Materion Corp drops after SEC filing shows quality issue-related charges

Shares of alloys and chemicals maker Materion Corp MTRN.N fall 7.83% to $137.34

In Q4, a large precision clad strip customer identified a quality issue with Materion-produced material used in its manufacturing process

MTRN expects to record a charge of about $20 million to $25 million due to the quality issue

Charge includes a quality claim, material scrap expenses and temporary plant idling costs - MTRN

With restricted clad strip sales in Q4, co sees adjusted EPS of $1.50 to $1.55 for the quarter vs. analysts' estimates of $1.60 - data compiled by LSEG

MTRN rose 25.73% in 2025