# EDGAR Filing Document

**Accession Number:** 0001783517
**File Stem:** 0001213900-23-017309
**Filing Date:** 2023-3
**Character Count:** 30475
**Document Hash:** f09338c3bf9a1406a49b54b7dcc7cfa0
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001213900-23-017309.hdr.sgml**: 20230303

**ACCESSION NUMBER**: 0001213900-23-017309

**CONFORMED SUBMISSION TYPE**: SC 13D/A

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230303

**DATE AS OF CHANGE**: 20230303

**GROUP MEMBERS**: HILDEBRAND ENTERPRISES CO

**GROUP MEMBERS**: HILDEBRAND ENTERPRISES, LP

**GROUP MEMBERS**: JEFFERY D. HILDEBRAND

**GROUP MEMBERS**: MELINDA B. HILDEBRAND

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Archrock, Inc.
- **CENTRAL INDEX KEY:** 0001389050
- **STANDARD INDUSTRIAL CLASSIFICATION:** NATURAL GAS TRANSMISSION [4922]
- **IRS NUMBER:** 743204509
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SC 13D/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-83096
- **FILM NUMBER:** 23705529

**BUSINESS ADDRESS:**
- **STREET 1:** 9807 KATY FREEWAY
- **STREET 2:** STE 100
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77024
- **BUSINESS PHONE:** 281-836-8000

**MAIL ADDRESS:**
- **STREET 1:** 9807 KATY FREEWAY
- **STREET 2:** STE 100
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77024

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** EXTERRAN HOLDINGS INC.
- **DATE OF NAME CHANGE:** 20070619

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Iliad Holdings, INC
- **DATE OF NAME CHANGE:** 20070206
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Old Ocean Reserves, LP
- **CENTRAL INDEX KEY:** 0001783517
- **IRS NUMBER:** 832916658
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SC 13D/A

**BUSINESS ADDRESS:**
- **STREET 1:** 1111 TRAVIS STREET, SUITE 2300
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77002
- **BUSINESS PHONE:** 7136556305

**MAIL ADDRESS:**
- **STREET 1:** 1111 TRAVIS STREET, SUITE 2300
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77002

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** JDH Capital Holdings, L.P.
- **DATE OF NAME CHANGE:** 20190724

**UNITED STATES<br> SECURITIES AND EXCHANGE COMMISSION<br> WASHINGTON, D.C. 20549**

**SCHEDULE 13D/A**

**(Rule 13d-101)**

**INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO**

**§ 240.13d-l(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a)** 

**(Amendment No. 2)\***

**ARCHROCK, INC.** 

**(Name of Issuer)** 

**Common Stock, par value $0.01 per share** 

**(Title of Class of Securities)**

**03957W106**

**(CUSIP Number)**

**Doug C. Kelly**

**c/o Old Ocean Reserves, LP**

**1111 Travis Street**

**Houston, Texas 77002**

**713-209-2495**

**(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)** 

**March 1, 2023**

**(Date of Event which Requires Filing of this Statement)** 

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§240.13d-l(e), 240.13d-l(f) or 240.13d-l(g), check the following box. ☐

**Note:** Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See §240 13d-7 for other parties to whom copies are to be sent.

