SMITH J DAVID exercised options at BLUELINX HOLDINGS INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise

SMITH J DAVID

Filed: 5/20/2025ACC: 0001104659-25-051151

InsiderSMITH J DAVIDCIK 1272974

→

IssuerBLUELINX HOLDINGS INC.CIK 1301787

Director

Since May 2019

+2.07K

Net shares

Net buyer

$0.00

Total acquired

Open market trades

0B · 0S

Total transactions

3.41K acquired · 1.34K disposed

Non-Derivative Transactions1

Common Stock

Direct

M · Option Exercise

+1.34K

Price / share

—

Trade value

—

% of position

10.2%

5/17/2025

13.10K→14.44K

Total

Net shares

+1.34K

Net value

$0.00

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	5/17/2025	M · Option Exercise	+1.34K	—	—	10.2%	13.10K	14.44K
Total			+1.34K		$0.00

Derivative Transactions2

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

1.34K shares

−1.34K

Strike price

Held after

0.00

Exercisable

—

5/17/2025

Restricted Stock Units

Direct

A · Award

Converts to

Common Stock

2.07K shares

+2.07K

Strike price

Held after

2.07K

Exercisable

—

5/19/2025

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Restricted Stock Units Direct	Common Stock1.34K shares	5/17/2025	M · Option Exercise	−1.34K		—	0.00
Restricted Stock Units Direct	Common Stock2.07K shares	5/19/2025	A · Award	+2.07K		—	2.07K

Non-Derivative Holdings (Post-Transaction)0

No non-derivative holdings reported

Derivative Holdings (Post-Transaction)4

Restricted Stock Units

Direct

Underlying security

Common Stock

Underlying shares

12K

Shares owned

12K

Exercise price

Expiration

—

Exercise window

—

Restricted Stock Units

Direct

Underlying security

Common Stock

Underlying shares

6.08K

Shares owned

6.08K

Exercise price

Expiration

—

Exercise window

—

Restricted Stock Units

Direct

Underlying security

Common Stock

Underlying shares

8.50K

Shares owned

8.50K

Exercise price

Expiration

—

Exercise window

—

Restricted Stock Units

Direct

Underlying security

Common Stock

Underlying shares

5.33K

Shares owned

5.33K

Exercise price

Expiration

—

Exercise window

—

Total

Underlying

31.91K

Owned

31.91K

Security	Underlying	Exercise Window	Expiration	Underlying Shares	Shares Owned
Restricted Stock Units Direct	Common Stock	—	—	12K	12K
Restricted Stock Units Direct	Common Stock	—	—	6.08K	6.08K
Restricted Stock Units Direct	Common Stock	—	—	8.50K	8.50K
Restricted Stock Units Direct	Common Stock	—	—	5.33K	5.33K
Total				31.91K	31.91K