William L. Ballhaus
President & CEO at Mercury Systems Inc
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 3 years
- Director since
- 2023
3 years of board service in total across 1 board, counting each seat separately. Longest: Mercury Systems Inc, 3 years.
Mercury Systems Inc
Director · Chairman, President & CEO
Chief executive roles
Mercury Systems Inc
· President & CEO
Dates unknown
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Aug 19, 2024 | Mercury Systems Inc | Open-market sale | −6,549 | $39.49 | $258,620 |
| Aug 15, 2024 | Mercury Systems Inc | Grant or award | +69,006 | — | — |
| Jun 24, 2024 | Mercury Systems Inc | Shares withheld for tax | −567 | $28.24 | $16,012 |
| Feb 12, 2024 | Mercury Systems Inc | Open-market purchase | +3,413 | $29.30 | $100,000 |
| Feb 9, 2024 | Mercury Systems Inc | Open-market purchase | +3,653 | $28.22 | $103,093 |
| Oct 27, 2023 | Mercury Systems Inc | Shares withheld for tax | −408 | $36.21 | $14,774 |
| Aug 18, 2023 | Mercury Systems Inc | Open-market purchase | +39,925 | $37.57 | $1,499,995 |
| Aug 17, 2023 | Mercury Systems Inc | Grant or award | +82,034 | — | — |
| Aug 17, 2023 | Mercury Systems Inc | Grant or award | +64,260 | — | — |
| Aug 17, 2023 | Mercury Systems Inc | Grant or award | +92,972 | — | — |
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