1 The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, *see* the *Notes').*

---

| | | | |
|:---|:---|:---|:---|
| &nbsp;&nbsp;1. | &nbsp;&nbsp; Names of Reporting Persons<br>**Old Ocean Reserves, LP**  | &nbsp;&nbsp; Names of Reporting Persons<br>**Old Ocean Reserves, LP**  | &nbsp;&nbsp; Names of Reporting Persons<br>**Old Ocean Reserves, LP**  |
| &nbsp;&nbsp;2. | &nbsp;&nbsp; Check The Appropriate Box if a Member of a Group (See Instructions)<br>(a) ☐ (b) ☒ | &nbsp;&nbsp; Check The Appropriate Box if a Member of a Group (See Instructions)<br>(a) ☐ (b) ☒ | &nbsp;&nbsp; Check The Appropriate Box if a Member of a Group (See Instructions)<br>(a) ☐ (b) ☒ |
| &nbsp;&nbsp;3. | &nbsp;&nbsp; SEC Use Only | &nbsp;&nbsp; SEC Use Only | &nbsp;&nbsp; SEC Use Only |
| &nbsp;&nbsp;4. | &nbsp;&nbsp; Source of Funds<br>OO | &nbsp;&nbsp; Source of Funds<br>OO | &nbsp;&nbsp; Source of Funds<br>OO |
| &nbsp;&nbsp;5. | &nbsp;&nbsp; Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e) | &nbsp;&nbsp; Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e) | &nbsp;&nbsp; Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e) |
| &nbsp;&nbsp;6. | &nbsp;&nbsp; Citizenship or Place of Organization<br>**Texas** | &nbsp;&nbsp; Citizenship or Place of Organization<br>**Texas** | &nbsp;&nbsp; Citizenship or Place of Organization<br>**Texas** |
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;7. | &nbsp;&nbsp; Sole Voting Power<br>**0**<br>|
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;8. | &nbsp;&nbsp; Shared Voting Power<br>**14,730,363**<br>|
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;9. | &nbsp;&nbsp; Sole Dispositive Power<br>**0**<br>|
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;10. | &nbsp;&nbsp; Shared Dispositive Power<br>**14,730,363**<br>|
| &nbsp;&nbsp;11. | &nbsp;&nbsp; Aggregate Amount Beneficially Owned by Each Reporting Person<br>**14,730,363** | &nbsp;&nbsp; Aggregate Amount Beneficially Owned by Each Reporting Person<br>**14,730,363** | &nbsp;&nbsp; Aggregate Amount Beneficially Owned by Each Reporting Person<br>**14,730,363** |
| &nbsp;&nbsp;12. | &nbsp;&nbsp;Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ☐ | &nbsp;&nbsp;Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ☐ | &nbsp;&nbsp;Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ☐ |
| &nbsp;&nbsp;13. | &nbsp;&nbsp; Percent of Class Represented by Amount in Row (9)<br>**9.4%<sup>(1)</sup>** | &nbsp;&nbsp; Percent of Class Represented by Amount in Row (9)<br>**9.4%<sup>(1)</sup>** | &nbsp;&nbsp; Percent of Class Represented by Amount in Row (9)<br>**9.4%<sup>(1)</sup>** |
| &nbsp;&nbsp;14. | &nbsp;&nbsp; Type of Reporting Person (See Instructions)<br>**PN** | &nbsp;&nbsp; Type of Reporting Person (See Instructions)<br>**PN** | &nbsp;&nbsp; Type of Reporting Person (See Instructions)<br>**PN** |

---

(1) Calculated based on 156,644,485 shares of common stock ("Common Stock") outstanding as of February 15, 2023 as reported
in the Issuer's Form 10-K filed February 22, 2023.

