# EDGAR Filing Document

**Accession Number:** 0001676349
**File Stem:** 0000101778-23-000019
**Filing Date:** 2023-2
**Character Count:** 5735
**Document Hash:** e9fa5cd031cd267372bee458b4075006
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000101778-23-000019.hdr.sgml**: 20230201

**ACCESSION NUMBER**: 0000101778-23-000019

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20230201

**FILED AS OF DATE**: 20230201

**DATE AS OF CHANGE**: 20230201

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Williams Shawn D.
- **CENTRAL INDEX KEY:** 0001676349

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-05153
- **FILM NUMBER:** 23577331

**MAIL ADDRESS:**
- **STREET 1:** 24955 INTERSTATE 45 N
- **CITY:** THE WOODLANDS
- **STATE:** TX
- **ZIP:** 77380
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MARATHON OIL CORP
- **CENTRAL INDEX KEY:** 0000101778
- **STANDARD INDUSTRIAL CLASSIFICATION:** CRUDE PETROLEUM & NATURAL GAS [1311]
- **IRS NUMBER:** 250996816
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** P O BOX 3128
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77253-3128
- **BUSINESS PHONE:** 7136296600

**MAIL ADDRESS:**
- **STREET 1:** 990 TOWN AND COUNTRY BOULEVARD
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77024-2217

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** USX CORP
- **DATE OF NAME CHANGE:** 19920703

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** UNITED STATES STEEL CORP/DE
- **DATE OF NAME CHANGE:** 19860714

## Ex-24

```
<pre>
POWER OF ATTORNEY

    The undersigned hereby authorizes and designates each of Kim O. Warnica and John D.
Montanti (the "Attorneys") as his fully authorized attorney for the purpose of signing and filing on
behalf of the undersigned all forms which are permitted or required to be filed pursuant to Section
16(a) of the Securities Exchange Act of 1934 (the "Forms") concerning the undersigned's interest
in securities of Marathon Oil Corporation ("MOC") and/or the undersigned's status with respect to
MOC.  The Forms shall include, but are not limited to, Form IDs and any other documents
necessary or appropriate to obtain codes and passwords enabling the undersigned to make
electronic filings with the SEC, and Forms 3, 4 and 5.
       This Power of Attorney authorizes each of the Attorneys to sign and file the Forms on
behalf of the undersigned from the date hereof until the undersigned is no longer required to file
Forms 3, 4 and 5 with respect to the undersigned's holdings of and transactions in securities
issued by MOC, unless earlier revoked by the undersigned in a signed writing delivered to the
foregoing Attorneys.  This Power of Attorney is automatically revoked with respect to each
Attorney individually upon cessation of such Attorney's employment with MOC.

Dated:  January 17, 2023

                        /s/ Shawn D. Williams
                        Shawn D. Williams

</pre>
```

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Williams Shawn D.<br><sub>(Last) (First) (Middle)</sub><br>C/O MARATHON OIL CORPORATION<br>990 TOWN & COUNTRY BOULEVARD<br><sub>(Street)</sub><br>HOUSTON, TX 77024<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>MARATHON OIL CORP [ MRO ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2023-02-01 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director   [ ] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| Common Stock | 0 | D |  |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |

---

**Signature:** John D. Montanti, Attorney-in-Fact for Shawn D. Williams  
**Date:** 2023-02-01

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**