Pacific Drilling (PACD) 6-K Pacific Drilling Announces Increase in Size of Previously Announced

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE13a-16 OR15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Date of Report: September 12, 2018

Commission File Number001-35345

PACIFIC DRILLING S.A.

8-10, Avenue de la Gare

L-1610 Luxembourg

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover ofForm 20-F orForm 40-F.

Form 20-F  ☒             Form 40-F  ☐

Indicate by check mark if the registrant is submitting the Form6-K in paper as permitted by RegulationS-T Rule 101(b)(1):

Yes  ☐            No  ☒

Indicate by check mark if the registrant is submitting the Form6-K in paper as permitted by RegulationS-T Rule 101(b)(7):

Yes  ☐            No  ☒

Indicate by check mark whether the registrant by furnishing the information contained in this Form, is also thereby furnishing the information to the Commission pursuant toRule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes  ☐            No  ☒

If “Yes” is marked, indicate below the file number assigned to the registrant in connection withRule 12g3-2(b): n/a

INFORMATION CONTAINED IN THIS FORM6-K REPORT

On September 12, 2018, we issued a press release announcing increase in size of previously announced first lien notes offering and commencement of offering of second lien notes. A copy of that release is attached to this report onForm 6-K as Exhibit 99.1.

The press release shall not be deemed to be “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934 or otherwise subject to the liabilities of that Section, unless the Company specifically incorporates the information by reference in a document filed under the Securities Act of 1933 or the Securities Exchange Act of 1934.

By filing this report on Form6-K and furnishing this information, the Company makes no admission as to the materiality of any information contained in this report. The Company undertakes no duty or obligation to publicly update or revise the information contained in this report, although the Company may do so from time to time as management believes is warranted.

The following exhibit is filed as part of this Form6-K and is incorporated herein by reference.

Exhibit	Description
99.1	Press Release announcing increase in size of previously announced first lien notes offering and commencement of offering of second lien notes

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	Pacific Drilling S.A.
	(Registrant)
Dated: September 12, 2018	By	/s/ Lisa Manget Buchanan
		Lisa Manget Buchanan
		SVP, General Counsel & Secretary