---

| | | | |
|:---|:---|:---|:---|
| &nbsp;&nbsp;1. | &nbsp;&nbsp; Names of Reporting Persons<br>**Hildebrand Enterprises Company** | &nbsp;&nbsp; Names of Reporting Persons<br>**Hildebrand Enterprises Company** | &nbsp;&nbsp; Names of Reporting Persons<br>**Hildebrand Enterprises Company** |
| &nbsp;&nbsp;2. | &nbsp;&nbsp; Check The Appropriate Box if a Member of a Group (See Instructions)<br>(a) ☐ (b) ☒ | &nbsp;&nbsp; Check The Appropriate Box if a Member of a Group (See Instructions)<br>(a) ☐ (b) ☒ | &nbsp;&nbsp; Check The Appropriate Box if a Member of a Group (See Instructions)<br>(a) ☐ (b) ☒ |
| &nbsp;&nbsp;3. | &nbsp;&nbsp; SEC Use Only | &nbsp;&nbsp; SEC Use Only | &nbsp;&nbsp; SEC Use Only |
| &nbsp;&nbsp;4. | &nbsp;&nbsp; Source of Funds<br>OO | &nbsp;&nbsp; Source of Funds<br>OO | &nbsp;&nbsp; Source of Funds<br>OO |
| &nbsp;&nbsp;5. | &nbsp;&nbsp; Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e) | &nbsp;&nbsp; Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e) | &nbsp;&nbsp; Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e) |
| &nbsp;&nbsp;6. | &nbsp;&nbsp; Citizenship or Place of Organization<br>**Texas** | &nbsp;&nbsp; Citizenship or Place of Organization<br>**Texas** | &nbsp;&nbsp; Citizenship or Place of Organization<br>**Texas** |
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;7. | &nbsp;&nbsp; Sole Voting Power<br>**0**<br>|
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;8. | &nbsp;&nbsp; Shared Voting Power<br>**14,730,363**<br>|
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;9. | &nbsp;&nbsp; Sole Dispositive Power<br>**0**<br>|
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;10. | &nbsp;&nbsp; Shared Dispositive Power<br>**14,730,363**<br>|
| &nbsp;&nbsp;11. | &nbsp;&nbsp; Aggregate Amount Beneficially Owned by Each Reporting Person<br>**14,730,363** | &nbsp;&nbsp; Aggregate Amount Beneficially Owned by Each Reporting Person<br>**14,730,363** | &nbsp;&nbsp; Aggregate Amount Beneficially Owned by Each Reporting Person<br>**14,730,363** |
| &nbsp;&nbsp;12. | &nbsp;&nbsp;Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ☐ | &nbsp;&nbsp;Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ☐ | &nbsp;&nbsp;Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ☐ |
| &nbsp;&nbsp;13. | &nbsp;&nbsp; Percent of Class Represented by Amount in Row (9)<br>**9.4%<sup>(1)</sup>** | &nbsp;&nbsp; Percent of Class Represented by Amount in Row (9)<br>**9.4%<sup>(1)</sup>** | &nbsp;&nbsp; Percent of Class Represented by Amount in Row (9)<br>**9.4%<sup>(1)</sup>** |
| &nbsp;&nbsp;14. | &nbsp;&nbsp; Type of Reporting Person (See Instructions)<br>**CO** | &nbsp;&nbsp; Type of Reporting Person (See Instructions)<br>**CO** | &nbsp;&nbsp; Type of Reporting Person (See Instructions)<br>**CO** |

---

(1) Calculated based on 156,644,485 shares of Common Stock outstanding as of February 15, 2023 as reported in the Issuer's Form
10-K filed February 22, 2023.

---

| | | | |
|:---|:---|:---|:---|
| &nbsp;&nbsp;1. | &nbsp;&nbsp; Names of Reporting Persons<br>**Hildebrand Enterprises, LP** | &nbsp;&nbsp; Names of Reporting Persons<br>**Hildebrand Enterprises, LP** | &nbsp;&nbsp; Names of Reporting Persons<br>**Hildebrand Enterprises, LP** |
| &nbsp;&nbsp;2. | &nbsp;&nbsp; Check The Appropriate Box if a Member of a Group (See Instructions)<br>(a) ☐ (b) ☒  | &nbsp;&nbsp; Check The Appropriate Box if a Member of a Group (See Instructions)<br>(a) ☐ (b) ☒  | &nbsp;&nbsp; Check The Appropriate Box if a Member of a Group (See Instructions)<br>(a) ☐ (b) ☒  |
| &nbsp;&nbsp;3. | &nbsp;&nbsp; SEC Use Only | &nbsp;&nbsp; SEC Use Only | &nbsp;&nbsp; SEC Use Only |
| &nbsp;&nbsp;4. | &nbsp;&nbsp; Source of Funds<br>OO  | &nbsp;&nbsp; Source of Funds<br>OO  | &nbsp;&nbsp; Source of Funds<br>OO  |
| &nbsp;&nbsp;5. | &nbsp;&nbsp; Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e) | &nbsp;&nbsp; Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e) | &nbsp;&nbsp; Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e) |
| &nbsp;&nbsp;6. | &nbsp;&nbsp; Citizenship or Place of Organization<br>**Texas**  | &nbsp;&nbsp; Citizenship or Place of Organization<br>**Texas**  | &nbsp;&nbsp; Citizenship or Place of Organization<br>**Texas**  |
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;7. | &nbsp;&nbsp; Sole Voting Power<br>**0**  |
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;8. | &nbsp;&nbsp; Shared Voting Power<br>**14,730,363**  |
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;9. | &nbsp;&nbsp; Sole Dispositive Power<br>**0**  |
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;10. | &nbsp;&nbsp; Shared Dispositive Power<br>**14,730,363**  |
| &nbsp;&nbsp;11. | &nbsp;&nbsp; Aggregate Amount Beneficially Owned by Each Reporting Person<br>**14,730,363**  | &nbsp;&nbsp; Aggregate Amount Beneficially Owned by Each Reporting Person<br>**14,730,363**  | &nbsp;&nbsp; Aggregate Amount Beneficially Owned by Each Reporting Person<br>**14,730,363**  |
| &nbsp;&nbsp;12. | &nbsp;&nbsp;Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ☐ | &nbsp;&nbsp;Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ☐ | &nbsp;&nbsp;Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ☐ |
| &nbsp;&nbsp;13. | &nbsp;&nbsp; Percent of Class Represented by Amount in Row (9)<br>**9.4%<sup>(1)</sup>**  | &nbsp;&nbsp; Percent of Class Represented by Amount in Row (9)<br>**9.4%<sup>(1)</sup>**  | &nbsp;&nbsp; Percent of Class Represented by Amount in Row (9)<br>**9.4%<sup>(1)</sup>**  |
| &nbsp;&nbsp;14. | &nbsp;&nbsp; Type of Reporting Person (See Instructions)<br>**PN**  | &nbsp;&nbsp; Type of Reporting Person (See Instructions)<br>**PN**  | &nbsp;&nbsp; Type of Reporting Person (See Instructions)<br>**PN**  |

