Howmet Aerospace reported its Fastening Systems recorded the company’s fastest sales growth in the third quarter of 2026, but acquisitions accounted for much of the increase.

Fastening Systems sales increased 41% to $630 million, driven by growth in the commercial aerospace and defense aerospace markets. Growth was 10% excluding the Consolidated Aerospace Manufacturing (CAM) and Brunner acquisitions. Segment adjusted EBITDA totaling $185 millions, while margin declined 140 basis points to 29.4%.

Consolidated Q3 Howmet revenues rose 29% to $2.7 billion, with organic growth of 25%, up 54% year over year. Revenue was driven by 32% growth in the commercial aerospace market, 10% growth in the defense aerospace market, 45% growth in the gas turbines market, and 28% growth in the commercial transportation market.

Nine-month Fastening Systems sales climbed 31% to $1.69 billion, with adjusting adjusted EBITDA improving to 31% to $512 million and capital expenditures rising 48% to $34 million.