Mark D. Griffin
CIK: 0001357717
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)
TELOS CORP
Discretionary Trading P&L
Holdings
Transaction History (15 total)
- May 26, 2026TLS
TELOS CORP
Award(A)Direct106.8K shares- - May 16, 2026TLS
TELOS CORP
Tax Payment(F)Direct77.1K shares at avg. $4.20$324K - Mar 19, 2026TLS
TELOS CORP
Tax Payment(F)Direct51.3K shares at avg. $4.27$219K - Mar 18, 2026TLS
TELOS CORP
Award(A)Direct113.7K shares- - Feb 2, 2026TLS
TELOS CORP
Tax Payment(F)Direct172.8K shares at avg. $5.53$955K - Feb 2, 2026TLS
TELOS CORP
Award(A)Direct379.9K shares- - Oct 20, 2025TLS
TELOS CORP
Tax Payment(F)Direct127K shares at avg. $7.10$902K - Oct 20, 2025TLS
TELOS CORP
Exercise(M)Direct191.4K shares- - Oct 20, 2025TLS
TELOS CORP
Award(A)Direct90.2K shares- - Jul 1, 2025TLS
TELOS CORP
Tax Payment(F)Direct30.5K shares at avg. $3.12$95K - Jul 1, 2025TLS
TELOS CORP
Award(A)Direct67.6K shares at avg. $3.12$211K - Jun 11, 2025TLS
TELOS CORP
Award(A)DirectPerformance-Based RSUs
380.4K shares- - May 16, 2025TLS
TELOS CORP
Tax Payment(F)Direct77.1K shares at avg. $2.71$209K - Apr 14, 2025TLS
TELOS CORP
Tax Payment(F)Direct21.6K shares at avg. $2.48$54K - Apr 14, 2025TLS
TELOS CORP
Award(A)Direct45.1K shares at avg. $2.48$112K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| May 26, 2026 | TLS TELOS CORP | Award(A) | 106,763 | - | $0 | Direct |
| May 16, 2026 | TLS TELOS CORP | Tax Payment(F) | 77,097 | $4.20 | $323,807 | Direct |
| Mar 19, 2026 | TLS TELOS CORP | Tax Payment(F) | 51,286 | $4.27 | $218,991 | Direct |
| Mar 18, 2026 | TLS TELOS CORP | Award(A) | 113,716 | - | $0 | Direct |
| Feb 2, 2026 | TLS TELOS CORP | Tax Payment(F) | 172,756 | $5.53 | $955,341 | Direct |
| Feb 2, 2026 | TLS TELOS CORP | Award(A) | 379,920 | - | $0 | Direct |
| Oct 20, 2025 | TLS TELOS CORP | Tax Payment(F) | 127,006 | $7.10 | $901,743 | Direct |
| Oct 20, 2025 | TLS TELOS CORP | Exercise(M) | 191,417 | - | - | Direct |
| Oct 20, 2025 | TLS TELOS CORP | Award(A) | 90,189 | - | - | Direct |
| Jul 1, 2025 | TLS TELOS CORP | Tax Payment(F) | 30,507 | $3.12 | $95,182 | Direct |
| Jul 1, 2025 | TLS TELOS CORP | Award(A) | 67,642 | $3.12 | $211,043 | Direct |
| Jun 11, 2025 | TLS TELOS CORP | Award(A) Performance-Based RSUs | 380,373 | - | - | Direct |
| May 16, 2025 | TLS TELOS CORP | Tax Payment(F) | 77,097 | $2.71 | $208,933 | Direct |
| Apr 14, 2025 | TLS TELOS CORP | Tax Payment(F) | 21,617 | $2.48 | $53,610 | Direct |
| Apr 14, 2025 | TLS TELOS CORP | Award(A) | 45,094 | $2.48 | $111,833 | Direct |
1-15 of 15 transactions
About Griffin Mark D
Griffin Mark D (SEC CIK 0001357717) files insider reports with the SEC as EVP, Security Solutions of TELOS CORP (TLS).
Signal8 holds 9 ownership filings by Griffin Mark D, all Form 4s, filed between Apr 15, 2025 and May 27, 2026. Those filings report 15 transactions, from Apr 14, 2025 to May 26, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on Griffin Mark D's filings is in ASHBURN, VA.
Recent filings by Griffin Mark D
- May 26, 2026: Grant or award of TLS shares (Form 4, code A).
- May 16, 2026: Tax withholding of TLS shares (Form 4, code F).
- Mar 19, 2026: Tax withholding of TLS shares (Form 4, code F).
- Mar 18, 2026: Grant or award of TLS shares (Form 4, code A).
- Feb 2, 2026: Tax withholding of TLS shares (Form 4, code F).
Other insiders filing for TELOS CORP (TLS)
- Wood John B, Chairman and CEO
- Bendza Gary Mark, EVP, CFO
- Robbins Edward Hutchinson Jr., EVP, General Counsel
- Dockery Derrick D., Director
- Terreri Donald Joseph, Controller, Chief Acct Officer
- Jacobs Bradley W., Director