---

(1) Calculated based on 156,644,485 shares of Common Stock outstanding as of February 15, 2023 as reported in the Issuer's Form
10-K filed February 22, 2023.

---

| | | | |
|:---|:---|:---|:---|
| &nbsp;&nbsp;1. | &nbsp;&nbsp; Names of Reporting Persons<br>**Melinda B. Hildebrand**  | &nbsp;&nbsp; Names of Reporting Persons<br>**Melinda B. Hildebrand**  | &nbsp;&nbsp; Names of Reporting Persons<br>**Melinda B. Hildebrand**  |
| &nbsp;&nbsp;2. | &nbsp;&nbsp; Check The Appropriate Box if a Member of a Group (See Instructions)<br>(a) ☐ (b) ☒  | &nbsp;&nbsp; Check The Appropriate Box if a Member of a Group (See Instructions)<br>(a) ☐ (b) ☒  | &nbsp;&nbsp; Check The Appropriate Box if a Member of a Group (See Instructions)<br>(a) ☐ (b) ☒  |
| &nbsp;&nbsp;3. | &nbsp;&nbsp; SEC Use Only | &nbsp;&nbsp; SEC Use Only | &nbsp;&nbsp; SEC Use Only |
| &nbsp;&nbsp;4. | &nbsp;&nbsp; Source of Funds<br>OO  | &nbsp;&nbsp; Source of Funds<br>OO  | &nbsp;&nbsp; Source of Funds<br>OO  |
| &nbsp;&nbsp;5. | &nbsp;&nbsp; Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e) | &nbsp;&nbsp; Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e) | &nbsp;&nbsp; Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e) |
| &nbsp;&nbsp;6. | &nbsp;&nbsp; Citizenship or Place of Organization<br>**United States**  | &nbsp;&nbsp; Citizenship or Place of Organization<br>**United States**  | &nbsp;&nbsp; Citizenship or Place of Organization<br>**United States**  |
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;7. | &nbsp;&nbsp; Sole Voting Power<br>**0**  |
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;8. | &nbsp;&nbsp; Shared Voting Power<br>**14,730,363**  |
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;9. | &nbsp;&nbsp; Sole Dispositive Power<br>**0**  |
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;10. | &nbsp;&nbsp; Shared Dispositive Power<br>**14,730,363**  |
| &nbsp;&nbsp;11. | &nbsp;&nbsp; Aggregate Amount Beneficially Owned by Each Reporting Person<br>**14,730,363**  | &nbsp;&nbsp; Aggregate Amount Beneficially Owned by Each Reporting Person<br>**14,730,363**  | &nbsp;&nbsp; Aggregate Amount Beneficially Owned by Each Reporting Person<br>**14,730,363**  |
| &nbsp;&nbsp;12. | &nbsp;&nbsp;Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ☐ | &nbsp;&nbsp;Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ☐ | &nbsp;&nbsp;Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ☐ |
| &nbsp;&nbsp;13. | &nbsp;&nbsp; Percent of Class Represented by Amount in Row (9)<br>**9.4%<sup>(1)</sup>**  | &nbsp;&nbsp; Percent of Class Represented by Amount in Row (9)<br>**9.4%<sup>(1)</sup>**  | &nbsp;&nbsp; Percent of Class Represented by Amount in Row (9)<br>**9.4%<sup>(1)</sup>**  |
| &nbsp;&nbsp;14. | &nbsp;&nbsp; Type of Reporting Person (See Instructions)<br>**IN**  | &nbsp;&nbsp; Type of Reporting Person (See Instructions)<br>**IN**  | &nbsp;&nbsp; Type of Reporting Person (See Instructions)<br>**IN**  |

