BXC insider update: 232 RSUs converted; direct holdings now 477

Rhea-AI Filing Summary

BlueLinx (BXC) reported an insider equity update by its VP & Chief Accounting Officer, Kimberly Ann DeBrock. On October 18, 2025, 232 restricted stock units (RSUs) vested and were converted to common stock, and 69 shares were withheld at $70.15 to cover taxes. Direct common stock holdings stand at 477 shares after these transactions.

Outstanding RSUs listed include 1,921, 349, and 428 units, with time‑based vesting schedules that commence on June 7, 2025, in three equal annual installments commencing on June 6, 2026, and a tranche vesting on June 6, 2028.

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).

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^*

DeBrock Kimberly Ann

(Last) (First) (Middle)

1950 SPECTRUM CIRCLE

(Street)

MARIETTA GA 30067

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
BlueLinx Holdings Inc. [ BXC ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP & Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
10/18/2025

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	10/18/2025		M		232(1)	A	(2)	546	D
Common Stock	10/18/2025		F		69(3)	D	$70.15	477	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	(2)							(4)	(4)	Common Stock	1,921		1,921	D
Restricted Stock Unit	(2)							(5)	(5)	Common Stock	349		349	D
Restricted Stock Unit	(2)							(6)	(6)	Common Stock	428		428	D
Restricted Stock Units	(2)	10/18/2025		M			232	(1)	(1)	Common Stock	232	$0	232	D

Explanation of Responses:

1. Represents the conversion of restricted stock units that vested on October 18, 2025. These are time based restricted stock units that vest in three equal annual installments, with the first vesting on October 18, 2024.

2. Each restricted stock unit represents a contingent right to receive one share of BlueLinx Holdings Inc. common stock.

3. These shares were withheld to cover tax withholding obligations when 232 time-based restricted stock units vested on October 18, 2025.

4. These are time-based restricted stock units that vest in three equal annual installments commencing on June 6, 2026. Vested shares will be delivered to the reporting person no later than 30 days after each vesting date.

5. These are time-based restricted stock units that vest on June 6, 2028. Vested shares will be delivered to the reporting person no later than 30 days after each vesting date.

6. These are time-based restricted stock units that vest in three equal installments commencing on June 7, 2025. Vested shares will be delivered to the reporting person no later than 30 days after each vesting date.

	/s/ Christin Lumpkin, as attorney-in-fact for Kimberly Ann DeBrock	10/21/2025
	** 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.
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FAQ

What did BlueLinx (BXC) disclose in this Form 4?

An officer’s equity award activity: 232 RSUs vested and converted to common stock on October 18, 2025, with 69 shares withheld for taxes at $70.15.

Who is the reporting person in the BXC Form 4?

The filing is signed by Christin Lumpkin as attorney-in-fact for Kimberly Ann DeBrock, who is VP & Chief Accounting Officer.

How many BlueLinx shares does the officer directly own after the transactions?

Direct common stock holdings are reported as 477 shares after the transactions.

What RSUs remain outstanding for the BXC officer?

Outstanding RSUs listed: 1,921, 349, and 428 units, each representing the right to receive one share of common stock.

What are the vesting schedules mentioned for the RSUs?

Time‑based RSUs vest in three equal installments commencing on June 7, 2025, three equal installments commencing on June 6, 2026, and a tranche that vests on June 6, 2028.

What was the tax withholding method and price?

The company withheld 69 shares at a price of $70.15 to satisfy tax obligations related to the RSU vesting.