James Brian Lally - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
James Brian Lally has filed 1 SEC Form 4 filing across 1 company in the last 90 days - selling. Lifetime open-market sales: $594K.
Profile

James Brian Lally holds the role of CEO at ENTERPRISE FINANCIAL SERVICES CORP (EFSC). Lally has reported 10 insider filings with the SEC since 2025. The most recent filing was in July 2026.
| Role | CEO, Director |
|---|---|
| Notability | 40/100 |
Board memberships
- ENTERPRISE FINANCIAL SERVICES CORP
Reported roles
- CEO
Awards & honors
- CEO of Enterprise Financial Services Corp
- Director at Enterprise Financial Services Corp
Trading Pattern
InsiderAlpha's records for James Brian Lally go back to 2025: 10 primary Form 4 filings, an average of 5.0 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 James Brian Lally 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.
- CEO, Director at ENTERPRISE FINANCIAL SERVICES CORP (EFSC) - 10 filings, 2025 to 2026
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-07-08 | EFSC | ENTERPRISE FINANCIAL SERVICES CORP | J - Other acquisition / disposition | 462 | $45.94 | $21K |
| 2026-02-26 | EFSC | ENTERPRISE FINANCIAL SERVICES CORP | F - Tax withholding / forfeiture | 3.5K | $57.57 | $202K |
| 2026-02-26 | EFSC | ENTERPRISE FINANCIAL SERVICES CORP | M - Option exercise | 8.0K | $0.00 | |
| 2026-02-12 | EFSC | ENTERPRISE FINANCIAL SERVICES CORP | F - Tax withholding / forfeiture | 2.2K | $59.22 | $131K |
| 2026-02-12 | EFSC | ENTERPRISE FINANCIAL SERVICES CORP | A - Grant or award | 5.5K | $0.00 | |
| 2026-02-12 | EFSC | ENTERPRISE FINANCIAL SERVICES CORP | F - Tax withholding / forfeiture | 2.8K | $59.22 | $164K |
| 2026-02-12 | EFSC | ENTERPRISE FINANCIAL SERVICES CORP | A - Grant or award | 6.8K | $0.00 | |
| 2026-02-12 | EFSC | ENTERPRISE FINANCIAL SERVICES CORP | F - Tax withholding / forfeiture | 1.7K | $59.22 | $99K |
| 2026-02-12 | EFSC | ENTERPRISE FINANCIAL SERVICES CORP | M - Option exercise | 4.2K | $0.00 | |
| 2025-06-30 | EFSC | ENTERPRISE FINANCIAL SERVICES CORP | J - Other acquisition / disposition | 450 | $46.84 | $21K |
| 2025-06-26 | EFSC | ENTERPRISE FINANCIAL SERVICES CORP | S - Open-market sale | 1.8K | $55.16 | $101K |
| 2025-06-24 | EFSC | ENTERPRISE FINANCIAL SERVICES CORP | S - Open-market sale | 1.7K | $55.04 | $91K |
| 2025-05-15 | EFSC | ENTERPRISE FINANCIAL SERVICES CORP | S - Open-market sale | 400 | $55.01 | $22K |
| 2025-05-13 | EFSC | ENTERPRISE FINANCIAL SERVICES CORP | S - Open-market sale | 2.2K | $55.04 | $121K |
| 2025-05-12 | EFSC | ENTERPRISE FINANCIAL SERVICES CORP | S - Open-market sale | 4.7K | $55.18 | $259K |
Companies - Last 90 Days
- ENTERPRISE FINANCIAL SERVICES CORP (EFSC) - 1 filing, last 2026-07-08
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies James Brian Lally 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.
- Michael E. Finn - $81K of EFSC open-market activity in the last 12 months
- Mark G. Ponder - $76K of EFSC open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- JANA Partners Management, LP
- Arun Jeldi
- Jan Philipp Jenisch
- Marc Johnson
- James Jones
- Andrew T. Kaplan
- A. J. Kazimi
- Michael John Kazley
Frequently Asked Questions
Who is James Brian Lally?
James Brian Lally holds the role of CEO at ENTERPRISE FINANCIAL SERVICES CORP (EFSC). Lally has reported 10 insider filings with the SEC since 2025. The most recent filing was in July 2026.…
How many SEC Form 4 filings has James Brian Lally submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has James Brian Lally been buying or selling stock?
Recorded transactions: 0 open-market purchases and 5 open-market sales ($594K) across all tracked filings.
Where can I see all of James Brian Lally'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 James Brian Lally profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.