Main Street Capital CORP (MAIN)
Data as of , from SEC Form 4 filings.
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About Main Street Capital CORP (MAIN)
Main Street Capital Corp is a principal investment firm focused on providing customized long-term debt and equity capital solutions to lower middle market ("LMM") companies and debt capital to private ("Private Loan") companies owned by or in the process of being acquired by a private equity fund. The group invests principally in secured debt investments, equity investments, warrants, and other securities of LMM companies, typically based in the U.S. The company operates as a single segment with a principal investment objective to maximize total return by generating current income from debt investments and current income and capital appreciation from equity and equity-related investments.
- HOUSTON, TX
- 110
- 2007
- XNYS
MAIN Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market purchase | 2 | 2,550 | $151K |
| Open-market sale | 1 | 35,000 | $2.05M |
| Bona-fide gift | 1 | 126 | |
MAIN insider transactions (Form 4)
88189 Form 4 filings on record, the earliest from Oct 17, 2024, newest first. Filing history page 2 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Other | Common Stock | 110.33 | $50.69 | $6K | ||
| Vincent D. Foster | Other | Common Stock | 14.49 | $50.69 | $734 | |
| Vincent D. Foster | Other | Common Stock | 1,548 | $50.69 | $78K | |
| Vincent D. Foster | Gift | Common Stock | 71,000 | $0.00 | - | |
| Vincent D. Foster | Gift | Common Stock | 35,500 | $0.00 | - | |
| Vincent D. Foster | Gift | Common Stock | 35,500 | $0.00 | - | |
| Other | Common Stock | 59.78 | $57.63 | $3K | ||
| Other | Common Stock | 57.87 | $56.39 | $3K | ||
| Ryan McHugh - Officer | Other | Common Stock | 36.96 | $56.39 | $2K | |
| Ryan McHugh - Officer | Other | Common Stock | 31.16 | $56.39 | $2K | |
| Brian E. Lane | Other | Common Stock | 62.11 | $56.39 | $4K | |
| Brian E. Lane | Other | Common Stock | 161.24 | $57.83 | $9K | |
| Brian E. Lane | Grant or award | Common Stock | 538 | $0.00 | - | |
| Brian E. Lane | Grant or award | Common Stock | 1,345 | $55.76 | $75K | |
| John Earl Jackson | Other | Common Stock | 85.47 | $56.39 | $5K | |
| John Earl Jackson | Other | Common Stock | 213.39 | $57.83 | $12K | |
| John Earl Jackson | Grant or award | Common Stock | 538 | $0.00 | - | |
| John Earl Jackson | Grant or award | Common Stock | 1,345 | $55.76 | $75K | |
| John Earl Jackson | Other | Common Stock | 9 | $57.38 | $516 | |
| Vincent D. Foster | Other | Common Stock | 12.97 | $56.39 | $731 | |
| Vincent D. Foster | Other | Common Stock | 1,385 | $56.39 | $78K | |
| Vincent D. Foster | Grant or award | Common Stock | 538 | $0.00 | - | |
| Other | Common Stock | 408.44 | $56.39 | $23K | ||
| Jon Kevin Griffin | Other | Common Stock | 20.1 | $56.39 | $1K | |
| Jon Kevin Griffin | Other | Common Stock | 219 | $57.83 | $13K | |
| Jon Kevin Griffin | Grant or award | Common Stock | 538 | $0.00 | - | |
| Jon Kevin Griffin | Grant or award | Common Stock | 1,345 | $55.76 | $75K | |
| Stephen B. Solcher | Other | Common Stock | 178.61 | $57.83 | $10K | |
| Stephen B. Solcher | Grant or award | Common Stock | 538 | $0.00 | - | |
| Stephen B. Solcher | Grant or award | Common Stock | 448.35 | $55.76 | $25K | |
| Other | Common Stock | 88.01 | $57.83 | $5K | ||
| Grant or award | Common Stock | 538 | $0.00 | - | ||
| Grant or award | Common Stock | 1,435 | $55.76 | $80K | ||
| Other | Common Stock | 98.72 | $56.38 | $6K | ||
| Other | Common Stock | 91.75 | $54.89 | $5K | ||
| Other | Common Stock | 113.31 | $51.53 | $6K | ||
| Stephen B. Solcher | Other | Common Stock | 186.21 | $54.89 | $10K | |
| Stephen B. Solcher | Other | Common Stock | 229.95 | $51.53 | $12K | |
| Other | Common Stock | 417 | $54.66 | $23K | ||
| Other | Common Stock | 499.34 | $52.92 | $26K | ||
| Grant or award | Common Stock | 81,609 | $0.00 | - | ||
| Tax withholding / forfeiture | Common Stock | 29,202 | $52.96 | $1.55M | ||
| Brian E. Lane | Other | Common Stock | 63.41 | $54.66 | $3K | |
| Brian E. Lane | Other | Common Stock | 168.1 | $54.89 | $9K | |
| Brian E. Lane | Other | Common Stock | 75.93 | $52.92 | $4K | |
| Brian E. Lane | Other | Common Stock | 207.58 | $51.53 | $11K | |
| Other | Common Stock | 100.8 | $54.66 | $6K | ||
| Other | Common Stock | 120.7 | $52.92 | $6K | ||
