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Clark William Anthony

Disclosed activity across 1 company

Tapewire entity
73901
SEC CIK
0001481594

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
DAWSON GEOPHYSICAL CODWSN · Entity 6724CEO & PresidentOctober 27, 2025October 28, 2025

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

DAWSON GEOPHYSICAL CO

Report date October 27, 2025 · Filed October 28, 2025

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Dawson Geophysical Company-Common Stock $0.01 par valueSEC Table I · non-derivativeDirect151,850 Reported balance After 2025-10-27 transaction · row 1
1 source row

Row 1 · 2025-10-27 · Grant · Acquired 150,000 · Balance 151,850

F1: Reflects restricted stock units granted to the reporting person under the Amended and Restated Dawson Geophysical Company 2016 Stock and Performance Incentive Plan. Each restricted stock unit represents the contingent right to receive one share of the Issuer's Class A common stock, par value $0.01 per share, and will vest in three equal annual installments beginning in October 2026.

Filing footnotes · ownership attribution and instrument terms

F1: Reflects restricted stock units granted to the reporting person under the Amended and Restated Dawson Geophysical Company 2016 Stock and Performance Incentive Plan. Each restricted stock unit represents the contingent right to receive one share of the Issuer's Class A common stock, par value $0.01 per share, and will vest in three equal annual installments beginning in October 2026.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
October 27, 2025 Filed Oct 28, 2025 20:01 UTC DAWSON GEOPHYSICAL CO DWSN · Entity 6724 GrantDawson Geophysical Company-Common Stock $0.01 par value 150,000 $0.00 $0.00
Disclosure

SEC source: 0001104659-25-103148 · tm2529625-1_4seq1.xml · nonDerivative · entry 1

Clark William Anthony · CIK 0001481594 · CEO & President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 151,850

F1 · shares: Reflects restricted stock units granted to the reporting person under the Amended and Restated Dawson Geophysical Company 2016 Stock and Performance Incentive Plan. Each restricted stock unit represents the contingent right to receive one share of the Issuer's Class A common stock, par value $0.01 per share, and will vest in three equal annual installments beginning in October 2026.

Read SEC document
September 09, 2025 Filed Sep 9, 2025 20:54 UTC DAWSON GEOPHYSICAL CO DWSN · Entity 6724 GrantDawson Geophysical Company-Common Stock $0.01 par value 550 $1.59 $874.50
Disclosure

SEC source: 0001104659-25-088660 · tm2525685-1_4seq1.xml · nonDerivative · entry 1

Clark William Anthony · CIK 0001481594 · CEO & President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,850

Read SEC document
August 20, 2025 Filed Aug 21, 2025 20:02 UTC DAWSON GEOPHYSICAL CO DWSN · Entity 6724 GrantDawson Geophysical Company-Common Stock $0.01 par value 500 $1.40 $700.00
Disclosure

SEC source: 0001104659-25-081405 · tm2524106-1_4seq1.xml · nonDerivative · entry 1

Clark William Anthony · CIK 0001481594 · CEO & President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,300

Read SEC document
June 13, 2025 Filed Jun 17, 2025 20:01 UTC DAWSON GEOPHYSICAL CO DWSN · Entity 6724 GrantDawson Geophysical Company-Common Stock $0.01 par value 50 $1.36 $68.00
Disclosure

SEC source: 0001104659-25-060238 · tm2518218-1_4seq1.xml · nonDerivative · entry 1

Clark William Anthony · CIK 0001481594 · CEO & President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 800

Read SEC document
June 06, 2025 Filed Jun 9, 2025 20:21 UTC DAWSON GEOPHYSICAL CO DWSN · Entity 6724 GrantDawson Geophysical Company-Common Stock $0.01 par value 600 $1.31 $786.00
Disclosure

SEC source: 0001104659-25-057841 · tm2517547-1_4seq1.xml · nonDerivative · entry 1

Clark William Anthony · CIK 0001481594 · CEO & President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 750

Read SEC document
June 28, 2024 Filed Jan 21, 2025 20:52 UTC DAWSON GEOPHYSICAL CO DWSN · Entity 6724 GrantDawson Geophysical Company-Common Stock $0.01 par value 150 $0.00 $0.00
Disclosure

SEC source: 0001104659-25-004870 · tm254013-1_4seq1.xml · nonDerivative · entry 1

Clark William Anthony · CIK 0001481594 · CEO & President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 150

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.