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Main Street Capital CORP

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Insider activity for last month from 08/10 to 09/10. 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.

Latest filingSep 03, 2026Most recent Form 4
Total buying$00 buys
Total selling$204M1 sells
Net open-market-$204M2 insiders
Open-market mix
Buy vs sell distribution by transaction count
1 transactions
0 buys0%·100%1 sells

Insider activity report

Monthly open-market purchase and sale counts
Buys Sells
530-3-5transactionsAug 2026 sells: 1 transactions · $204M1AugSep

Transaction codes

By Form 4 transaction code in selected period
3transactions
  • G · Gifts · dominant1 · 33%
  • J · Other1 · 33%
  • S · Open-market sells1 · 33%

Activity by reported role

A joint filing can contribute to multiple roles
7transactions
  • EVP · dominant2 · 29%
  • GC2 · 29%
  • SECY2 · 29%
  • EC1 · 14%

Distinct insiders active

Reporting-owner CIKs by month · peak Aug 2026 (2)
Aug 2026Sep 2026
3distinct insiders in 2 months

Reported Holdings After

Separated by insider, security, and ownership type
Beauvais Jason BCommon Stock · Direct
196.6k196.5kAug 14, 2026 · 196,628.1399 shares owned afterSep 02, 2026 · 196,502.1399 shares owned afterAug 14, 2026Sep 02, 2026
196,502.1399Sep 02, 2026
Morris Jesse ECommon Stock · Direct
232.6k232.6kAug 21, 2026 · 232,568.4258 shares owned afterAug 21, 2026Aug 21, 2026
232,568.4258Aug 21, 2026

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

Filing activity heatmap
Each cell is one day · intensity = transactions · buys green, sells red
2 active days
Aug 10Sep 10
LessMore
Top insiders
By absolute net value across the selected period
2 insiders
  • ME
    Morris Jesse EEC · rank 1 · 0 buys · 1 sells
    -$2.0Mlast 08/24/undefined
  • BB
    Beauvais Jason BEVP, GC, SECY · rank 2 · 0 buys · 0 sells
    +$5.8klast 09/03/undefined
Recent filing activity
Most recent 3 transactions · color = transaction code

Filing detail checks

Secondary metrics for the selected period
Largest buy-
Largest sale$204M
10b5-1 detected0
Amended rows0

Filing-only signals

Deterministic matches in the selected period

MAIN transaction history

Filters apply within this company and selected period by default
Reset
TickerInsiderRoleTypeSharesValueCodeSignals90d returnFiledTrans date
MAINBeauvais Jason B
EVPGCSECY
gift126$0G0.0%09/0309/02
MAINBeauvais Jason B
EVPGCSECY
other98$582kJ0.0%09/0308/14
MAINMorris Jesse E
EC
sale35.0k-$204MS0.6%08/2408/21

Main Street Capital CORP Insider Activity FAQ

SEC Form 4 context

Who recently reported transactions at Main Street Capital CORP?

Beauvais Jason B, Morris Jesse E.

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?

Morris Jesse E reported a sale on Aug 21, 2026 valued at $204M. Read the SEC filing.

What is the recent purchase and sale balance?

Net open-market selling in the selected period was $2,049,250.00. Sales can occur for many non-investment reasons.

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.