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Main Street Capital CORP

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Insider activity for last month from 09/25 to 10/25.

How these metrics are calculated

Counts use processed Form 4 rows. Purchase and sale metrics use codes P and S; totals remain unknown when any matching value is missing. Rows without a usable transaction date cannot be assigned to a rolling period and are excluded.

Total buying$00 buys
Total selling$00 sells
Net open-market+$0Buying minus selling
Active insiders10Distinct reporting owners

Insider activity report

Calendar-month buckets within the selected date range

Latest filing: Oct 20, 2026

Open-market transaction mix · 0 transactions in the selected period

Code A includes awards, grants and other acquisitions; these are not open-market buys. A rolling period can include partial calendar months.

View exact monthly counts and disclosed values
Monthly activity within the selected period; unknown values remain unknown.
MonthBuysSellsAwards (A)Buy valueSell valueNet P/S value
Sep 2026000$0$0$0
Oct 2026000$0$0$0

Distinct insiders active

Reporting-owner CIKs by month · peak Sep 2026 (10)
Sep 2026: 10 insidersOct 2026: 0 insiders
Sep 2026Oct 2026
10distinct insiders in selected period
Largest insider activity
By absolute net disclosed value · current transaction page
5 insiders
  • FD
    Foster Vincent DDIR · 0 buys · 0 sells · 0 awards (A)
    +$93.8klast 10/20/2026
  • HL
    Hyzak Dwayne L.CEO, SMD · 0 buys · 0 sells · 0 awards (A)
    +$27.5klast 10/20/2026
  • JE
    Jackson John EarlDIR · 0 buys · 0 sells · 0 awards (A)
    +$21.1klast 10/20/2026
  • GK
    Griffin Jon KevinDIR · 0 buys · 0 sells · 0 awards (A)
    +$16.9klast 10/20/2026
  • LE
    Lane Brian E.DIR · 0 buys · 0 sells · 0 awards (A)
    +$15.9klast 10/20/2026

MAIN transaction history

Newest filings · 20 transactions per page

Latest insider transactions

Form 4 filings from last month.
Newest company filings
CompanyInsiderActivityDisclosed valueFiled (ET)
MAINMain Street Capital CORP
McHugh RyanVP · CAO · TRESJ · otherSEC filing ↗$2.86kView disclosure →
MAINMain Street Capital CORP
McHugh RyanVP · CAO · TRESJ · otherSEC filing ↗$2.48kView disclosure →
MAINMain Street Capital CORP
Shive Dunia ADIRJ · otherSEC filing ↗$6.52kView disclosure →
MAINMain Street Capital CORP
Magdol David L.PRES · CSJ · otherSEC filing ↗$3.89kView disclosure →
MAINMain Street Capital CORP
Solcher Stephen BDIRJ · otherSEC filing ↗$12.4kView disclosure →
MAINMain Street Capital CORP
Jackson John EarlDIRJ · otherSEC filing ↗$15.1kView disclosure →
MAINMain Street Capital CORP
Jackson John EarlDIRJ · otherSEC filing ↗$5.93kView disclosure →
MAINMain Street Capital CORP
Lane Brian E.DIRJ · otherSEC filing ↗$11.5kView disclosure →
MAINMain Street Capital CORP
Lane Brian E.DIRJ · otherSEC filing ↗$4.35kView disclosure →
MAINMain Street Capital CORP
Griffin Jon KevinDIRJ · otherSEC filing ↗$15.5kView disclosure →
MAINMain Street Capital CORP
Griffin Jon KevinDIRJ · otherSEC filing ↗$1.35kView disclosure →
MAINMain Street Capital CORP
Hyzak Dwayne L.CEO · SMDJ · otherSEC filing ↗$27.5kView disclosure →
MAINMain Street Capital CORP
Foster Vincent DDIRJ · otherSEC filing ↗$5.45kView disclosure →
MAINMain Street Capital CORP
Foster Vincent DDIRJ · otherSEC filing ↗$10.5kView disclosure →
MAINMain Street Capital CORP
Foster Vincent DDIRJ · otherSEC filing ↗$5.45kView disclosure →
MAINMain Street Capital CORP
Foster Vincent DDIRJ · otherSEC filing ↗$71.4kView disclosure →
MAINMain Street Capital CORP
Foster Vincent DDIRJ · otherSEC filing ↗$874View disclosure →
MAINMain Street Capital CORP
Beauvais Jason BEVP · GC · SECYJ · otherSEC filing ↗$6.65kView disclosure →

Filing-only signals

Deterministic matches in the selected period

Recent filing activity
Most recent 6 transactions on this page · color = transaction code

Filing detail checks

Secondary metrics for the selected period
Largest buy-
Largest sale-
10b5-1 detected0
Amended rows0

Transaction codes

By Form 4 transaction code in selected period
18transactionstxns
  • J · Other · dominant18 · 100%

Activity by reported role

A joint filing can contribute to multiple roles
Director13
CAO2
TRES2
VP2
Chief executive officer1
CS1
EVP1
GC1
PRES1
SECY1
SMD1

Reported Holdings After

Separated by insider, security, and ownership type

Foster Vincent DCommon Stock · Direct
1.7M1.7MSep 28, 2026Sep 28, 2026
1,680,117.77Sep 28, 2026
Griffin Jon KevinCommon Stock · Direct
75.5k75.2kSep 28, 2026Sep 28, 2026
75,483.662Sep 28, 2026
Jackson John EarlCommon Stock · Direct
86.5k86.2kSep 28, 2026Sep 28, 2026
86,519.6379Sep 28, 2026
Lane Brian E.Common Stock · Direct
53.9k53.6kSep 28, 2026Sep 28, 2026
53,858.5548Sep 28, 2026
McHugh RyanCommon Stock · Direct
22.9k22.8kSep 28, 2026Sep 28, 2026
22,895.5958Sep 28, 2026
Beauvais Jason BCommon Stock · Direct
196.7k196.7kSep 28, 2026Sep 28, 2026
196,726.5609Sep 28, 2026
Foster Vincent DCommon Stock · Indirect · MS Trust I
71.4k71.4kSep 28, 2026Sep 28, 2026
71,355.5934Sep 28, 2026
Foster Vincent DCommon Stock · Indirect · MS Trust II
35.6k35.6kSep 28, 2026Sep 28, 2026
35,619.6704Sep 28, 2026

These are reported post-transaction holdings, not company-wide ownership percentages. Securities, indirect vehicles, and amendments are kept separate.

Filing activity heatmap
Current transaction page only · each cell is a filing date · buys green, sells red
1 active days
Sep 25 → Oct 25
LessMore

Main Street Capital CORP Insider Activity FAQ

SEC Form 4 context

Who recently reported transactions at Main Street Capital CORP?

McHugh Ryan, SHIVE DUNIA A, Magdol David L., SOLCHER STEPHEN B, JACKSON JOHN EARL, Lane Brian E., Griffin Jon Kevin, Hyzak Dwayne L., FOSTER VINCENT D, Beauvais Jason B.

When was the latest reported open-market purchase?

No code-P purchase is available for this period.

When was the latest reported open-market sale?

No code-S sale is available for this period.

What is the recent purchase and sale balance?

No code-P purchases or code-S sales were reported in the selected period.

Where can I see the original SEC filing?

Every transaction row and latest-activity fact links to its original SEC filing.

What do these Form 4 transaction codes mean?

P and S generally describe open-market or private purchases and sales. A, D, F, M, X, G, J, and V describe awards, issuer dispositions, tax withholding, exercises, gifts, other transactions, and voluntary early reports; review each filing and its footnotes for context.