---
schema_version: "secwatch.filing_event.v1"
accession: "0001049521-23-000043"
form_type: "8-K"
ticker: "MRCY"
cik: "0001049521"
company_name: "MERCURY SYSTEMS INC"
filed_at: "2023-10-31T23:59:59+00:00"
generated_at: "2026-06-09T04:04:04.943926+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Mercury Systems elects directors, approves stock plan, appoints Ballhaus Chairman

## Summary
- Shareholders elected DeMuro, Krone, Ostfeld as Class II directors for three-year terms through 2026.
- Advisory say-on-pay approved with 51.6M for vs 1.5M against; frequency set at one year.
- Amended 2018 Stock Incentive Plan approved with 48.1M for vs 5.0M against.
- KPMG ratified as independent auditor for fiscal 2024 with 54.6M for vs 378k against.
- Board elected William L. Ballhaus as Chairman and Barry R. Nearhos as Lead Independent Director.

## SEC filing metadata
- accession: 0001049521-23-000043
- form_type: 8-K
- ticker: MRCY
- cik: 0001049521
- company_name: MERCURY SYSTEMS INC
- filed_at: 2023-10-31T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02, 5.07, 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1049521/000104952123000043/0001049521-23-000043-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1049521/000104952123000043/mrcy-20231031.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001049521-23-000043
- JSON: https://secwatch.observer/filing/0001049521-23-000043.json
- Plain text: https://secwatch.observer/filing/0001049521-23-000043.txt

## Key facts
- Shareholder Votes
  MERCURY SYSTEMS INC shareholders approved To approve the Company's amended and restated 2018 Stock Incentive Plan at the 2023-10-25 meeting.
  - Proposal: equity plan
  - Outcome: passed
  - Meeting: 2023-10-25
  source text: 4. To approve the Company's amended and restated 2018 Stock Incentive Plan: For: 48,117,614.00 Against: 4,958,109.00 Abstain: 36,046.00 Non-Votes: 1,895,771.00 Uncast 0
  evidence_url: https://www.sec.gov/Archives/edgar/data/1049521/000104952123000043/0001049521-23-000043-index.htm
- Shareholder Votes
  MERCURY SYSTEMS INC shareholders approved To ratify the appointment of KPMG LLP as the Company's independent registered public accounting firm for fiscal 2024 at the 2023-10-25 meeting.
  - Proposal: auditor ratification
  - Outcome: passed
  - Meeting: 2023-10-25
  source text: 5. To ratify the appointment of KPMG LLP as the Company's independent registered public accounting firm for fiscal 2024: 2 For: 54,570,846.00 Against: 378,446.00 Abstain: 58,248.00 Non-Votes: 0 Uncast 0
  evidence_url: https://www.sec.gov/Archives/edgar/data/1049521/000104952123000043/0001049521-23-000043-index.htm
- Shareholder Votes
  MERCURY SYSTEMS INC shareholders approved To elect three Class II directors nominated by the Board of Directors, each to serve for a three-year term, and in each case until their successors have been duly elected and qualified at the 2023-10-25 meeting.
  - Proposal: director election
  - Outcome: passed
  - Meeting: 2023-10-25
  source text: Director Nominee For Withheld Non-Votes Uncast Gerard J. DeMuro 52,560,858.00 550,911.00 1,895,771.00 0 Roger A. Krone 52,357,474.00 754,295.00 1,895,771.00 0 Scott Ostfeld 52,429,160.00 682,609.00 1,895,771.00 0
  evidence_url: https://www.sec.gov/Archives/edgar/data/1049521/000104952123000043/0001049521-23-000043-index.htm
- Shareholder Votes
  MERCURY SYSTEMS INC shareholders approved To approve, on an advisory basis, the frequency of holding future say-on-pay votes at the 2023-10-25 meeting.
  - Proposal: say on pay frequency
  - Outcome: passed
  - Meeting: 2023-10-25
  source text: 3. To approve, on an advisory basis, the frequency of holding future say-on-pay votes: One Year: 51,169,321.00 Two Years: 25,565.00 Three Years: 1,764,980.00 Abstain: 151,903.00 Non-Votes: 1,895,771.00 Uncast: 0
  evidence_url: https://www.sec.gov/Archives/edgar/data/1049521/000104952123000043/0001049521-23-000043-index.htm
- Shareholder Votes
  MERCURY SYSTEMS INC shareholders approved To approve, on an advisory basis, the compensation of the Company's named executive officers at the 2023-10-25 meeting.
  - Proposal: say on pay
  - Outcome: passed
  - Meeting: 2023-10-25
  source text: 2. To approve, on an advisory basis, the compensation of the Company's named executive officers: For: 51,583,248.00 Against: 1,458,340.00 Abstain: 70,181.00 Non-Votes: 1,895,771.00 Uncast 0
  evidence_url: https://www.sec.gov/Archives/edgar/data/1049521/000104952123000043/0001049521-23-000043-index.htm
- Shareholder Votes
  MERCURY SYSTEMS INC shareholders voted on To consider and act upon any other business that may properly come before the meeting or any adjournment or postponement of the meeting at the 2023-10-25 meeting.
  - Meeting: 2023-10-25
  source text: 6. To consider and act upon any other business that may properly come before the meeting or any adjournment or postponement of the meeting: For: 7,190,153.00 Against: 45,809,951.00 Abstain: 111,665.00 Non-Votes: 1,895,771.00 Uncast 0
  evidence_url: https://www.sec.gov/Archives/edgar/data/1049521/000104952123000043/0001049521-23-000043-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.
