Dan H. Wilks - 27 Oct 2025 SCHEDULE 13D/A Report for Dawson Geophysical Company Common Stock, par value $0.01 per share (DWSN)

Filing manager: Dan H. Wilks
Reporting owner: Dan Wilks
Security: Dawson Geophysical Company Common Stock, par value $0.01 per share
Beneficially owned shares: 24,658,746 shares
Large-stake signal: Form
SCHEDULE 13D/A
Active or control-oriented beneficial ownership filing.
Ownership
79%
Beneficial ownership of this reported class.
Shares
24,658,746 shares
Shares beneficially owned as disclosed.
Event date
27 Oct 2025
Date tied to the ownership event or amendment.
Accepted by SEC
29 Oct 2025
EDGAR acceptance date.
How to read this large-stake filing
Schedule 13D/G filings focus on beneficial ownership stakes, not a full portfolio.
Compare this filing with the holder history and issuer page before treating the percentage as a current position.
Use amendments to understand whether the disclosed stake increased, decreased, or changed reporting status.
Class ownership: 79%
Symbol: DWSN
Shares outstanding: 31,048,534 shares
SEC form: SCHEDULE 13D/A
Accepted by SEC: 29 Oct 2025, 19:22:44 UTC
Event date: 27 Oct 2025
Source filing: View source filing

Key filing fact

Dan H. Wilks disclosed 79% ownership in Dawson Geophysical Company Common Stock, par value $0.01 per share (DWSN) on 27 Oct 2025.

Key facts

Dan H. Wilks filed SCHEDULE 13D/A for Dawson Geophysical Company Common Stock, par value $0.01 per share (DWSN).
Disclosed ownership: 79%.
Date of event: 27 Oct 2025.

This page turns one Schedule 13D/G filing into a quick large-stake read before the raw reporting-person rows.
Use the linked SEC filing as the source of truth for ownership percentages, shares, and reporting-party details.

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

Reporting persons

Names, ownership percentages, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.

Name	Ownership	Shares owned	Sole voting power	Shared voting power	Signature	Title	CIK
Dan Wilks	79%	24,658,746	24,658,746	0	/s/ Dan Wilks	Dan Wilks/ Self	0001641792
Staci Wilks	0%	349	0	349	/s/ Staci Wilks	Staci Wilks/ Self	0001641796
Wilks Brothers, LLC	79%	24,658,746	0	24,658,746	/s/ Dan Wilks	Dan Wilks /Manager	0001662888
Farris Wilks	79%	24,658,746	0	24,658,746	/s/ Farris Wilks	Farris Wilks/Self	0001641794
WB Acquisitions Inc.	50%	15,547,010	0	15,547,010	/s/ Dan Wilks	Dan Wilks /Authorized Signatory	0001891025

CIK / CUSIP context first

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