Across its top 20 institutional holders, MAIN's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 6/100, avg. turnover score 29/100).

Quarterly Activity

Recent Activity

+$799.9M

Total Buy Value

$694.3M

Total Sell Value

New buy58

Trim110

Add168

Sold out56

226

Net Buyers

166

Net Sellers

Smart Money Convergence

MAIN does not currently have enough recent insider (Form 4) trading activity to compute a convergence signal against its 13F institutional flows.

13F data as of 2026-06-30 quarterly filings. Note: many large institutions file close to the 45-day post-quarter deadline, so early-quarter flow figures can shift substantially as more filings arrive.

Insider Trading (Form 4)

Form 144 Pre-Sale Notices

Filings (90d)

$352K

Total Est. Value

7K shares

Planned Shares

Last Filed 2026-06-30

Filer	Title/Relationship	Filing Date	Planned Shares	Est. Value
Beauvais Jason B	Officer	2026-06-30	7K shares	$352K

Form 144 is a planned sale notice, not an executed transaction. Form 144 Tracker。

Beneficial Ownership (13D/13G)

No Schedule 13D/13G filings for this ticker

Material Events (8-K)

Filings (14d)

Data as of 2026-07-16

2026-07-16

On July 16, 2026, Main Street Capital Corp (MAIN) issued a press release containing preliminary estimates of its financial condition and results for the fiscal quarter ended June 30, 2026. The press release is filed as Exhibit 99.1 to this 8-K and is incorporated by reference. This is a routine disclosure of interim financial estimates.

View Full Filing (SEC EDGAR)

2026-07-09

Main Street Capital Corp (MAIN) issued a press release on July 9, 2026, disclosing its results of operations and financial condition. This 8-K filing includes the press release as an exhibit, but the excerpt does not contain any specific financial figures. The information is furnished, not filed.

View Full Filing (SEC EDGAR)

2026-06-30

On June 29, 2026, Main Street Capital amended its credit agreement, raising revolving commitments to $1.24 billion and increasing the accordion feature to $1.86 billion. The revolving period and final maturity were extended to June 2030 and June 2031, respectively.

View Full Filing (SEC EDGAR)

View all Form 8-K filings

CUSIP

56035L104

FAQ

Who are the top institutional investors holding MAIN STREET CAPITAL CORP (MAIN)?

Major stakeholders currently include Price T Rowe Associates INC /md/ ($143.5M), Van Eck Associates CORP ($111.7M), UBS Group AG ($70.9M). Based on the latest 13F filings, there are a total of 425 tracked investment funds and institutions maintaining positions in MAIN.

What is the overall institutional sentiment toward MAIN recently?

Institutional sentiment appears Bearish (Net Selling). During the most recent reporting quarter, the stock experienced a net outflow of $38.8M, driven by 226 managers accumulating shares while 166 reduced their exposure.

Which institutions have been selling or reducing their MAIN positions?

In the latest period, 110 funds trimmed their holdings, and 56 managers completely exited their positions. The aggregate reported sell value was $694.3M.

Are there any notable investors adding MAIN to their portfolios?

Yes, buying activity remains notable. 58 institutions opened new positions in {ticker}, and 168 existing holders added to their shares. The total reported buy value for the quarter amounted to $799.9M.