Report of Foreign Issuer (6-k)

FORM 6-K

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Report of Foreign Issuer

Pursuant to Rule 13a-16 or 15d-16 of

the Securities Exchange Act of 1934

For the month of May, 2017

Commission File Number: 001-12102

YPF Sociedad Anónima

(Exact name of registrant as specified in its charter)

Macacha Güemes 515

C1106BKK Buenos Aires, Argentina

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file

annual reports under cover of Form 20-F or Form 40-F:

Form 20-F

Form 40-F

Indicate by check mark if the registrant is submitting the Form 6-K

in paper as permitted by Regulation S-T Rule 101(b)(1):

Yes

Indicate by check mark if the registrant is submitting the Form 6-K

in paper as permitted by Regulation S-T Rule 101(b)(7):

Yes

YPF Sociedad An ó nima

TABLE OF CONTENTS

ITEM

1 Translation of letter to the Buenos Aires Stock Exchange dated May 9, 2017

TRANSLATION

Autonomous City of Buenos Aires, May 9, 2017

To the

Bolsa de Comercio de Buenos Aires

(Buenos Aires Stock Exchange)

Re : Financial Statements as of 03/31/2017

Dear Sirs:

In order to fulfill the requirements of Article No. 63 of the Merval Listing Regulations, we advise you that the Company's Board of Directors approved, at its meeting held on May 9, 2017, the condensed interim financial statements for the three-month period ended March 31, 2017. Relevant information of such condensed consolidated interim financial statements of YPF S.A. follows:

1) Statement of income (1) (in millions of pesos)

Attributable to shareholders of the Company		25
Attributable to minority interests		167
Total net income for the period		192

2) Other comprehensive income (1) (in millions of pesos)

Attributable to shareholders of the Company	(3,643)
Attributable to minority interests	-
Total other comprehensive income for the period	(3,643)

3) Comprehensive income (1) (in millions of pesos)

Attributable to shareholders of the Company	(3,618)
Attributable to minority interests	167
Total comprehensive income for the period	(3,451)

4) Detail of Shareholders’ equity as of 03/31/2017 (1) (in millions of pesos)

Shareholders’ contributions:

Subscribed capital	3,923
Adjustment to contributions Shares in treasury Adjustment to shares in treasury Stock compensation plan Acquisition cost of treasury shares Share trading premium	6,085 10 16 86 (151) (180)
Issuance premiums	640

	Total shareholders’contributions			10,429
	Legal reserve			2,007
	Reserve for future dividends			5
	Reserve for future investments			24,904
	Reserve for repurchase of own shares			490
	Special reserve for initial setting IFRS			3,648
	Other comprehensive income			101,886
	Retained earning			(28,206)
	Subtotal Shareholders’ equity			115,163
	Minority interests			73
	Total Shareholders’ equity			115,236

(1) Amounts in accordance with IFRS

Subsection o)-Shares owned by the parent group:

As of March 31, 2017, the number of shares belonging to the controlling shareholder of the Company amounted to 200,593,289 shares, which include 200,589,525 class D shares and 3,764 class A shares.

Subsection p)-Shares with rights to securities representing debt convertible into shares and/or purchase options over company shares, corresponding to ownership of the shareholder or parent group:

None.

Subsection q) Parent shareholder of the company:

Federal Government - Ministry of Energy and Mining, with legal domicile at Hipólito Yrigoyen 250, Autonomous City of Buenos Aires.

Yours faithfully,

Diego Celaá

Market Relations Officer

YPF S.A.

SIGNATURE

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.