FS KKR Capital Corp.’s FSK second-quarter 2021 adjusted net investment income (NII) per share of 74 cents surpassed the Zacks Consensus Estimate of 61 cents. In the prior-year quarter, the company reported earnings of 62 cents. The reported quarter’s results exclude accretion resulting from the merger with FS KKR Capital Corp. II.Results were aided by a rise in total investment income. Also, portfolio activity was decent in the quarter. However, higher expenses hurt results to some extent.NII (GAAP basis) was $116 million, up 50.6% from the prior-year quarter.Total Investment Income Improves, Expenses RiseTotal investment income was $206 million, up 37.3% year over year. The top line surpassed the Zacks Consensus Estimate of $146.8 million.Total operating expenses increased 23.3% from the prior-year quarter to $90 million. All cost components except for administrative services expenses, and accounting and administrative fees witnessed a rise.Total Portfolio Value & Balance Sheet DecentThe fair value of FS KKR Capital’s total investment portfolio was $14.7 billion as of Jun 30, 2021.As of Jun 30, 2021, the company’s net asset value was $26.84 per share compared with $25.02 as of Dec 31, 2020.The company had $15.7 billion in total assets and $7.7 billion in total stockholders’ equity at the end of the second quarter.Our TakeDecent origination volumes are expected to support FS KKR Capital’s profitability. However, a tough operating backdrop poses a concern.FS KKR Capital Corp. Price, Consensus and EPS Surprise FS KKR Capital Corp. price-consensus-eps-surprise-chart | FS KKR Capital Corp. QuoteCurrently, FS KKR Capital carries a Zacks Rank #2 (Buy). You can see the complete list of today’s Zacks #1 Rank (Strong Buy) stocks here.Performance of Other Finance CompaniesCredit Acceptance Corporation’s CACC second-quarter 2021 earnings of $17.18 per share comfortably outpaced the Zacks Consensus Estimate of $10.08. The bottom line reflects a substantial improvement from $5.40 earned in the prior-year quarter. These figures include certain non-recurring items.Ares Capital Corporation’s ARCC second-quarter 2021 core earnings of 53 cents per share surpassed the Zacks Consensus Estimate of 43 cents. Moreover, the bottom line reflects a rise of 35.9% from the prior-year quarter’s reported number.Hercules Capital Inc.’s HTGC second-quarter 2021 net investment income of 32 cents per share was in line with the Zacks Consensus Estimate. The figure indicates no change from the year-ago quarter’s reported number. Zacks' Top Picks to Cash in on Artificial Intelligence In 2021, this world-changing technology is projected to generate $327.5 billion in revenue. Now Shark Tank star and billionaire investor Mark Cuban says AI will create "the world's first trillionaires." Zacks' urgent special report reveals 3 AI picks investors need to know about today.See 3 Artificial Intelligence Stocks With Extreme Upside Potential>>Want the latest recommendations from Zacks Investment Research? Today, you can download 7 Best Stocks for the Next 30 Days. Click to get this free report Ares Capital Corporation (ARCC): Free Stock Analysis Report Hercules Capital, Inc. (HTGC): Free Stock Analysis Report Credit Acceptance Corporation (CACC): Free Stock Analysis Report FS KKR Capital Corp. (FSK): Free Stock Analysis Report To read this article on Zacks.com click here. Zacks Investment Research