Insteel VP vests 2,420 RSUs; 941 shares withheld

INSTEEL INDUSTRIES INC (IIIN) reported that officer Elizabeth Carroll, VP, Secretary and CLO, had 2,420 Restricted Stock Units vest and automatically convert into 2,420 shares of common stock on a one-for-one basis on August 14, 2026.

Rhea-AI Filing Summary

INSTEEL INDUSTRIES INC (IIIN) reported that officer Elizabeth Carroll, VP, Secretary and CLO, had 2,420 Restricted Stock Units vest and automatically convert into 2,420 shares of common stock on a one-for-one basis on August 14, 2026. In connection with this vesting, 941 common shares were disposed of at $32.62 per share to satisfy tax withholding obligations, with no remaining RSUs reported after the transaction.

Insider Trade Summary

2,420 shares exercised/converted

Exercise 3 txns

Insider Southern Elizabeth Carroll

Role VP, Secretary and CLO

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units F2, F1, F4	2,420	$0.00	$0.00
Exercise	Common Stock F1, F2	2,420	--	--
Tax Withholding	Common Stock F3	941	$32.62	$31K

Holdings After Transaction: Restricted Stock Units — 0 contracts (Direct); Common Stock — 1,479 shares (Direct)

Footnotes (4)

1. F1. Represents the vesting of Restricted Stock Units.
2. F2. Restricted Stock Units convert into common stock on a one-for-one basis.
3. F3. Represents shares withheld for taxes in connection with the vesting of Restricted Stock Units.
4. F4. The Restricted Stock Units vested on August 14, 2026.

Key Figures

RSUs vested: 2,420 units Common shares acquired from RSUs: 2,420 shares Shares withheld for taxes: 941 shares +1 more

4 metrics

RSUs vested 2,420 units Restricted Stock Units vested and converted into common stock on August 14, 2026

Common shares acquired from RSUs 2,420 shares Shares of common stock received upon one-for-one RSU conversion

Shares withheld for taxes 941 shares Common stock withheld to satisfy tax liability on RSU vesting

Tax withholding price $32.62 per share Per-share value used for 941 shares withheld for taxes

Key Terms

Restricted Stock Units, convert into common stock on a one-for-one basis, withheld for taxes, Payment of tax liability by delivering or withholding securities

4 terms

Restricted Stock Units financial

"Represents the vesting of Restricted Stock Units."

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

convert into common stock on a one-for-one basis financial

"Restricted Stock Units convert into common stock on a one-for-one basis."

withheld for taxes financial

"Represents shares withheld for taxes in connection with the vesting"

Payment of tax liability by delivering or withholding securities financial

"Payment of tax liability by delivering or withholding securities"

FAQ

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

What insider transaction did IIIN report for Elizabeth Carroll on August 14, 2026?

Elizabeth Carroll had 2,420 Restricted Stock Units vest and convert into 2,420 shares of common stock on August 14, 2026. These RSUs converted on a one-for-one basis into Insteel Industries common stock.

How many IIIN shares were withheld for taxes in Elizabeth Carroll’s Form 4 filing?

In connection with the RSU vesting, 941 common shares of IIIN were withheld to cover tax liabilities. These withheld shares are reported as a disposition at a price of $32.62 per share.

What price per share was used for the tax withholding shares in IIIN’s Form 4?

The shares withheld for taxes were valued at $32.62 per share. A total of 941 common shares were disposed of at this per-share price to satisfy tax obligations tied to the RSU vesting.

Did Elizabeth Carroll exercise derivative securities in the IIIN Form 4?

Yes. 2,420 Restricted Stock Units were effectively exercised or converted into 2,420 shares of common stock. The RSUs converted on a one-for-one basis, and no RSUs remain reported after this transaction.

Was the IIIN Form 4 transaction for Elizabeth Carroll reported under a Rule 10b5-1 plan?

The filing’s Rule 10b5-1 checkbox is not marked as affirming a trading plan. There is no footnote indicating that the reported RSU vesting or related share disposition occurred under a pre-arranged Rule 10b5-1 trading plan.

What is the net share impact of Elizabeth Carroll’s August 14, 2026 IIIN transactions?

The Form 4 shows 2,420 shares acquired from RSU vesting and 941 shares disposed of for tax withholding. Overall, the filing’s transaction summary characterizes net buy/sell direction as neutral for these reported transactions.

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

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Available on EDGAR 08/18/2026 - 01:46 PM Accepted by SEC EDGAR 08/18/2026 - 01:46 PM 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^*

Southern Elizabeth Carroll

(Last) (First) (Middle)

1373 BOGGS DRIVE

(Street)

MOUNT AIRY NORTH CAROLINA 27030

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
INSTEEL INDUSTRIES INC [ IIIN ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP, Secretary and CLO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/14/2026

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

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

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

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	08/14/2026		M(1)		2,420	A	(2)	2,420	D
Common Stock	08/14/2026		F(3)		941	D	$32.62	1,479	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 Units	(2)	08/14/2026		M(1)			2,420	(4)	(4)	Common Stock	2,420	$0	0	D

Explanation of Responses:

1. Represents the vesting of Restricted Stock Units.

2. Restricted Stock Units convert into common stock on a one-for-one basis.

3. Represents shares withheld for taxes in connection with the vesting of Restricted Stock Units.

4. The Restricted Stock Units vested on August 14, 2026.

	/s/ Elizabeth C. Southern	08/18/2026
	** 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.
* Form 4: SEC 1474 (03-26)