Main Street Capital Corporation (MAIN) has 16 known insider and institutional holders on record. The largest holder is FOSTER VINCENT D with 1,737,236 shares. Other notable holders include Hyzak Dwayne L. and Magdol David L..
Over the last 12 months, insiders have made 195 transactions in MAIN stock — 181 buys (valued at $1.24M) and 3 sells (valued at $1.78M). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
MAIN Insider Ownership
Top Holder
FOSTER VINCENT D
1,737,236 shares
Buys (12 mo)
181
$1.24M value
Sells (12 mo)
3
$1.78M value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Foster Vincent D |
Director |
1,737,236 |
2026-04-03 |
|
| 2 |
Hyzak Dwayne L. |
CEO, Smd |
453,076 |
2026-04-03 |
|
| 3 |
Magdol David L. |
President, CIO and Smd |
404,964 |
2026-04-03 |
|
| 4 |
Morris Jesse E |
EVP and COO |
267,568 |
2026-04-03 |
|
| 5 |
Beauvais Jason B |
EVP, Gc, Secretary |
182,139 |
2026-04-03 |
|
| 6 |
Meserve Nicholas |
Managing Director |
96,445 |
2026-04-03 |
|
| 7 |
Griffin Jon Kevin |
Director |
70,849 |
2026-04-03 |
|
| 8 |
Solcher Stephen B |
Director |
50,379 |
2026-04-03 |
|
| 9 |
Lane Brian E. |
Director |
49,438 |
2026-04-03 |
|
| 10 |
French Arthur L. |
Director |
31,322 |
2022-04-29 |
|
| 11 |
Nelson Ryan Robert |
CFO and Treasurer |
30,535 |
2026-04-03 |
|
| 12 |
Parker Lance A |
VP, Chief Accounting Officer |
25,745 |
2023-03-09 |
|
| 13 |
Shive Dunia A |
Director |
24,864 |
2026-04-03 |
|
| 14 |
Mchugh Ryan |
VP, CAO & Assistant Treasurer |
13,162 |
2026-04-03 |
|
| 15 |
Matthews Beverly Kay |
Director |
12,136 |
2023-03-09 |
|
| 16 |
Jackson John Earl |
Director |
2,007 |
2026-04-03 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-04-01 |
Nelson Ryan Robert |
CFO and Treasurer |
Tax Withholding of RSU |
2,352 |
$52.96 |
$124.56K |
| 2026-04-01 |
Mchugh Ryan |
VP, CAO & Assistant Treasurer |
Tax Withholding of RSU |
780 |
$52.96 |
$41.31K |
| 2026-03-27 |
Mchugh Ryan |
VP, CAO & Assistant Treasurer |
Other (Buy) |
27 |
$52.92 |
$1.43K |
| 2026-03-13 |
Mchugh Ryan |
VP, CAO & Assistant Treasurer |
Other (Buy) |
23 |
$54.66 |
$1.26K |
| 2026-04-01 |
Morris Jesse E |
EVP and COO |
Tax Withholding of RSU |
22,536 |
$52.96 |
$1.19M |
| 2026-04-01 |
Meserve Nicholas |
Managing Director |
Tax Withholding of RSU |
7,700 |
$52.96 |
$407.79K |
| 2026-03-27 |
Griffin Jon Kevin |
Director |
Other (Buy) |
25 |
$52.92 |
$1.32K |
| 2026-03-13 |
Griffin Jon Kevin |
Director |
Other (Buy) |
21 |
$54.66 |
$1.15K |
| 2026-03-27 |
Lane Brian E. |
Director |
Other (Buy) |
76 |
$52.92 |
$4.02K |
| 2026-03-13 |
Lane Brian E. |
Director |
Other (Buy) |
63 |
$54.66 |
$3.44K |
| 2026-04-01 |
Beauvais Jason B |
EVP, Gc, Secretary |
Tax Withholding of RSU |
13,004 |
$52.96 |
$688.69K |
| 2026-03-27 |
Beauvais Jason B |
EVP, Gc, Secretary |
Other (Buy) |
121 |
$52.92 |
$6.4K |
| 2026-03-13 |
Beauvais Jason B |
EVP, Gc, Secretary |
Other (Buy) |
101 |
$54.66 |
$5.52K |
| 2026-04-01 |
Hyzak Dwayne L. |
CEO, Smd |
Tax Withholding of RSU |
29,202 |
$52.96 |
$1.55M |
| 2026-03-27 |
Hyzak Dwayne L. |
CEO, Smd |
Other (Buy) |
499 |
$52.92 |
$26.41K |
| 2026-03-13 |
Hyzak Dwayne L. |
CEO, Smd |
Other (Buy) |
417 |
$54.66 |
$22.79K |
| 2026-04-01 |
Magdol David L. |
President, CIO and Smd |
Tax Withholding of RSU |
23,596 |
$52.96 |
$1.25M |
| 2026-03-27 |
Magdol David L. |
President, CIO and Smd |
Other (Buy) |
71 |
$52.92 |
$3.76K |
| 2026-03-13 |
Magdol David L. |
President, CIO and Smd |
Other (Buy) |
62 |
$54.88 |
$3.4K |
| 2026-03-27 |
Jackson John Earl |
Director |
Other (Buy) |
104 |
$52.92 |
$5.5K |
| 2026-03-13 |
Jackson John Earl |
Director |
Other (Buy) |
9 |
$55.08 |
$495.72 |
| 2026-03-27 |
Shive Dunia A |
Director |
Other (Buy) |
113 |
$51.53 |
$5.82K |
| 2026-03-13 |
Shive Dunia A |
Director |
Other (Buy) |
92 |
$54.89 |
$5.05K |
| 2026-03-27 |
Foster Vincent D |
Director |
Other (Buy) |
16 |
$52.92 |
$846.72 |
| 2026-03-13 |
Foster Vincent D |
Director |
Other (Buy) |
13 |
$54.66 |
$710.58 |
