Main Street Capital
MAIN
406 hedge funds and large institutions have $1.27B invested in Main Street Capital in 2025 Q3 according to their latest regulatory filings, with 43 funds opening new positions, 154 increasing their positions, 97 reducing their positions, and 32 closing their positions.
59% more repeat investments, than reductions
Existing positions increased: 154 | Existing positions reduced: 97
34% more first-time investments, than exits
New positions opened: 43 | Existing positions closed: 32
0% more funds holding
Funds holding: 404 → 406 (+2)
0.24% more ownership
Funds ownership: 22.18% → 22.42% (+0.24%)
3% less capital invested
Capital invested by funds: $1.31B → $1.27B (-$33M)
17% less funds holding in top 10
Funds holding in top 10: 6 → 5 (-1)
65% less call options, than puts
Call options by funds: $21.3M | Put options by funds: $61.5M
Top Buyers
| 1 |
VanEck Associates
New York
|
+$79.5M |
| 2 |
UBS Group
Zurich,
Switzerland
|
+$34.5M |
| 3 |
Public Employees Retirement Association of Colorado
Denver,
Colorado
|
+$18.1M |
| 4 |
JP Morgan Chase
New York
|
+$11.7M |
| 5 |
BPA
Beacon Pointe Advisors
Newport Beach,
California
|
+$3.6M |
Top Sellers
| 1 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$60M |
| 2 |
BlackRock
New York
|
-$23.8M |
| 3 |
TA
Tectonic Advisors
Frisco,
Texas
|
-$12.7M |
| 4 |
Marshall Wace
London,
United Kingdom
|
-$8.67M |
| 5 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
-$6.76M |
MAIN Hedge Fund Activity: Q3 2025 in Review
406 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Main Street Capital (MAIN) for Q3 2025, worth a combined $1.27B — down 2.5% from $1.31B a quarter earlier.
Buyers outnumbered sellers: 43 funds opened new MAIN positions and 32 closed out — a net gain of 11 holders — while 154 added to existing stakes and 97 trimmed.
The largest buyer was VanEck Associates, adding an estimated $79.5M. The largest seller was T. Rowe Price Associates, cutting an estimated $60M.
- 406 institutional investors held Main Street Capital (MAIN) as of Q3 2025, up from 404 in Q2 2025.
- Funds reported $1.27B of Main Street Capital stock for Q3 2025, down 2.5% quarter-over-quarter.
- 43 funds opened new Main Street Capital positions in Q3 2025 and 32 closed out, a net change of +11 holders.
- The largest Main Street Capital buyer in Q3 2025 was VanEck Associates, an estimated $79.5M added.
- The largest Main Street Capital seller in Q3 2025 was T. Rowe Price Associates, an estimated $60M sold.
Based on aggregated 13F filings for Q3 2025.