Question 1

Does William Blair Investment Management own MTRN stock?

Accepted Answer

No. William Blair Investment Management exited its MTRN (Materion) position in Q1 2023. Its Q4 2022 13F listed 390,660 shares worth $34.2M.

Question 2

How many shares of MTRN does William Blair Investment Management own?

Accepted Answer

None since Q1 2023, when William Blair Investment Management exited the position. Its Q4 2022 13F listed 390,660 shares worth $34.2M.

Question 3

What is William Blair Investment Management's MTRN position worth?

Accepted Answer

William Blair Investment Management's MTRN position was worth $34.2M in its Q4 2022 13F, before the exit in Q1 2023.

Question 4

Is William Blair Investment Management buying or selling MTRN?

Accepted Answer

In Q1 2023, William Blair Investment Management exited its entire MTRN position.

Question 5

When did William Blair Investment Management first buy MTRN?

Accepted Answer

William Blair Investment Management first reported MTRN in its Q2 2021 13F and listed it in 7 quarterly 13F filings.