Northwest Pipe CO Form 4 insider transactions

Keith R Larson, a Director of Northwest Pipe Co, sold 1,000 shares of common stock on September 28, 2026 for $102.20 per share.

Aaron Wilkins, CFO of Northwest Pipe Co, sold 20 shares of common stock on September 21, 2026 for $101.93 per share.

Keith R Larson, a Director of Northwest Pipe Co, sold 1,000 shares of common stock on September 21, 2026 for $102.31 per share.

Aaron Wilkins, CFO of Northwest Pipe Co, sold 1,950 shares of common stock on September 14, 2026 for $100.68 per share.

Keith R Larson, a Director of Northwest Pipe Co, sold 1,000 shares of common stock on September 14, 2026 for $101.12 per share.

Richard A Roman, a Director of Northwest Pipe Co, reported a transaction in 1,000 shares of common stock on September 14, 2026.

Michael C Franson, a Director of Northwest Pipe Co, sold 3,500 shares of common stock on September 9, 2026 for $105.30 per share.

Aaron Wilkins, CFO of Northwest Pipe Co, sold 1,500 shares of common stock on September 8, 2026 for $106.52 per share.

Keith R Larson, a Director of Northwest Pipe Co, sold 1,000 shares of common stock on September 8, 2026 for $105.87 per share.

Richard A Roman, a Director of Northwest Pipe Co, sold 4,000 shares of common stock on September 8, 2026 for $105.72 per share.

Keith R Larson, a Director of Northwest Pipe Co, sold 4 shares of common stock on September 3, 2026 for $110.78 per share.

Keith R Larson, a Director of Northwest Pipe Co, sold 74 shares of common stock on September 2, 2026 for $110.26 per share.

Keith R Larson, a Director of Northwest Pipe Co, sold 1,172 shares of common stock on August 31, 2026 for $110.04 per share.

Scott J Montross, President & CEO of Northwest Pipe Co, sold 1,227 shares of common stock on August 31, 2026 for $110.58 per share.

Michael Wray, Executive Vice President of Northwest Pipe Co, sold 4,500 shares of common stock on August 26, 2026 for $110.94 per share.

Keith R Larson, a Director of Northwest Pipe Co, sold 1,250 shares of common stock on August 24, 2026 for $110.32 per share.

Scott J Montross, President & CEO of Northwest Pipe Co, sold 2,500 shares of common stock on August 24, 2026 for $109.37 per share.

Scott J Montross, President & CEO of Northwest Pipe Co, sold 2,500 shares of common stock on August 17, 2026 for $115.13 per share.

Keith R Larson, a Director of Northwest Pipe Co, sold 1,250 shares of common stock on August 17, 2026 for $115.86 per share.

Scott J Montross, President & CEO of Northwest Pipe Co, sold 2,500 shares of common stock on August 10, 2026 for $118.74 per share.

Aaron Wilkins, CFO of Northwest Pipe Co, sold 428 shares of common stock on August 10, 2026 for $120.00 per share.

Scott J Montross, President & CEO of Northwest Pipe Co, sold 2,500 shares of common stock on August 4, 2026 for $128.62 per share.

Director Irma Lockridge acquired 899 shares of NWPX Infrastructure, Inc. common stock for $122.31 per share.

Director John Paschal acquired 899 shares of NWPX Infrastructure, Inc. common stock at a price of $122.31 per share.

Director Amanda Julian acquired 899 shares of NWPX Infrastructure, Inc. common stock at a price of $122.31 per share.

Director Michael Franson acquired 899 shares of NWPX Infrastructure, Inc. common stock at a price of $122.31 per share.

Director Richard A. Roman acquired 899 shares of NWPX Infrastructure, Inc. common stock at a price of $122.31 per share.

NWPX Infrastructure, Inc. executive Megan Kendrick has reported transactions involving common stock, including acquisitions and disposals related to performance shares and restricted stock units.

Eric Stokes, SVP and Group President of WTS at NWPX Infrastructure, Inc., reported transactions involving common stock and performance shares.

Jesus Tanguis, SVP/GM Precast Infrastructure at NWPX Infrastructure, Inc., reported transactions involving common stock, performance shares, and restricted stock units.