Granahan Investment Management, LLC / MTRN
Granahan Investment Management, LLC’s Materion Corp Position
Does Granahan Investment Management, LLC own Materion Corp (MTRN)? Yes — 144.5K 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
| Quarter | Shares | Value | % of Portfolio |
|---|---|---|---|
| Q1 2026 | 144.5K | $21M | +1.01% |
| Q4 2025 | 138.2K | $17M | +0.74% |
| Q3 2025 | 94.3K | $11M | +0.47% |
| Q2 2025 | 121.0K | $10M | +0.39% |
| Q1 2025 | 124.5K | $10M | +0.51% |
| Q4 2024 | 126.4K | $12M | +0.52% |
| Q3 2024 | 136.7K | $15M | +0.60% |
| Q2 2024 | 194.1K | $21M | +0.84% |
| Q1 2024 | 194.6K | $26M | +0.90% |
| Q4 2023 | 226.9K | $30M | +0.98% |
| Q3 2023 | 231.9K | $24M | +0.84% |
| Q2 2023 | 234.5K | $27M | +0.82% |
| Q1 2023 | 235.3K | $27M | +0.83% |
| Q4 2022 | 239.6K | $21M | +0.64% |
| Q3 2022 | 173.8K | $14M | +0.45% |
| Q2 2022 | 148.9K | $11M | +0.37% |
| Q1 2022 | 160.5K | $14M | +0.34% |
| Q4 2021 | 239.7K | $22M | +0.45% |
| Q3 2021 | 232.1K | $16M | +0.30% |
| Q2 2021 | 215.1K | $16M | +0.30% |
| Q1 2021 | 170.6K | $11M | +0.24% |
| Q4 2020 | 199.9K | $13M | +0.29% |
| Q3 2020 | 232.5K | $12M | +0.41% |
| Q2 2020 | 258.8K | $16M | +0.58% |
| Q1 2020 | 200.2K | $7M | +0.38% |
| Q4 2019 | 200.7K | $12M | +0.55% |
| Q3 2019 | 201.2K | $12M | +0.68% |
| Q2 2019 | 193.2K | $13M | +0.65% |
| Q1 2019 | 19.9K | $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.