Donald Joseph Terreri - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Donald Joseph Terreri has filed 1 SEC Form 4 filing across 1 company in the last 90 days.
Profile
Donald Joseph Terreri holds the role of Controller, Chief Acct Officer at TELOS CORP (TLS). Terreri has reported 3 insider filings with the SEC since 2025. The most recent filing was in May 2026.
| Role | Controller, Chief Acct Officer |
|---|---|
| Notability | 34/100 |
Board memberships
- TELOS CORP
Reported roles
- Controller, Chief Acct Officer
Trading Pattern
InsiderAlpha's records for Donald Joseph Terreri go back to 2025: 3 primary Form 4 filings, an average of 1.5 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Career & Filing History
Every role Donald Joseph Terreri has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- Controller, Chief Acct Officer at TELOS CORP (TLS) - 3 filings, 2025 to 2026
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-27 | TLS | TELOS CORP | A - Grant or award | 13.3K | $0.00 | |
| 2026-03-20 | TLS | TELOS CORP | F - Tax withholding / forfeiture | 12.6K | $4.27 | $54K |
| 2026-03-20 | TLS | TELOS CORP | A - Grant or award | 25.0K | $0.00 | |
| 2025-08-14 | TLS | TELOS CORP | A - Grant or award | 9.2K | $0.00 |
Companies - Last 90 Days
- TELOS CORP (TLS) - 1 filing, last 2026-05-27
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies Donald Joseph Terreri has recently filed at. Multiple unrelated insiders buying the same stock within a short window - cluster buying - has historically been one of the strongest Form 4 signals.
- Fredrick Schaufeld - $3.54M of TLS open-market activity in the last 12 months
- John B. Wood - $2.76M of TLS open-market activity in the last 12 months
- Gary Mark Bendza - $1.49M of TLS open-market activity in the last 12 months
- Bradley W. Jacobs - $710K of TLS open-market activity in the last 12 months
- Edward Hutchinson Robbins Jr. - $408K of TLS open-market activity in the last 12 months
- John W. Maluda - $347K of TLS open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- DONEGAL MUTUAL INSURANCE CO
- DORCHESTER MINERALS OPERATING LP
- Robert W. Duggan
- John Earl
- EcoR1 Capital, LLC
- ECP ControlCo, LLC
- ECP Fiber Holdings GP, LLC
- Electrum Strategic Resources L.P.
Frequently Asked Questions
Who is Donald Joseph Terreri?
Donald Joseph Terreri holds the role of Controller, Chief Acct Officer at TELOS CORP (TLS). Terreri has reported 3 insider filings with the SEC since 2025. The most recent filing was in May 2026.…
How many SEC Form 4 filings has Donald Joseph Terreri submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Donald Joseph Terreri's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Open the live Donald Joseph Terreri profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.