---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-23-025370"
form_type: "8-K"
ticker: "PESI"
cik: "0000891532"
company_name: "PERMA FIX ENVIRONMENTAL SERVICES INC"
filed_at: "2023-07-24T23:59:59+00:00"
generated_at: "2026-06-13T04:41:44.097152+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# Perma-Fix shareholders reelect all 9 directors, approve stock plan amendment, ratify auditors

## Summary
- 10,157,594 shares voted (74.95% of outstanding); all nine director nominees reelected.
- Second Amendment to 2017 Stock Option Plan approved (4,932,410 for, 109,864 against).
- Grant Thornton, LLP ratified as independent auditor for 2023 (10,138,245 for).
- Advisory vote on 2022 executive compensation approved (5,013,281 for).
- Non-binding advisory vote on frequency: one-year option received most votes (4,790,137).

## SEC filing metadata
- accession: 0001493152-23-025370
- form_type: 8-K
- ticker: PESI
- cik: 0000891532
- company_name: PERMA FIX ENVIRONMENTAL SERVICES INC
- filed_at: 2023-07-24T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 5.07, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/891532/000149315223025370/0001493152-23-025370-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/891532/000149315223025370/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-23-025370
- JSON: https://secwatch.observer/filing/0001493152-23-025370.json
- Plain text: https://secwatch.observer/filing/0001493152-23-025370.txt

## Key facts
- Shareholder Votes
  PERMA FIX ENVIRONMENTAL SERVICES INC shareholders approved Approve the Second Amendment to the Company’s 2017 Stock Option Plan at the 2023-07-20 meeting.
  - Proposal: equity plan
  - Outcome: passed
  - Meeting: 2023-07-20
  source text: Proposal No. 2—Approve the Second Amendment to the Company’s 2017 Stock Option Plan: Votes Abstention 4,932,410 109,864 364,155 There were 4,751,165 broker non-votes on this matter.
  evidence_url: https://www.sec.gov/Archives/edgar/data/891532/000149315223025370/0001493152-23-025370-index.htm
- Shareholder Votes
  PERMA FIX ENVIRONMENTAL SERVICES INC shareholders approved Ratification of the Appointment of Grant Thornton, LLP as the Independent Registered Public Accounting Firm of the Company for the 2023 Fiscal Year at the 2023-07-20 meeting.
  - Proposal: auditor ratification
  - Outcome: passed
  - Meeting: 2023-07-20
  source text: Proposal No. 3—Ratification of the Appointment of Grant Thornton, LLP as the Independent Registered Public Accounting Firm of the Company for the 2023 Fiscal Year: Votes Abstention 10,138,245 7,387 11,962 There were no broker non-votes on this matter.
  evidence_url: https://www.sec.gov/Archives/edgar/data/891532/000149315223025370/0001493152-23-025370-index.htm
- Shareholder Votes
  PERMA FIX ENVIRONMENTAL SERVICES INC shareholders approved Election of Directors at the 2023-07-20 meeting.
  - Proposal: director election
  - Outcome: passed
  - Meeting: 2023-07-20
  source text: Proposal No. 1—Election of Directors: Votes Proposal Votes For Withhold Election of Eight (9) Directors: Thomas P. Bostick 5,323,604 82,825 Dr. Louis F. Centofanti 5,273,345 133,084 Mark J. Duff 5,344,455 61,974 Kerry C. Duggan 5,091,593 314,836 Joseph T. Grumski 5,338,213 68,216 Joe R. Reeder 4,968,589 437,840 Larry M. Shelton 5,337,812 68,617 Zach P. Wamp 5,326,904 79,525 Mark A. Zwecker 5,338,087 68,342 There were 4,751,165 broker non-votes for each nominee.
  evidence_url: https://www.sec.gov/Archives/edgar/data/891532/000149315223025370/0001493152-23-025370-index.htm
- Shareholder Votes
  PERMA FIX ENVIRONMENTAL SERVICES INC shareholders approved Approval, by an Advisory (Non-Binding) Vote, of the 2022 Compensation of the Company’s Named Executive Officers at the 2023-07-20 meeting.
  - Proposal: say on pay
  - Outcome: passed
  - Meeting: 2023-07-20
  source text: Proposal No. 4—Approval, by an Advisory (Non-Binding) Vote, of the 2022 Compensation of the Company’s Named Executive Officers: Votes Abstention 5,013,281 51,890 341,258 There were 4,751,165 broker non-votes on this matter.
  evidence_url: https://www.sec.gov/Archives/edgar/data/891532/000149315223025370/0001493152-23-025370-index.htm
- Shareholder Votes
  PERMA FIX ENVIRONMENTAL SERVICES INC shareholders approved Recommend, by Non-binding Vote, the Frequency of Future Advisory Votes on Executive Compensation at the 2023-07-20 meeting.
  - Proposal: say on pay frequency
  - Outcome: passed
  - Meeting: 2023-07-20
  source text: Proposal No. 5—Recommend, by Non-binding Vote, the Frequency of Future Advisory Votes on Executive Compensation: 1 Year 2 Years 3 Years Abstention 4,790,137 69,179 534,981 12,132 There were 4,751,165 broker non-votes on this matter.
  evidence_url: https://www.sec.gov/Archives/edgar/data/891532/000149315223025370/0001493152-23-025370-index.htm

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