MONTROSS SCOTT J

PrivateCIK: 1228503

Location

VANCOUVER, WA

MONTROSS SCOTT J (President & CEO) exercised options at NWPX INFRASTRUCTURE, INC.

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

M · 3 exercises

MONTROSS SCOTT J

Filed: 4/2/2026ACC: 0001437749-26-011125

InsiderMONTROSS SCOTT JCIK 1228503

→

IssuerNWPX INFRASTRUCTURE, INC.CIK 1001385

Officer· President & CEO

Since Mar 2026

-6.70K

Net shares

Net seller

$869.2K

Total sold

0

Open market trades

0B · 0S

9

Total transactions

28.37K acquired · 35.07K disposed

Non-Derivative Transactions6

Common Stock

Direct

M · Option Exercise

Shares

+10.07K

Price / share

—

Trade value

—

% of position

15.8%

3/31/2026

63.92K→73.99K

Common Stock

Direct

F · Tax Withholding

Shares

−3.96K

Price / share

$77.86

Trade value

$308.48K

% of position

5.4%

3/31/2026

73.99K→70.03K

Common Stock

Direct

M · Option Exercise

Shares

+10.08K

Price / share

—

Trade value

—

% of position

14.4%

3/31/2026

70.03K→80.11K

Common Stock

Direct

F · Tax Withholding

Shares

−3.97K

Price / share

$77.86

Trade value

$308.79K

% of position

5.0%

3/31/2026

80.11K→76.14K

Common Stock

Direct

M · Option Exercise

Shares

+8.22K

Price / share

—

Trade value

—

% of position

10.8%

3/31/2026

76.14K→84.36K

Common Stock

Direct

F · Tax Withholding

Shares

−3.24K

Price / share

$77.86

Trade value

$251.95K

% of position

3.8%

3/31/2026

84.36K→81.13K

Total

Net shares

+17.21K

Net value

-$869.23K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	3/31/2026	M · Option Exercise	+10.07K	—	—	15.8%	63.92K	73.99K
Common Stock Direct	3/31/2026	F · Tax Withholding	−3.96K	$77.86	$308.48K	5.4%	73.99K	70.03K
Common Stock Direct	3/31/2026	M · Option Exercise	+10.08K	—	—	14.4%	70.03K	80.11K
Common Stock Direct	3/31/2026	F · Tax Withholding	−3.97K	$77.86	$308.79K	5.0%	80.11K	76.14K
Common Stock Direct	3/31/2026	M · Option Exercise	+8.22K	—	—	10.8%	76.14K	84.36K
Common Stock Direct	3/31/2026	F · Tax Withholding	−3.24K	$77.86	$251.95K	3.8%	84.36K	81.13K
Total			+17.21K		-$869.23K

Derivative Transactions3

Performance Shares

Direct

M · Option Exercise

Converts to

Common Stock

10.07K shares

Shares

−8.61K

Strike price

Held after

55.21K

Exercisable

—

3/31/2026

Performance Shares

Direct

M · Option Exercise

Converts to

Common Stock

10.08K shares

Shares

−7.75K

Strike price

Held after

47.46K

Exercisable

—

3/31/2026

Performance Shares

Direct

M · Option Exercise

Converts to

Common Stock

8.22K shares

Shares

−7.54K

Strike price

Held after

39.92K

Exercisable

—

3/31/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Performance Shares Direct	Common Stock10.07K shares	3/31/2026	M · Option Exercise	−8.61K		—	55.21K
Performance Shares Direct	Common Stock10.08K shares	3/31/2026	M · Option Exercise	−7.75K		—	47.46K
Performance Shares Direct	Common Stock8.22K shares	3/31/2026	M · Option Exercise	−7.54K		—	39.92K

Non-Derivative Holdings (Post-Transaction)0

No non-derivative holdings reported

Derivative Holdings (Post-Transaction)1

Restricted Stock

Direct

Underlying security

Common Stock

Underlying shares

N/A

Shares owned

13.30K

Exercise price

Expiration

—

Exercise window

—

Total

Underlying

0.00

Owned

13.30K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Restricted Stock Direct	Common Stock		—	—	N/A	13.30K
Total					0.00	13.30K

MONTROSS SCOTT J — Insider Transaction (Form 4) Filed Apr 2, 2026 | Finecho