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CIK 0000799165 · Non-accelerated filer<br>Smaller reporting company

DAWSON GEOPHYSICAL CO

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Ticker
DWSN
Exchange
Nasdaq
Industry
Oil & Gas Field Exploration Services
FY end
Dec 31
Incorporated
TX
Entity type
operating
EIN
742095844
Phone
4326843000
Business address
508 WEST WALL, SUITE 800, MIDLAND, TX, 79701
Former names
TGC INDUSTRIES INC
  1. 4 Shares withheld for taxes EVP & Chief Operating Officer gave up 8,116 shares (to pay taxes)
  2. 4 Shares withheld for taxes CEO & President gave up 12,175 shares (to pay taxes)
  3. 10-Q Report Quarterly Report
  4. 8-K Event Results of operations
  5. 4 Grant or award EVP & Chief Operating Officer acquired 150 shares (grant or award)
  6. 10-Q Report Quarterly Report
  7. 8-K Event Results of operations
  8. 10-K/A Report 10-K/A
  9. 10-K Report Annual Report
  10. 8-K Event Results of operations
  11. SCHEDULE 13D/A Stake Beneficial Ownership Report
  12. 4 Other disposition Director disposed of 15,547,010 shares (other)
  13. 10-Q Report Quarterly Report
  14. 8-K Event Results of operations
  15. 8-K Event Material agreement · New debt or obligation
  16. SCHEDULE 13D/A Stake Beneficial Ownership Report
  17. 4 Grant or award EVP & Chief Operating Officer acquired 100,000 shares (grant or award)
  18. 4 Grant or award CEO & President acquired 150,000 shares (grant or award)
  19. 4 Grant or award CEO & President acquired 550 shares (grant or award)
  20. 4 Grant or award CEO & President acquired 500 shares (grant or award)

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