Chemnitz Gregory R.
SEC insider (Form 3/4/5 filer). CIK 0001519910. VP General Counsel & Secretary at MATERION Corp (MTRN). 43 reported Form 4/5 transactions since Sep 2024; latest on Sep 4, 2026. Located in MAYFIELD HEIGHTS, OH.
Companies Chemnitz Gregory R. has filed insider reports for
- MATERION Corp (MTRN): Officer, VP General Counsel & Secretary
Chemnitz Gregory R.
CIK: 0001519910
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
MATERION Corp
Discretionary Trading P&L
Holdings
Transaction History (43 total)
- Sep 4, 2026MTRN
MATERION Corp
AwardDirectRestricted Stock Units
2 shares- - Jun 12, 2026MTRN
MATERION Corp
AwardDirectRestricted Stock Units
2 shares- - Mar 9, 2026MTRN
MATERION Corp
Tax PaymentDirect5 shares at avg. $144.19$720.95 - Mar 6, 2026MTRN
MATERION Corp
AwardDirect5 shares- - Mar 3, 2026MTRN
MATERION Corp
ExerciseDirect1.5K shares at avg. $135.58$199K - Mar 3, 2026MTRN
MATERION Corp
SaleDirect3.4K shares at avg. $157.26$540K - Mar 3, 2026MTRN
MATERION Corp
Tax PaymentDirect4.4K shares at avg. $157.26$699K - Mar 3, 2026MTRN
MATERION Corp
SaleDirect1.1K shares at avg. $157.51$171K - Mar 3, 2026MTRN
MATERION Corp
ExerciseDirect3K shares at avg. $113.28$344K - Mar 3, 2026MTRN
MATERION Corp
ExerciseDirect1K shares at avg. $87.36$89K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Sep 4, 2026 | MTRN MATERION Corp | Award Restricted Stock Units | 2 | - | - | Direct |
| Jun 12, 2026 | MTRN MATERION Corp | Award Restricted Stock Units | 2 | - | - | Direct |
| Mar 9, 2026 | MTRN MATERION Corp | Tax Payment | 5 | $144.19 | $721 | Direct |
| Mar 6, 2026 | MTRN MATERION Corp | Award | 5 | - | $0 | Direct |
| Mar 3, 2026 | MTRN MATERION Corp | Exercise | 1,471 | $135.58 | $199,438 | Direct |
| Mar 3, 2026 | MTRN MATERION Corp | Sale | 3,434 | $157.26 | $540,031 | Direct |
| Mar 3, 2026 | MTRN MATERION Corp | Tax Payment | 4,445 | $157.26 | $699,021 | Direct |
| Mar 3, 2026 | MTRN MATERION Corp | Sale | 1,083 | $157.51 | $170,589 | Direct |
| Mar 3, 2026 | MTRN MATERION Corp | Exercise | 3,040 | $113.28 | $344,371 | Direct |
| Mar 3, 2026 | MTRN MATERION Corp | Exercise | 1,017 | $87.36 | $88,845 | Direct |
1-10 of 43 transactions