Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

[  ] Rule 13d-1(b)

[  ] Rule 13d-1(c)

[X] Rule 13d-1(d)

* 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).

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Page 2 of 6 Pages

1. 

NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

HC Partners LLC

2. 

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(see instructions)
(a) [  ]
(b) [  ]

3. 

SEC USE ONLY

4. 

CITIZENSHIP OR PLACE OF ORGANIZATION

Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH

5. 

SOLE VOTING POWER

15,741,237 (1)

6. 

SHARED VOTING POWER

0

7. 

SOLE DISPOSITIVE POWER

15,741,237 (1)

8. 

SHARED DISPOSITIVE POWER

0

9. 

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

15,741,237 (1)

10. 

CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
(see instructions) [  ]

11. 

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

20.1% (1)

12. 

TYPE OF REPORTING PERSON (see instructions)

O

(1) Consists solely of shares of common stock of the Issuer.

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Page 3 of 6 Pages

Item 1.

(a) 

Name of Issuer

PennyMac Financial Services, Inc. (the "Issuer")

(b) 

Address of Issuer's Principal Executive Offices

3043 Townsgate Road, Westlake Village, California 91361

Item 2.

(a) 

Name of Person Filing

HC Partners LLC

(b) 

Address of the Principal Office or, if none, residence

200 Clarendon Street, 59^th Floor
Boston, Massachusetts 02116

(c) 

Citizenship

United States

(d) 

Title of Class of Securities

Common Stock, $0.0001 par value

(e) 

CUSIP Number 70932M107

Item 3. If this statement is filed pursuant to 240.13d -1(b) or 240.13d -2(b) or (c), check whether the person filing is a:

Not applicable

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Item 4. Ownership.

Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

(a) 

Amount beneficially owned: 15,741,237 (1)

(b) 

Percent of class: 20.1% (1)

(c) 

Number of shares as to which the person has:

(i) Sole power to vote or to direct the vote 15,741,237

(ii) Shared power to vote or to direct the vote - 0 -.

(iii) Sole power to dispose or to direct the disposition of 15,741,237

(iv) Shared power to dispose or to direct the disposition of - 0 -.

(1)

Please refer to the Explanatory Note under Item 1(a). hereof.

Item 5. Ownership of Five Percent or Less of a Class.

Not applicable.

Item 6. Ownership of More than Five Percent on Behalf of Another Person.

Not applicable.

Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company.

Not applicable.

Item 8. Identification and Classification of Members of the Group.

Not applicable.

Item 9. Notice of Dissolution of Group.

Not applicable.

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Page 5 of 6 Pages

Item 10. Certification.

Not applicable.

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Page 6 of 6 Pages

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

HC Partners LLC

 Signature