upon vesting of a restricted stock grant, as disclosed in a Form 4 insider filing.

Was the Knowles Corp (KN) Form 4 transaction an open-market sale?

No, the Form 4 shows a tax-withholding disposition, not an open-market sale. Shares were withheld by the company to satisfy tax liabilities related to a vesting restricted stock grant issued on February 20, 2024.

How many Knowles Corp (KN) shares were involved in the tax-withholding disposition?

The filing reports 2,347 shares of Knowles Corp common stock disposed of through withholding. The price per share was $27.54, and the transaction was coded “F” for payment of tax liability by delivering securities.

How many Knowles Corp (KN) shares does Bastarrica Air A. Jr. hold after this Form 4 transaction?

After the tax-withholding disposition, Bastarrica Air A. Jr. directly holds 57,569 shares of Knowles Corp common stock. This figure reflects his ownership following the withholding of 2,347 shares for tax purposes tied to restricted stock vesting.

What does transaction code “F” mean in the Knowles Corp (KN) Form 4?

Transaction code “F” indicates payment of an exercise price or tax liability by delivering securities. In this case, shares of Knowles Corp common stock were withheld to cover taxes due on a vesting restricted stock grant.

What is the origin of the restricted stock behind the Knowles Corp (KN) tax withholding?

The footnote explains that the withheld shares relate to a restricted stock grant issued on February 20, 2024. The disposition occurred upon vesting, when shares were withheld to satisfy the insider’s associated tax liability.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 02/23/2026 - 04:24 PM EST Learn about SEC filing dates

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

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Bastarrica Air A. Jr.

(Last) (First) (Middle)

1151 MAPLEWOOD DRIVE

(Street)

ITASCA IL 60143

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Knowles Corp [ KN ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/20/2026

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	02/20/2026		F		2,347(1)	D	$27.54	57,569	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

Explanation of Responses:

1. These shares represent the payment of the tax liability by withholding securities incident to the vesting of a restricted stock grant issued on February 20, 2024 in accordance with Rule 16b-3.

	By: Robyn B. Martin For: POA for Air A. Bastarrica, Jr.	02/23/2026
	** 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.
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