Position in MTRN
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$65,446,022
+$23,046,070 QoQ
Shares Held
220,068
-24.9% QoQ
Ownership
1.06%
of shares outstanding
% of Portfolio
4.54%
of 13F equity value
Holder Rank
#21
of 405 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MTRN Over Time
Shares Held
Position Value (USD)
Position in Other Industrial Metals & Mining
Basic Materials · as of Jun 30, 2026Harvey Partners, LLC holds $65,446,022 across 1 Other Industrial Metals & Mining name. MTRN ranks #1 (100.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MTRN |
MATERION Corp
This page
|
220,068 | $65,446,022 |
All Filings in MTRN
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4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $65,446,022 | 220,068 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $42,399,952 | 293,121 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $39,720,240 | 319,500 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $38,417,580 | 318,000 | Shares | Sole | 2025-11-14 | |
| No filing history on record for this holder in this stock. | ||||||