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Bain Capital Specialty Finance, Inc. · 13F filings

BCSF Institutional Ownership

Holdings as of Jun 30, 2026From SEC Form 13FUpdated

Who owns Bain Capital Specialty Finance, Inc. and what the big funds did with it last quarter, from every SEC 13F filing. 128 funds reported holding BCSF at Jun 30, 2026, together owning 57.4% of the company.

← BCSF stock page

Fund sentiment
Neutral
Strongly bearishNeutralStrongly bullish
  • ●61 buying vs 61 selling
  • ▲Held by funds +5.2 pts
  • ▼Funds holding -4
  • ▼Superinvestors: 0 added, 2 cut
  • ●Put/call not meaningful

What the filings show, not a forecast. Positions can be up to 45 days old and leave out short sales.

Funds holding128−4 vs Q1 2026
Held by funds57.4%+5.3 pts
Value held$466M37.2M shares
Put/call ratio–market makers left out

Funds holding and ownership

8 quarters
Q3 2024: 133 fundsQ3 '24Q4 2024: 136 fundsQ4 '24Q1 2025: 148 fundsQ1 '25Q2 2025: 143 fundsQ2 '25Q3 2025: 139 fundsQ3 '25Q4 2025: 142 fundsQ4 '25Q1 2026: 132 fundsQ1 '26Q2 2026: 128 fundsQ2 '2657.4% owned
Funds holdingHeld by funds %

Quarter over quarter

all 13F filers
Q2 2026This quarterQ1 2026Change
Funds holding128132−3.0%
In funds' top 10440.0%
13F shares37.2M33.8M+10.1%
Held by funds57.4%52.1%+5.3 pts
New positions1619−15.8%
Increased4540+12.5%
Reduced4448−8.3%
Sold out1727−37.0%
Calls (shares)00–
Puts (shares)00–
Put/call ratio–––

Buyers vs sellers

adding or new vs cutting or sold out
Q4 2024: 66 buyingQ4 2024: 52 sellingQ4 '24Q1 2025: 90 buyingQ1 2025: 53 sellingQ1 '25Q2 2025: 75 buyingQ2 2025: 63 sellingQ2 '25Q3 2025: 66 buyingQ3 2025: 58 sellingQ3 '25Q4 2025: 67 buyingQ4 2025: 64 sellingQ4 '25Q1 2026: 59 buyingQ1 2026: 75 sellingQ1 '26Q2 2026: 61 buyingQ2 2026: 61 sellingQ2 '26
Buying 61Selling 61latest quarter

Superinvestors in BCSF

All superinvestors →

Who owns BCSF

share of fund held shares
  • Index and passive funds5.9%
  • Active managers and hedge funds76.4%
  • Banks and brokers17.5%
  • Pensions, insurers and other0.2%

The top 10 holders own 67.9% of all BCSF shares that funds reported. Groups are our own grouping of filers by name.

Filed so far for Q3 2026

34 funds changed their position

🔒 Free account: see all 20.

Top holders

Q2 2026
#FundOf companySharesValueChange
1Bain Capital Credit, LP18.23%11.8M$148M0
2Bank of America Corp /de/3.92%2.5M$31.8M−197K
3Cresset Asset Management, LLC3.69%2.4M$30M+322K
4UBS Group AG2.25%1.5M$18.3M+56K
5Van Eck Associates Corp2.12%1.4M$17.3M+254K
6Two Sigma Investments, LP2.12%1.4M$17.2M−141K
7Morgan Stanley1.93%1.3M$15.7M+109K
8Dimension Capital Management LLC1.93%1.3M$15.7M+29K
9Caz Investments LP1.40%906K$11.3M+896K
10Melia Wealth LLC1.35%873K$10.9M−290K
🔒 15 more top holders. Create a free account or sign in to see them.
Biggest buyers
Biggest sellers

BCSF institutional ownership FAQ

Who owns the most BCSF stock?

In Q2 2026 13F filings the largest holder of BCSF was Bain Capital Credit, LP, followed by Bank of America Corp /de/ and Cresset Asset Management, LLC. Index fund managers are usually the biggest holders of large companies.

What percentage of BCSF is owned by institutions?

Funds that file 13F reports held 57.4% of BCSF's shares at Jun 30, 2026, compared with 52.1% a quarter earlier. That counts every manager with more than $100 million in US stocks.

Are hedge funds buying BCSF?

In Q2 2026, 61 funds bought BCSF (16 of them new positions) and 61 sold (17 sold out completely). Among well known investors, 0 added and 2 cut. Our fund sentiment for BCSF is neutral.

What is BCSF's institutional put/call ratio?

Too few option positions were reported for a meaningful ratio.

How current is this BCSF ownership data?

13F filings show holdings at the end of each quarter and are due within 45 days, so positions can be up to six weeks old when they appear. We add each new filing within minutes, and the "filed so far" list shows funds that have already reported the next quarter.

For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Fund sentiment summarises what 13F filings show and is not a forecast. Holdings come from SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.