---

(1) Calculated based on 156,644,485 shares of Common Stock outstanding as of February 15, 2023 as reported in the Issuer's Form
10-K filed February 22, 2023.

---

| | | | |
|:---|:---|:---|:---|
| &nbsp;&nbsp;1. | &nbsp;&nbsp; Names of Reporting Persons<br>**Jeffery D. Hildebrand**  | &nbsp;&nbsp; Names of Reporting Persons<br>**Jeffery D. Hildebrand**  | &nbsp;&nbsp; Names of Reporting Persons<br>**Jeffery D. Hildebrand**  |
| &nbsp;&nbsp;2. | &nbsp;&nbsp; Check The Appropriate Box if a Member of a Group (See Instructions)<br>(a) ☐ (b) ☒ | &nbsp;&nbsp; Check The Appropriate Box if a Member of a Group (See Instructions)<br>(a) ☐ (b) ☒ | &nbsp;&nbsp; Check The Appropriate Box if a Member of a Group (See Instructions)<br>(a) ☐ (b) ☒ |
| &nbsp;&nbsp;3. | &nbsp;&nbsp; SEC Use Only | &nbsp;&nbsp; SEC Use Only | &nbsp;&nbsp; SEC Use Only |
| &nbsp;&nbsp;4. | &nbsp;&nbsp; Source of Funds<br>OO  | &nbsp;&nbsp; Source of Funds<br>OO  | &nbsp;&nbsp; Source of Funds<br>OO  |
| &nbsp;&nbsp;5. | &nbsp;&nbsp; Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e) | &nbsp;&nbsp; Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e) | &nbsp;&nbsp; Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e) |
| &nbsp;&nbsp;6. | &nbsp;&nbsp; Citizenship or Place of Organization<br>**United States**  | &nbsp;&nbsp; Citizenship or Place of Organization<br>**United States**  | &nbsp;&nbsp; Citizenship or Place of Organization<br>**United States**  |
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;7. | &nbsp;&nbsp; Sole Voting Power<br>**0**<br>|
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;8. | &nbsp;&nbsp; Shared Voting Power<br>**14,730,363**<br>|
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;9. | &nbsp;&nbsp; Sole Dispositive Power<br>**0**<br>|
| &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;Number of<br> Shares<br> Beneficially<br> Owned <br> By Each <br> Reporting <br> Person With | &nbsp;&nbsp;10. | &nbsp;&nbsp; Shared Dispositive Power<br>**14,730,363**<br>|
| &nbsp;&nbsp;11. | &nbsp;&nbsp; Aggregate Amount Beneficially Owned by Each Reporting Person<br>**14,730,363** | &nbsp;&nbsp; Aggregate Amount Beneficially Owned by Each Reporting Person<br>**14,730,363** | &nbsp;&nbsp; Aggregate Amount Beneficially Owned by Each Reporting Person<br>**14,730,363** |
| &nbsp;&nbsp;12. | &nbsp;&nbsp;Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ☐ | &nbsp;&nbsp;Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ☐ | &nbsp;&nbsp;Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ☐ |
| &nbsp;&nbsp;13. | &nbsp;&nbsp; Percent of Class Represented by Amount in Row (9)<br>**9.4%<sup>(1)</sup>** | &nbsp;&nbsp; Percent of Class Represented by Amount in Row (9)<br>**9.4%<sup>(1)</sup>** | &nbsp;&nbsp; Percent of Class Represented by Amount in Row (9)<br>**9.4%<sup>(1)</sup>** |
| &nbsp;&nbsp;14. | &nbsp;&nbsp; Type of Reporting Person (See Instructions)<br>**IN** | &nbsp;&nbsp; Type of Reporting Person (See Instructions)<br>**IN** | &nbsp;&nbsp; Type of Reporting Person (See Instructions)<br>**IN** |

---

(1) Calculated based on 156,644,485 shares of Common Stock outstanding as of February 15, 2023 as reported in the Issuer's Form
10-K filed February 22, 2023.

