PennantPark Investment (PNNT) 10-Q 2018 Q1 Quarterly report

EXHIBIT32.2

CERTIFICATION OF CHIEF FINANCIAL OFFICER

PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 (18 U.S.C. 1350)

Inconnection withthisReport on Form10-Qforthe three monthsended December 31, 2017(the “Report”)ofPennantPark Investment Corporation (the “Registrant”),asfiled withthe SecuritiesandExchange Commissiononthe datehereof, I, Aviv Efrat, Chief Financial Officer of the Registrant, hereby certify, to the best of my knowledge, that:

(1)  The Report fullycomplieswiththe requirementsof Section13(a)or15(d)ofthe SecuritiesExchange Act of1934, as amended;and

(2)  The informationcontainedinthe Report fairlypresents, inall material respects, the financial conditionandresultsof operationsoftheRegistrant.

/s/ Aviv Efrat

Name: Aviv Efrat

Title:   Chief Financial Officer

Date:   February 7, 2018