1、UNITED STATES SECURITIES AND EXCHANGE COMMISSIONWashington,D.C.20549Form 10-K(Mark One)ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d)OF THE SECURITIESEXCHANGE ACT OF 1934 For the fiscal year ended December 31,2017ORTRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d)OF THESECURITIES EXCHANGE ACT OF 1934
2、 For the transition period from to Commission file number 814-00733Triangle Capital Corporation(Exact name of registrant as specified in its charter)Maryland 06-1798488(State or other jurisdiction ofincorporation or organization)(I.R.S.EmployerIdentification No.)3700 Glenwood Avenue,Suite 530Raleigh
3、,North Carolina 27612(Zip Code)(Address of principal executive offices)Registrants telephone number,including area code:(919)719-4770Securities registered pursuant to Section 12(b)of the Act:Title of Each Class Name of Each Exchange on Which RegisteredCommon Stock,par value$0.001 per share The New Y
4、ork Stock Exchange6.375%Notes Due(December)2022 The New York Stock Exchange6.375%Notes Due(March)2022 The New York Stock ExchangeSecurities registered pursuant to Section 12(g)of the Act:NoneIndicate by check mark if the registrant is a well-known seasoned issuer,as defined in Rule 405 of the Securi
5、ties Act.Yes No RIndicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d)of the Act.Yes No RIndicate 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
6、during thepreceding 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 past90 days.Yes No Indicate by check mark whether the registrant has submitted electronically and posted on its corporate Web sit