| Grant or award | Common Stock | 33,550 | $0.00 | - | ||
| Tax withholding / forfeiture | Common Stock | 13,004 | $52.96 | $689K | ||
| Jon Kevin Griffin | Other | Common Stock | 20.53 | $54.66 | $1K | |
| Jon Kevin Griffin | Other | Common Stock | 228.31 | $54.89 | $13K | |
| Jon Kevin Griffin | Other | Common Stock | 24.58 | $52.92 | $1K | |
| Jon Kevin Griffin | Other | Common Stock | 281.94 | $51.53 | $15K | |
| John Earl Jackson | Other | Common Stock | 87.26 | $54.66 | $5K | |
| John Earl Jackson | Other | Common Stock | 222.46 | $54.89 | $12K | |
| John Earl Jackson | Other | Common Stock | 104.49 | $52.92 | $6K | |
| John Earl Jackson | Other | Common Stock | 274.72 | $51.53 | $14K | |
| John Earl Jackson | Other | Common Stock | 9 | $55.08 | $496 | |
| Vincent D. Foster | Other | Common Stock | 13.24 | $54.66 | $724 | |
| Vincent D. Foster | Other | Common Stock | 1,414 | $54.66 | $77K | |
| Vincent D. Foster | Other | Common Stock | 15.85 | $52.92 | $839 | |
| Vincent D. Foster | Other | Common Stock | 1,693 | $52.92 | $90K | |
| Nicholas Meserve - Officer | Grant or award | Common Stock | 21,762 | $0.00 | - | |
| Nicholas Meserve - Officer | Tax withholding / forfeiture | Common Stock | 7,700 | $52.96 | $408K | |
| Ryan Robert Nelson - Officer | Grant or award | Common Stock | 13,602 | $0.00 | - | |
| Ryan Robert Nelson - Officer | Tax withholding / forfeiture | Common Stock | 2,352 | $52.96 | $125K | |
| Ryan McHugh - Officer | Other | Common Stock | 22.66 | $54.66 | $1K | |
| Ryan McHugh - Officer | Other | Common Stock | 26.18 | $54.66 | $1K | |
| Ryan McHugh - Officer | Other | Common Stock | 27.13 | $52.92 | $1K | |
| Ryan McHugh - Officer | Other | Common Stock | 31.35 | $52.92 | $2K | |
| Ryan McHugh - Officer | Grant or award | Common Stock | 7,254 | $0.00 | - | |
| Ryan McHugh - Officer | Tax withholding / forfeiture | Common Stock | 780 | $52.96 | $41K | |
| Grant or award | Common Stock | 54,406 | $0.00 | - | ||
| Tax withholding / forfeiture | Common Stock | 22,536 | $52.96 | $1.19M | ||
| Other | Common Stock | 62.49 | $54.88 | $3K | ||
| Other | Common Stock | 59.08 | $54.66 | $3K | ||
| Other | Common Stock | 70.75 | $52.92 | $4K | ||
| Grant or award | Common Stock | 58,940 | $0.00 | - | ||
| Tax withholding / forfeiture | Common Stock | 23,596 | $52.96 | $1.25M | ||
| Other | Common Stock | 84.36 | $59.44 | $5K | ||
| Jon Kevin Griffin | Other | Common Stock | 18.35 | $60.89 | $1K | |
| Jon Kevin Griffin | Other | Common Stock | 209.91 | $59.44 | $12K | |
| Stephen B. Solcher | Other | Common Stock | 171.21 | $59.44 | $10K | |
| Ryan McHugh - Officer | Other | Common Stock | 18.61 | $60.89 | $1K | |
| Ryan McHugh - Officer | Other | Common Stock | 23.4 | $60.89 | $1K | |
| Brian E. Lane | Other | Common Stock | 56.68 | $60.89 | $3K | |
| Brian E. Lane | Other | Common Stock | 154.55 | $59.44 | $9K |
Recent MAIN Form 144 notices of proposed sale
2An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| Jesse E. Morris | Officer | 35,000 | $2.04M | View on EDGAR | |
| - | - | - | - |
MAIN insider trading FAQ
What is the latest insider trade for MAIN?
Main Street Capital CORP (MAIN) had 21 insider filings in the last 90 days, with the most recent on 2026-09-15. The full record for MAIN runs to 189 Form 4 filings, the earliest from 2024-10-17. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying MAIN stock?
2 insider purchases of MAIN were filed in the last 90 days, totaling $151K.
How many insiders are selling MAIN stock?
1 insider sale of MAIN was filed in the last 90 days, totaling $2.05M.
Where can I see MAIN SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects MAIN Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Ryan McHugh view on EDGAR
- - David L. Magdol view on EDGAR
- - John Earl Jackson view on EDGAR
- - Brian E. Lane view on EDGAR
- - Jon Kevin Griffin view on EDGAR
- - Stephen B. Solcher view on EDGAR
- - Dunia A. Shive view on EDGAR
- - Dwayne L. Hyzak view on EDGAR
- - Vincent D. Foster view on EDGAR
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity by sector
- Where insider buying and selling is concentrated across the eleven GICS sectors.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
Follow MAIN with a 7-day demo
- MAIN on your watchlist
- Every MAIN Form 4 filing on record
- Up to 3 months of MAIN price history
- The daily trading plan of ranked insider buys, on a delay, with the plan archive