David (james) Miller
CIK: 0002153371
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)
MATRIX SERVICE CO
Discretionary Trading P&L
Holdings
Transaction History (13 total)
- Aug 30, 2026MTRX
MATRIX SERVICE CO
Tax Payment(F)Direct380 shares at avg. $10.83$4K - Aug 30, 2026MTRX
MATRIX SERVICE CO
Exercise(M)Direct967 shares- - Aug 30, 2026MTRX
MATRIX SERVICE CO
Disposition(D)Direct967 shares at avg. $10.83$10K - Aug 29, 2026MTRX
MATRIX SERVICE CO
Exercise(M)Direct2.4K shares- - Aug 29, 2026MTRX
MATRIX SERVICE CO
Disposition(D)Direct2.4K shares at avg. $10.83$26K - Aug 29, 2026MTRX
MATRIX SERVICE CO
Tax Payment(F)Direct932 shares at avg. $10.83$10K - Aug 27, 2026MTRX
MATRIX SERVICE CO
Tax Payment(F)Direct632 shares at avg. $10.91$7K - Aug 27, 2026MTRX
MATRIX SERVICE CO
Exercise(M)Direct1.7K shares- - Aug 27, 2026MTRX
MATRIX SERVICE CO
Disposition(D)Direct1.7K shares at avg. $10.91$19K - Aug 27, 2026MTRX
MATRIX SERVICE CO
Tax Payment(F)Direct669 shares at avg. $10.91$7K - Aug 27, 2026MTRX
MATRIX SERVICE CO
Exercise(M)Direct1.6K shares- - Aug 27, 2026MTRX
MATRIX SERVICE CO
Disposition(D)Direct1.6K shares at avg. $10.91$18K - Aug 25, 2026MTRX
MATRIX SERVICE CO
Award(A)Direct5.4K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 30, 2026 | MTRX MATRIX SERVICE CO | Tax Payment(F) | 380 | $10.83 | $4,115 | Direct |
| Aug 30, 2026 | MTRX MATRIX SERVICE CO | Exercise(M) | 967 | - | $0 | Direct |
| Aug 30, 2026 | MTRX MATRIX SERVICE CO | Disposition(D) | 967 | $10.83 | $10,473 | Direct |
| Aug 29, 2026 | MTRX MATRIX SERVICE CO | Exercise(M) | 2,370 | - | $0 | Direct |
| Aug 29, 2026 | MTRX MATRIX SERVICE CO | Disposition(D) | 2,370 | $10.83 | $25,667 | Direct |
| Aug 29, 2026 | MTRX MATRIX SERVICE CO | Tax Payment(F) | 932 | $10.83 | $10,094 | Direct |
| Aug 27, 2026 | MTRX MATRIX SERVICE CO | Tax Payment(F) | 632 | $10.91 | $6,895 | Direct |
| Aug 27, 2026 | MTRX MATRIX SERVICE CO | Exercise(M) | 1,702 | - | $0 | Direct |
| Aug 27, 2026 | MTRX MATRIX SERVICE CO | Disposition(D) | 1,702 | $10.91 | $18,569 | Direct |
| Aug 27, 2026 | MTRX MATRIX SERVICE CO | Tax Payment(F) | 669 | $10.91 | $7,299 | Direct |
| Aug 27, 2026 | MTRX MATRIX SERVICE CO | Exercise(M) | 1,607 | - | $0 | Direct |
| Aug 27, 2026 | MTRX MATRIX SERVICE CO | Disposition(D) | 1,607 | $10.91 | $17,532 | Direct |
| Aug 25, 2026 | MTRX MATRIX SERVICE CO | Award(A) | 5,432 | - | $0 | Direct |
1-13 of 13 transactions
About MILLER DAVID (JAMES)
MILLER DAVID (JAMES) (SEC CIK 0002153371) files insider reports with the SEC as VP & General Counsel of MATRIX SERVICE CO (MTRX).
Signal8 holds 2 ownership filings by MILLER DAVID (JAMES) (1 Form 3, 1 Form 4), filed on Sep 4, 2026. Those filings report 13 transactions, from Aug 25, 2026 to Aug 30, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on MILLER DAVID (JAMES)'s filings is in HOUSTON, TX.
Recent filings by MILLER DAVID (JAMES)
- Aug 30, 2026: Tax withholding of MTRX shares (Form 4, code F).
- Aug 30, 2026: Option exercise of MTRX shares (Form 4, code M).
- Aug 30, 2026: Disposition to issuer transaction of MTRX shares (Form 4, code D).
- Aug 29, 2026: Option exercise of MTRX shares (Form 4, code M).
- Aug 29, 2026: Disposition to issuer transaction of MTRX shares (Form 4, code D).
Other insiders filing for MATRIX SERVICE CO (MTRX)
- SMITH ANDREW JOHN, Chief Financial Officer
- SHEETS JUSTIN D, SVP, Enterprise Services
- Cavanah Kevin S, VP Finance & CFO
- PAYNE SHAWN P, President & CEO
- HEWITT JOHN R, President & CEO
- AUSTIN NANCY E, VP, Chief Admin Officer