SEC 13F Intelligence

Granahan Investment Management, LLC / MTRN

Granahan Investment Management, LLC’s Materion Corp Position

Does Granahan Investment Management, LLC own Materion Corp (MTRN)? Yes144.5K shares worth $21M (+1.01% of its 13F portfolio) as of Q1 2026, up from 138.2K shares the prior filed quarter.

Position Value
$21M
Q1 2026
Shares
144.5K
% of Portfolio
+1.01%
Quarters Held
29
currently held

Position History MTRN

Reported value by quarter
Q1 ’19: $1MQ1 ’19Q2 ’19: $13MQ3 ’19: $12MQ4 ’19: $12MQ1 ’20: $7MQ1 ’20Q2 ’20: $16MQ3 ’20: $12MQ4 ’20: $13MQ1 ’21: $11MQ1 ’21Q2 ’21: $16MQ3 ’21: $16MQ4 ’21: $22MQ1 ’22: $14MQ1 ’22Q2 ’22: $11MQ3 ’22: $14MQ4 ’22: $21MQ1 ’23: $27MQ1 ’23Q2 ’23: $27MQ3 ’23: $24MQ4 ’23: $30MQ1 ’24: $26MQ1 ’24Q2 ’24: $21MQ3 ’24: $15MQ4 ’24: $12MQ1 ’25: $10MQ1 ’25Q2 ’25: $10MQ3 ’25: $11MQ4 ’25: $17MQ1 ’26: $21MQ1 ’26filingsflow.com
QuarterSharesValue% of Portfolio
Q1 2026144.5K$21M+1.01%
Q4 2025138.2K$17M+0.74%
Q3 202594.3K$11M+0.47%
Q2 2025121.0K$10M+0.39%
Q1 2025124.5K$10M+0.51%
Q4 2024126.4K$12M+0.52%
Q3 2024136.7K$15M+0.60%
Q2 2024194.1K$21M+0.84%
Q1 2024194.6K$26M+0.90%
Q4 2023226.9K$30M+0.98%
Q3 2023231.9K$24M+0.84%
Q2 2023234.5K$27M+0.82%
Q1 2023235.3K$27M+0.83%
Q4 2022239.6K$21M+0.64%
Q3 2022173.8K$14M+0.45%
Q2 2022148.9K$11M+0.37%
Q1 2022160.5K$14M+0.34%
Q4 2021239.7K$22M+0.45%
Q3 2021232.1K$16M+0.30%
Q2 2021215.1K$16M+0.30%
Q1 2021170.6K$11M+0.24%
Q4 2020199.9K$13M+0.29%
Q3 2020232.5K$12M+0.41%
Q2 2020258.8K$16M+0.58%
Q1 2020200.2K$7M+0.38%
Q4 2019200.7K$12M+0.55%
Q3 2019201.2K$12M+0.68%
Q2 2019193.2K$13M+0.65%
Q1 201919.9K$1M+0.06%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Granahan Investment Management, LLC’s full portfolio or all institutional holders of MTRN.