William O'Dell Jr. - Jul 16, 2025 Form 4 Insider Report for ChampionX Corp (CHX)

Role: President, Oilfield and Specialty Performance
Signature: /s/ Julia Wright, as attorney-in-fact to William O'Dell Jr.
Stock symbol: CHX
Transactions as of: Jul 16, 2025
Transactions value $: $0
Form type: 4
Date filed: 7/16/2025, 10:12 AM
Previous filing: Feb 20, 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
O'Dell William Jr.	President, Oilfield and Specialty Performance	C/O CHAMPIONX CORP, 2445 TECHNOLOGY, FOREST BLVD., BLDG. 4, 12TH FLOOR, THE WOODLANDS	/s/ Julia Wright, as attorney-in-fact to William O'Dell Jr.	2025-07-16	0001813802

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CHX	Common Stock	Disposed to Issuer		-78.1K	-100%		0	Jul 16, 2025	Direct	F1, F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	CHX	Stock Option (Right to Buy)	Disposed to Issuer		-12.1K	-100%		0	Jul 16, 2025	Common Stock	12.1K	$6.53	Direct	F1, F3
transaction	CHX	Stock Option (Right to Buy)	Disposed to Issuer		-31.4K	-100%		0	Jul 16, 2025	Common Stock	31.4K	$7.54	Direct	F1, F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

William O'Dell Jr. is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.

Explanation of Responses:

Id	Content
F1	Pursuant to the terms of the Agreement and Plan of Merger (the "Merger Agreement"), dated as of April 2, 2024, by and among the Issuer, Schlumberger Limited ("SLB"), Sodium Holdco, Inc. and Sodium Merger Sub, Inc. ("Merger Sub"), pursuant to which Merger Sub merged with and into the Issuer with the Issuer continuing as the surviving corporation and an indirect wholly owned subsidiary of SLB (the "Merger").
F2	Pursuant to the Merger Agreement, among other things, (i) each outstanding share of common stock of the Issuer ("Common Stock") prior to the effective time of the Merger (the "Effective Time") was cancelled and converted into the right to receive 0.735 shares of SLB common stock ("SLB Common Stock" and such ratio, the "Exchange Ratio") and if applicable, cash in lieu of fractional shares and (ii) each outstanding restricted stock unit of the Issuer (an "RSU") was assumed and converted into a restricted stock unit award to acquire shares of SLB Common Stock, on the same terms and conditions that applied to each RSU immediately prior to the Effective Time (an "SLB RSU Award") except that, as of the Effective Time, the number of shares of SLB Common Stock subject to an SLB RSU Award is equal to the product of (A) the number of shares of Common Stock underlying the RSU multiplied by (B) the Exchange Ratio, rounded down to the nearest whole share.
F3	In accordance with the terms of the Merger Agreement, each stock option of the Issuer (each, a "Company Option") that was outstanding immediately prior to the Effective Time was terminated and cancelled in exchange for an option to acquire shares of SLB Common Stock equal to the product of (A) the number of shares of Common Stock underlying such Company Option as of immediately prior to the Effective Time, multiplied by (B) the Exchange Ratio, rounded down to the nearest whole number, at a per-share exercise price equal to the quotient obtained by dividing (i) the per-share exercise price of the Company Option by (ii) the Exchange Ratio, rounded up to the nearest whole cent.

Remarks:

President, Oilfield and Specialty Performance