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NYSE: MAIN Main Street Capital CORP 8-K

Main Street Capital previews Q3 FY2026: NII $0.87-$0.91/share, NAV up 0.8%-1.0%

Filed October 15, 2026 · Period ending October 15, 2026 · ~1 min read

5 key changes 3 high relevance 2 sections

Key Changes

  • high

    Preliminary Q3 2026 net investment income is estimated at $0.87 to $0.91 per share.

  • high

    Distributable net investment income is estimated at $0.94 to $0.98 per share, and $0.96 to $1.00 before taxes.

  • high

    Net asset value per share is estimated at $34.18 to $34.26, up 0.8% to 1.0% from $33.92 at June 30, 2026.

  • medium

    SBA approved a $75.0 million increase in SBIC debenture borrowing capacity, bringing total access to $425.0 million of the $475.0 million regulatory maximum.

  • medium

    Non-accrual investments comprised 0.9% of the portfolio at fair value and 3.5% at cost as of September 30, 2026.

Summary

Main Street Capital issued a press release with preliminary estimates for its fiscal third quarter ended September 30, 2026. The company expects net investment income between $0.87 and $0.91 per share, with distributable net investment income of $0.94 to $0.98 per share.

Net asset value per share is estimated to rise to $34.18 to $34.26, an increase of 0.8% to 1.0% from the prior quarter, after paying a $0.30 supplemental dividend. The company also received SBA approval to increase its SBIC debenture borrowing capacity by $75.0 million, bringing total access to $425.0 million of the $475.0 million regulatory maximum for affiliated SBIC funds.

Non-accrual investments represented 0.9% of the portfolio at fair value and 3.5% at cost. These are preliminary figures subject to quarter-end closing and review procedures. The final results will be reported in the company's quarterly earnings release. The increase in SBIC borrowing capacity provides additional low-cost funding flexibility for future investments.

Section-by-Section Diff

Event · Item 2.02 — Results of Operations and Financial Condition

~100 words

Main Street Capital issued a press release with preliminary Q3 FY2026 financial estimates.

1 Added
Added Preliminary Q3 FY2026 results medium

Added in current filing · verify on EDGAR →

announcing certain preliminary estimates of its financial

condition and results of operations for its fiscal quarter ended September 30, 2026

The company disclosed preliminary estimates of its financial condition and operating results for the quarter ended September 30, 2026, via a press release attached as Exhibit 99.1. The 8-K body itself does not include the specific figures; those are in the exhibit.

Event · Exhibit 99.1

Main Street Capital announces preliminary Q3 2026 results: NII $0.87-$0.91/share, NAV up 0.8%-1.0% to $34.18-$34.26, and SBIC borrowing capacity increase.

1 Added
Added Preliminary Q3 2026 net asset value per share high

Added in current filing · view on EDGAR →

Main Street’s preliminary estimate of net asset value (“NAV”) per share as of September 30,

2026 is $34.18 to $34.26, representing an increase of $0.26 to $0.34 per share, or 0.8% to 1.0%,

from the NAV per share of $33.92 as of June 30, 2026

NAV per share is estimated to rise to $34.18-$34.26, up $0.26-$0.34 or 0.8%-1.0% from $33.92 at June 30, 2026. The increase is after paying a $0.30 supplemental dividend in September 2026 and is driven by net fair value appreciation and accretive equity issuances, partially offset by dividends exceeding NII and net tax provision.

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Figures/quotes linked to EDGAR · Narrative written by AI · Oct 16, 2026 · How we verify