UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of

The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): September 5, 2017

Sucampo Pharmaceuticals, Inc.

(Exact name of registrant as specified in its charter)

805 King Farm Blvd, Suite 550

Rockville, Maryland 20850

(Address of principal executive offices, including zip code)

(301) 961-3400

(Registrant’s telephone number, including area code)

N/A

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

[  ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

[  ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

[  ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

[  ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2). Emerging growth company [  ]

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. [  ]

On September 5, 2017, Sucampo Pharmaceuticals, Inc. (the Company) and Four Irvington Centre Associates, LLC entered into a second amendment to the Lease Agreement for the Company’s corporate headquarters at Four Irvington Centre (the Second Amendment). The Second Amendment expands the leased premises at 805 King Farm Boulevard in Rockville, Maryland to 37,105 rentable square feet and increases the annual rent to approximately $1,147,000, subject to annual increases over the term of the lease, and excluding the Company's pro rata share of certain real property taxes, operating expenses, common area maintenance expenses and allowances for tenant improvements. The Second Amendment does not change any other material terms of the lease.

The foregoing description of the Second Amendment does not purport to be complete and is qualified in its entirety by reference to the full text of the Second Amendment, which will be filed as an exhibit to the Company's Quarterly Report on Form 10-Q for the fiscal period ending September 30, 2017.

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 hereunto duly authorized.