**Item 1. Security and Issuer.** 

The information set forth in response to each separate Item below shall be deemed to be a response to all Items where such information is relevant.

This Amendment No. 2 ("Amendment No. 2") to the Schedule 13D filed with the SEC on August 1, 2019, as amended by Amendment No. 1, filed on March 5, 2021 (as amended, the "Original 13D" and, as amended by Amendment No. 2, the "Schedule 13D") relating to shares of common stock, par value $0.01 per share (the "Common Stock"), of Archrock Inc., a Delaware corporation (the "Issuer"). The Issuer's principal executive offices are located at 9807 Katy Freeway, Suite 100, Houston, Texas 77024. Except as set forth herein, the Original 13D is unmodified and remains in full force and effect. Capitalized terms used herein and not otherwise defined in this Amendment No. 2 have the meanings set forth in the Original 13D.

**Item 2. Identity and Background.** 

Item 2(a) of the Original 13D is hereby amended and restated as follows:

&nbsp;&nbsp;&nbsp;&nbsp;(a) This Statement is filed by:

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(i) Old Ocean Reserves, LP, a Texas limited partnership formerly
known as JDH Capital Holdings ("Old Ocean");

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(ii) Hildebrand Enterprises
Company, a Texas corporation and the General Partner of Old Ocean ("Hildebrand Company");

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(iii) Hildebrand Enterprises,
LP, a Texas limited partnership ("Hildebrand Enterprises");

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(iv) Melinda B. Hildebrand,
an individual ("Mrs. Hildebrand"); and

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(v) Jeffery D. Hildebrand,
an individual ("Mr. Hildebrand" and, together with Old Ocean, Hildebrand Enterprises, Hildebrand Company and Mrs. Hildebrand,
the "Reporting Persons").

**Item 5. Interest in Securities of the Issuer.** 

Item 5 of the Original 13D is hereby amended and restated as follows:

&nbsp;&nbsp;&nbsp;&nbsp;(a) The aggregate percentage of shares of Common Stock reported as owned by each Reporting Person is based on 156,644,485 shares of Common
Stock outstanding as of February 15, 2023. Each Reporting Person may be deemed to beneficially own 14,730,363 shares of Common Stock,
constituting 9.4% of the shares of Common Stock outstanding.

&nbsp;&nbsp;&nbsp;&nbsp;(b) The shares of Common Stock are held directly by Old Ocean Reserves, LP. Mr. and Mrs. Hildebrand, individually, have the
power to vote or to direct the vote of, and to dispose or to direct the disposition of, the Common Stock.

&nbsp;&nbsp;&nbsp;&nbsp;(c) Except as otherwise set forth in this Item 5, including, but not limited to, the shares of Common
Stock transactions described below, none of the Reporting Persons has effected any transactions in the shares of Common Stock during the
past 60 days.

&nbsp;&nbsp;&nbsp;&nbsp;(d) No other person is known by the Reporting Persons to have the right to receive or the power
to direct the receipt of distributions from, or the proceeds from the sale of, shares of Common Stock beneficially owned by the Reporting
Persons.

&nbsp;&nbsp;&nbsp;&nbsp;(e) Not applicable.

The Reporting Persons sold shares of Common Stock in market transactions on the dates and in the amounts as follows:

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| | | | | |
|:---|:---|:---|:---|:---|
| **Trade Date** | **Name** | **Amount Sold** | **VWAP\*** | **VWAP Price Range** |
| &nbsp;&nbsp;02/27/2023 | &nbsp;&nbsp;Old Ocean Reserves, LP | 557737 | $10.83 | $10.75 - $10.98 |
| &nbsp;&nbsp;02/28/2023 | &nbsp;&nbsp;Old Ocean Reserves, LP | 617612 | $11.12 | $10.88 - $11.30 |
| &nbsp;&nbsp;03/01/2023 | &nbsp;&nbsp;Old Ocean Reserves, LP | 824651 | $11.07 | $11.00 - $11.45 |

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\* The prices reported in this Column are volume-weighted average prices. These shares were sold in transactions at prices that did not exceed the relevant $1 price range. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.

