Matthew D. Mullet - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Matthew D. Mullet has filed 1 SEC Form 4 filing across 1 company in the last 90 days.
Profile
Matthew D. Mullet holds the role of Pres & CEO of 1st Security Ban at FS Bancorp, Inc. (FSBW). Mullet has reported 7 insider filings with the SEC since 2024. The most recent filing was in May 2026.
| Role | Pres & CEO of 1st Security Ban |
|---|---|
| Notability | 40/100 |
Board memberships
- FS Bancorp, Inc.
Reported roles
- Pres & CEO of 1st Security Ban
Awards & honors
- Leadership in diversified lending
- Role in financial management at FS Bancorp
Trading Pattern
InsiderAlpha's records for Matthew D. Mullet go back to 2024: 7 primary Form 4 filings, an average of 2.3 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 Matthew D. Mullet 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.
- Pres & CEO of 1st Security Ban at FS Bancorp, Inc. (FSBW) - 1 filing, 2026
- President & CEO of the Bank at FS Bancorp, Inc. (FSBW) - 1 filing, 2026
- President at FS Bancorp, Inc. (FSBW) - 4 filings, 2025
- President & CFO at FS Bancorp, Inc. (FSBW) - 1 filing, 2024
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-08 | FSBW | FS Bancorp, Inc. | J - Other acquisition / disposition | 218 | $41.37 | $9K |
| 2026-02-10 | FSBW | FS Bancorp, Inc. | J - Other acquisition / disposition | 213 | $42.28 | $9K |
| 2025-11-10 | FSBW | FS Bancorp, Inc. | J - Other acquisition / disposition | 237 | $38.01 | $9K |
| 2025-11-07 | FSBW | FS Bancorp, Inc. | M - Option exercise | 3.1K | $21.35 | $66K |
| 2025-08-15 | FSBW | FS Bancorp, Inc. | F - Tax withholding / forfeiture | 1.5K | $40.14 | $62K |
| 2025-08-15 | FSBW | FS Bancorp, Inc. | A - Grant or award | 3.8K | - | |
| 2025-08-06 | FSBW | FS Bancorp, Inc. | J - Other acquisition / disposition | 230 | $39.20 | $9K |
| 2024-11-08 | FSBW | FS Bancorp, Inc. | J - Other acquisition / disposition | 155 | $48.47 | $8K |
Companies - Last 90 Days
- FS Bancorp, Inc. (FSBW) - 1 filing, last 2026-05-08
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies Matthew D. Mullet 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.
- Joseph C. Adams - $1.53M of FSBW open-market activity in the last 12 months
- Marina Cofer-Wildsmith - $355K of FSBW open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Neil Mehta
- Keith A. Meister
- MetLife Investment Management, LLC
- John Micek
- Andrew J. Mills
- Charles N. Mills
- Kevin J. Mills
- Mink Brook Asset Management LLC
Frequently Asked Questions
Who is Matthew D. Mullet?
Matthew D. Mullet holds the role of Pres & CEO of 1st Security Ban at FS Bancorp, Inc. (FSBW). Mullet has reported 7 insider filings with the SEC since 2024. The most recent filing was in May 2026.…
How many SEC Form 4 filings has Matthew D. Mullet submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Matthew D. Mullet'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 Matthew D. Mullet profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.