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MONTROSS SCOTT J

Disclosed activity across 1 company

Tapewire entity
86
SEC CIK
0001228503

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
NWPX Infrastructure, Inc.NWPX · Entity 85President & CEOAugust 31, 2026September 02, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

NWPX Infrastructure, Inc.

Report date August 31, 2026 · Filed September 02, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect69,902 Reported balance After 2026-08-31 transaction · row 1
1 source row

Row 1 · 2026-08-31 · Sale · Disposed 1,227 · Balance 69,902

F1: Adoption date of referenced 10b5-1(c) plan is: 05/05/2026

F2: This transaction was executed in multiple trades at prices ranging from $110.0100 to $111.2200 per share. The price reported reflects the weighted average sale price. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Restricted Stock UnitsSEC Table II · derivative / convertible securityDirect13,305 Reported balance Holding disclosure · report date 2026-08-31 · row 2 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 2 · Balance 13,305

F3: Each Restricted Stock Unit represents a contingent right to receive one share of NWPX common stock.

F4: The Restricted Stock Units vest in installments in January of 2027, 2028 and 2029.

Performance SharesSEC Table II · derivative / convertible securityDirect39,916 Reported balance Holding disclosure · report date 2026-08-31 · row 3 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 3 · Balance 39,916

F5: Performance Shares vest in an amount ranging from 0-200% to the extent such Performance Shares are earned. Performance Shares are earned based on NWPX's total EBITDA margin over the measurement period.

F6: The Performance Shares vest in installments in March of 2027, 2028 and 2029.

Filing footnotes · ownership attribution and instrument terms

F1: Adoption date of referenced 10b5-1(c) plan is: 05/05/2026

F2: This transaction was executed in multiple trades at prices ranging from $110.0100 to $111.2200 per share. The price reported reflects the weighted average sale price. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3: Each Restricted Stock Unit represents a contingent right to receive one share of NWPX common stock.

F4: The Restricted Stock Units vest in installments in January of 2027, 2028 and 2029.

F5: Performance Shares vest in an amount ranging from 0-200% to the extent such Performance Shares are earned. Performance Shares are earned based on NWPX's total EBITDA margin over the measurement period.

F6: The Performance Shares vest in installments in March of 2027, 2028 and 2029.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
January 16, 2018 Filed Jan 18, 2018 00:17 UTC NWPX Infrastructure, Inc. NWPX · Entity 85 Exercise / conversionRestricted Stock Units · Derivative 52,972 Not disclosed Not disclosed
Disclosure

SEC source: 0001437749-18-000752 · rdgdoc.xml · derivative · entry 4

MONTROSS SCOTT J · CIK 0001228503 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 52,972 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Northwest Pipe Company common stock.

F4 · price: Each Restricted Stock Unit represents a contingent right to receive one share of Northwest Pipe Company common stock.

F5 · derivative.exercise_date: The Restricted Stock Units vest on January 16, 2018.

F5 · derivative.expiration_date: The Restricted Stock Units vest on January 16, 2018.

Read SEC document
January 16, 2018 Filed Jan 18, 2018 00:17 UTC NWPX Infrastructure, Inc. NWPX · Entity 85 Tax withholdingCommon Stock 21,154 $19.87 $420,329.98
Disclosure

SEC source: 0001437749-18-000752 · rdgdoc.xml · nonDerivative · entry 2

MONTROSS SCOTT J · CIK 0001228503 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 59,242

F2 · shares: Represents shares withheld by the issuer for payment of taxes incurred upon vesting event consistent with company policy.

Read SEC document
January 16, 2018 Filed Jan 18, 2018 00:17 UTC NWPX Infrastructure, Inc. NWPX · Entity 85 Exercise / conversionCommon Stock 52,972 Not disclosed Not disclosed
Disclosure

SEC source: 0001437749-18-000752 · rdgdoc.xml · nonDerivative · entry 1

MONTROSS SCOTT J · CIK 0001228503 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 80,396

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Represents shares acquired pursuant to vesting of Restricted Stock Units granted in 2016.

Read SEC document
January 15, 2018 Filed Jan 18, 2018 00:17 UTC NWPX Infrastructure, Inc. NWPX · Entity 85 GrantPerformance Shares · Derivative 17,693 Not disclosed Not disclosed
Disclosure

SEC source: 0001437749-18-000752 · rdgdoc.xml · derivative · entry 3

MONTROSS SCOTT J · CIK 0001228503 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,693

Underlying: Common Stock · 17,693 shares

Expires not disclosed

F3 · derivative.exercise_price: Performance Shares vest in an amount ranging from 0-200% to the extent such Performance Shares are earned. Performance Shares are earned based on Northwest Pipe Company's total EBITDA margin over the measurement period.

F3 · price: Performance Shares vest in an amount ranging from 0-200% to the extent such Performance Shares are earned. Performance Shares are earned based on Northwest Pipe Company's total EBITDA margin over the measurement period.

F3 · derivative.exercise_date: Performance Shares vest in an amount ranging from 0-200% to the extent such Performance Shares are earned. Performance Shares are earned based on Northwest Pipe Company's total EBITDA margin over the measurement period.

F3 · derivative.expiration_date: Performance Shares vest in an amount ranging from 0-200% to the extent such Performance Shares are earned. Performance Shares are earned based on Northwest Pipe Company's total EBITDA margin over the measurement period.

Read SEC document
January 15, 2017 Filed Jan 17, 2017 23:51 UTC NWPX Infrastructure, Inc. NWPX · Entity 85 Exercise / conversionRestricted Stock Units · Derivative 1,736 Not disclosed Not disclosed
Disclosure

SEC source: 0001437749-17-000736 · rdgdoc.xml · derivative · entry 3

MONTROSS SCOTT J · CIK 0001228503 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,972

Underlying: Common Stock · 1,736 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Northwest Pipe Company common stock.

F1 · price: Each Restricted Stock Unit represents a contingent right to receive one share of Northwest Pipe Company common stock.

F3 · derivative.exercise_date: The Restricted Stock Units vest in installments as follows: 1/3 on January 15, 2015, 1/3 on January 15, 2016 and 1/3 on January 15, 2017.

F3 · derivative.expiration_date: The Restricted Stock Units vest in installments as follows: 1/3 on January 15, 2015, 1/3 on January 15, 2016 and 1/3 on January 15, 2017.

Read SEC document
January 15, 2017 Filed Jan 17, 2017 23:51 UTC NWPX Infrastructure, Inc. NWPX · Entity 85 Tax withholdingCommon Stock 566 $17.04 $9,644.64
Disclosure

SEC source: 0001437749-17-000736 · rdgdoc.xml · nonDerivative · entry 2

MONTROSS SCOTT J · CIK 0001228503 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,424

F2 · shares: Represents shares withheld by the issuer for payment of taxes incurred upon vesting event consistent with company policy.

Read SEC document
January 15, 2017 Filed Jan 17, 2017 23:51 UTC NWPX Infrastructure, Inc. NWPX · Entity 85 Exercise / conversionCommon Stock 1,736 Not disclosed Not disclosed
Disclosure

SEC source: 0001437749-17-000736 · rdgdoc.xml · nonDerivative · entry 1

MONTROSS SCOTT J · CIK 0001228503 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,990

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each Restricted Stock Unit represents a contingent right to receive one share of Northwest Pipe Company common stock.

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.