UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 10-Q/A

Amendment No. 1

QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF

THE SECURITIES EXCHANGE ACT OF 1934

For the Quarterly Period Ended June 30, 2012

Commission file number 000-13580

SUFFOLK BANCORP

(Exact Name of Registrant as Specified in Its Charter)

New York State	11-2708279
(State or Other Jurisdiction of Incorporation or Organization)	(I.R.S. Employer Identification No.)
4 West Second Street, Riverhead, New York	11901
(Address of Principal Executive Offices)	(Zip Code)

(631) 208-2400

(Registrant’s Telephone Number, Including Area Code)

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days.   Yes [X]    No [  ]

Indicate by check mark whether the registrant has submitted electronically and posted on its corporate Web site, if any, every Interactive Data File required to be submitted and posted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit and post such files).  Yes [X]    No [  ]

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or a smaller reporting company.  See the definitions of “large accelerated filer,” “accelerated filer” and “smaller reporting company” in Rule 12b-2 of the Exchange Act.

Large accelerated filer [   ]	Accelerated filer [X]
Non-accelerated filer [   ]  (Do not check if a smaller reporting company)	Smaller reporting company [   ]

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).Yes [   ]    No [X]

Indicate the number of shares outstanding of each of the issuer’s classes of common stock, as of the latest practicable date.

9,726,814 SHARES OF COMMON STOCK OUTSTANDING AS OF August 1, 2012

EXPLANATORY NOTE

The sole purpose of this Amendment No. 1 to Suffolk Bancorp’s Quarterly Report on Form 10-Q for the quarter ended June 30, 2012, filed with the Securities and Exchange Commission on August 9, 2012 (the “Original Filing”), is to furnish Exhibit 101 to the Original Filing in accordance with Rule 405 of Regulation S-T.   Exhibit 101 provides the financial statements and related notes from the Original Filing formatted in XBRL (eXtensible Business Reporting Language). Under Rule 405(a)(2)(ii) of Regulation S-T, Exhibit 101 is permitted to be furnished by amendment within 30 days of the date of the Original Filing.

No other changes have been made to the Original Filing.  This Amendment No. 1 speaks as of the date of the Original Filing, does not reflect subsequent events occurring after the date of the Original Filing or modify or update in any way any disclosures made in the Original Filing.

Pursuant to rule 406T of Regulation S-T, the interactive data files on Exhibit 101 are deemed furnished and not filed or part of a registration statement or prospectus for purposes of Sections 11 or 12 of the Securities Act of 1933, as amended, are deemed not filed for purposes of Section 18 of the Securities Act of 1934, as amended, and otherwise are not subject to liability under those sections.

 

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PART II

Item 6 - Exhibits

101.INS	XBRL Instance Document
101.SCH	XBRL Taxonomy Extension Schema Document
101.CAL	XBRL Taxonomy Extension Calculation Linkbase Document
101.LAB	XBRL Taxonomy Extension Label Linkbase Document
101.PRE	XBRL Taxonomy Extension Presentation Linkbase Document
101.DEF	XBRL Taxonomy Extension Definition Linkbase Document

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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.

SUFFOLK BANCORP

Date: September 6, 2012	/s/ Howard C. Bluver
	Howard C. Bluver
	President & Chief Executive Officer

Date: September 6, 2012	/s/ Brian K. Finneran
	Brian K. Finneran
	Chief Financial Officer

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EXHIBIT INDEX

Exhibit Number	Description
101.INS	XBRL Instance Document
101.SCH	XBRL Taxonomy Extension Schema Document
101.CAL	XBRL Taxonomy Extension Calculation Linkbase Document
101.LAB	XBRL Taxonomy Extension Label Linkbase Document
101.PRE	XBRL Taxonomy Extension Presentation Linkbase Document
101.DEF	XBRL Taxonomy Extension Definition Linkbase Document