Form 4 for MAIN Main Street Capital CORP

Accepted 2026-04-03 16:30:32 ET · period of report 2026-03-13 · accession 0001236849-26-000005 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
M	2026-04-03 16:30	2026-03-13+	MAIN	JACKSON JOHN EARL	Dir	J - Other	$53.22	+688.93	81.9K	+0.8%	+$36.7K
I	2026-04-03 16:30	2026-03-13	MAIN	JACKSON JOHN EARL	Dir	J - Other	$55.08	+9	2,007	+0.5%	+$495.72

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Common Stock	2026-03-13	J	A	87.26	$54.66	81,267.93	D	—	—	(F1) The reporting person acquired these shares under a dividend reinvestment plan, pursuant to a dividend reinvestment transaction exempt from Section 16 under Rule 16a-11.
2	Common	Common Stock	2026-03-13	J	A	222.46	$54.89	81,490.39	D	—	—	(F1) The reporting person acquired these shares under a dividend reinvestment plan, pursuant to a dividend reinvestment transaction exempt from Section 16 under Rule 16a-11.
3	Common	Common Stock	2026-03-27	J	A	104.49	$52.92	81,594.88	D	—	—	(F1) The reporting person acquired these shares under a dividend reinvestment plan, pursuant to a dividend reinvestment transaction exempt from Section 16 under Rule 16a-11.
4	Common	Common Stock	2026-03-27	J	A	274.72	$51.53	81,869.60	D	—	—	(F1) The reporting person acquired these shares under a dividend reinvestment plan, pursuant to a dividend reinvestment transaction exempt from Section 16 under Rule 16a-11.
5	Common	Common Stock	2026-03-13	J	A	9	$55.08	2,007	I By Wife	—	—	(F1) The reporting person acquired these shares under a dividend reinvestment plan, pursuant to a dividend reinvestment transaction exempt from Section 16 under Rule 16a-11.