---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-22-002734"
form_type: "8-K"
ticker: "DWSN"
cik: "0000799165"
company_name: "DAWSON GEOPHYSICAL CO"
filed_at: "2022-01-10T23:59:59+00:00"
generated_at: "2026-06-27T19:41:18.565396+00:00"
event_type: "m_and_a"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Dawson Geophysical amends merger deal: tender threshold lowered to 66.67%, offer extended to Jan 14

## Summary
- Minimum tender condition reduced from 80% to 66.67% of outstanding shares to close the offer.
- Offer extended to expire at 5:00 p.m. NY time on January 14, 2022.
- Upon acceptance, directors Jumper, Cooper, Klofas resign; Matt Wilks, Krylov, Bradley appointed, Wilks as Chairman.
- CEO Jumper waives right to resign for Good Reason solely due to board resignation; employment agreement unchanged.

## SEC filing metadata
- accession: 0001104659-22-002734
- form_type: 8-K
- ticker: DWSN
- cik: 0000799165
- company_name: DAWSON GEOPHYSICAL CO
- filed_at: 2022-01-10T23:59:59+00:00
- event_type: m_and_a
- sentiment: negative
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.01, 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/799165/000110465922002734/0001104659-22-002734-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/799165/000110465922002734/tm222433d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-22-002734
- JSON: https://secwatch.observer/filing/0001104659-22-002734.json
- Plain text: https://secwatch.observer/filing/0001104659-22-002734.txt

## Key facts
- Executive change
  Jumper resigned as Chairman of the Board at DAWSON GEOPHYSICAL CO.
  - Action: resigned
  - Role: Chairman of the Board
  source text: Mr. Jumper’s resignation as a member and Chairman of the Board is conditioned on the tender offer Acceptance Time occurring.
  evidence_url: https://www.sec.gov/Archives/edgar/data/799165/000110465922002734/0001104659-22-002734-index.htm

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