**Item 7. Material to be Filed as Exhibits.** 

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| | |
|:---|:---|
| Exhibit A. | [Joint Filing Agreement dated as of March 3, 2023.](#a_001) |

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**SIGNATURE**

After reasonable inquiry and to the best of the undersigned's knowledge and belief, each of the undersigned certifies that the information set forth in this Statement is true, complete and correct.

Dated: March 3, 2023

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| | | |
|:---|:---|:---|
| **Old Ocean Reserves, LP** | **Old Ocean Reserves, LP** | **Old Ocean Reserves, LP** |
| By: Hildebrand Enterprises Company, its general partner | By: Hildebrand Enterprises Company, its general partner | By: Hildebrand Enterprises Company, its general partner |
| By: | /s/ Douglas C. Kelly | /s/ Douglas C. Kelly |
|  | Name: | Douglas C. Kelly<br>|
|  | Title: | Secretary |
| **Hildebrand Enterprises Company** | **Hildebrand Enterprises Company** | **Hildebrand Enterprises Company** |
| By: | /s/ Douglas C. Kelly | /s/ Douglas C. Kelly |
|  | Name: | Douglas C. Kelly<br>|
|  | Title: | Secretary |
| <br>**Hildebrand Enterprises, LP** | <br>**Hildebrand Enterprises, LP** | <br>**Hildebrand Enterprises, LP** |
| By: | /s/ Jeffery D. Hildebrand | /s/ Jeffery D. Hildebrand |
|  | Name: | Jeffery D. Hildebrand<br>|
|  | Title: | President and Chief Executive Officer, Hildbrand Enterprises Company, its general partner |
| **Jeffery D. Hildebrand** | **Jeffery D. Hildebrand** | **Jeffery D. Hildebrand** |
| By: | /s/ Jeffery D. Hildebrand | /s/ Jeffery D. Hildebrand |
| **Melinda B. Hildebrand** | **Melinda B. Hildebrand** | **Melinda B. Hildebrand** |
| By: | /s/ Melinda B. Hildebrand | /s/ Melinda B. Hildebrand |

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**EXHIBIT A**

**SCHEDULE 13D JOINT FILING AGREEMENT**

In accordance with the requirements of Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, and subject to the limitations set forth therein, the parties set forth below agree to jointly file the Schedule 13D to which this joint filing agreement is attached, and any subsequent amendments thereto, and have duly executed this joint filing agreement as of the date set forth below.

Dated: March 3, 2023

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| | | |
|:---|:---|:---|
| **Old Ocean Reserves, LP** | **Old Ocean Reserves, LP** | **Old Ocean Reserves, LP** |
| By: Hildebrand Enterprises Company, its general partner | By: Hildebrand Enterprises Company, its general partner | By: Hildebrand Enterprises Company, its general partner |
| By: | /s/ Douglas C. Kelly | /s/ Douglas C. Kelly |
|  | Name: | Douglas C. Kelly<br>|
|  | Title: | Secretary |
| **Hildebrand Enterprises Company** | **Hildebrand Enterprises Company** | **Hildebrand Enterprises Company** |
| By: | /s/ Douglas C. Kelly | /s/ Douglas C. Kelly |
|  | Name: | Douglas C. Kelly<br>|
|  | Title: | Secretary |
| <br> **Hildebrand Enterprises, LP** | <br> **Hildebrand Enterprises, LP** | <br> **Hildebrand Enterprises, LP** |
| By: | /s/ Jeffery D. Hildebrand | /s/ Jeffery D. Hildebrand |
|  | Name: | Jeffery D. Hildebrand<br>|
|  | Title: | President and Chief Executive Officer, Hildbrand Enterprises Company, its general partner |
| **Jeffery D. Hildebrand** | **Jeffery D. Hildebrand** | **Jeffery D. Hildebrand** |
| By: | /s/ Jeffery D. Hildebrand | /s/ Jeffery D. Hildebrand |
| **Melinda B. Hildebrand** | **Melinda B. Hildebrand** | **Melinda B. Hildebrand** |
| By: | /s/ Melinda B. Hildebrand | /s/ Melinda B. Hildebrand |

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