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Bain Capital Specialty Finance, Inc.

BCSF
Exchange
NYSE
SEC CIK
0001655050

No open-market purchases or sales by Bain Capital Specialty Finance, Inc. insiders were filed in the last 90 days; 128 institutions reported holding it in 13F filings for Q2 2026, worth $459.6M in total; no superinvestor holds it.

13F holders, Q3 2025

Institutional positions in Bain Capital Specialty Finance, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
139
−2 vs. Q2 2025
Shares held
33.4M
+1.13M (+3.5%) vs. Q2 2025
Total value
$475.4M
−$9.22M (−1.9%) vs. Q2 2025
New holders
15
54 more added
Sold out
17
39 more reduced

2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting BCSF on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 139 institutions
Q1 2021: 95 institutionsQ2 2021: 94 institutionsQ3 2021: 97 institutionsQ4 2021: 99 institutionsQ1 2022: 90 institutionsQ2 2022: 99 institutionsQ3 2022: 99 institutionsQ4 2022: 120 institutionsQ1 2023: 115 institutionsQ2 2023: 117 institutionsQ3 2023: 125 institutionsQ4 2023: 135 institutionsQ1 2024: 138 institutionsQ2 2024: 143 institutionsQ3 2024: 133 institutionsQ4 2024: 137 institutionsQ1 2025: 149 institutionsQ2 2025: 143 institutionsQ3 2025: 139 institutionsQ4 2025: 142 institutionsQ1 2026: 132 institutionsQ2 2026: 128 institutions
Value heldQ3 2025: $475.4M
Q1 2021: $500.2MQ2 2021: $493.7MQ3 2021: $467.8MQ4 2021: $490.0MQ1 2022: $508.0MQ2 2022: $444.5MQ3 2022: $396.3MQ4 2022: $403.3MQ1 2023: $397.7MQ2 2023: $453.1MQ3 2023: $509.2MQ4 2023: $491.6MQ1 2024: $497.0MQ2 2024: $513.0MQ3 2024: $507.4MQ4 2024: $589.7MQ1 2025: $552.0MQ2 2025: $486.3MQ3 2025: $475.4MQ4 2025: $477.0MQ1 2026: $419.4MQ2 2026: $459.6M
Institutions holding BCSF and their total value by quarter
QuarterHoldersValue
Q2 2026128$459.6M
Q1 2026132$419.4M
Q4 2025142$477.0M
Q3 2025139$475.4M
Q2 2025143$486.3M
Q1 2025149$552.0M
Q4 2024137$589.7M
Q3 2024133$507.4M
Q2 2024143$513.0M
Q1 2024138$497.0M
Q4 2023135$491.6M
Q3 2023125$509.2M
Q2 2023117$453.1M
Q1 2023115$397.7M
Q4 2022120$403.3M
Q3 202299$396.3M
Q2 202299$444.5M
Q1 202290$508.0M
Q4 202199$490.0M
Q3 202197$467.8M
Q2 202194$493.7M
Q1 202195$500.2M

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Bain Capital Specialty Finance, Inc.; share changes are against Q2 2025.

Institutions holding BCSF in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Dougherty Wealth Advisers LLC50$7130.00%00.0%Unchanged
GAMMA Investing LLC54$7700.00%00.0%Unchanged
WFA of San Diego, LLC100$1.43K0.00%00.0%Unchanged
Pension & Wealth Management Advisors, Inc.110$1.57K0.00%+110New
Strategic Advocates LLC138$1.97K0.00%+138New
Federation des caisses Desjardins du Quebec200$2.85K0.00%+125+166.7%Added
Rogco, LP340$4.84K0.00%00.0%Unchanged
CWM, LLC383$5.00K0.00%00.0%Unchanged
AdvisorNet Financial, Inc500$7.13K0.00%00.0%Unchanged
Jones Financial Companies LLLP500$7.19K0.00%00.0%Unchanged
Financial Network Wealth Advisors LLC556$7.92K0.01%00.0%Unchanged
Harbor Asset Planning, Inc.622$8.86K0.01%00.0%Unchanged
Nalls Sherbakoff Group, LLC750$10.7K0.01%00.0%Unchanged
Kimelman & Baird, LLC800$11.4K0.00%00.0%Unchanged
Wealthspire Advisors, LLC1,001$14.3K0.00%+1,001New
Quarry LP1,649$23.5K0.01%−2,921−63.9%Reduced
Tower Research Capital LLC (TRC)2,490$35.5K0.00%+2,409+2,974.1%Added
Global Retirement Partners, LLC2,500$35.6K0.00%00.0%Unchanged
GPS Wealth Strategies Group, LLC2,682$38.2K0.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC3,780$53.9K0.00%+176+4.9%Added
Stone House Investment Management, LLC3,856$54.9K0.01%+3,856New
BNP Paribas Arbitrage, SA4,069$58.0K0.00%+3,169+352.1%Added
Security National Bank4,650$66.3K0.01%+4,650New
SRS Capital Advisors, Inc.5,000$71.3K0.00%00.0%Unchanged
MAI Capital Management5,181$73.8K0.00%00.0%Unchanged
Aquatic Capital Management LLC6,163$87.8K0.00%−3,424−35.7%Reduced
Anfield Capital Management, LLC7,995$113.9K0.03%00.0%Unchanged
Register Financial Advisors LLC8,513$121.3K0.05%+109+1.3%Added
Ronald Blue Trust, Inc.9,719$138.5K0.00%+297+3.2%Added
Bokf, NA9,750$138.9K0.00%00.0%Unchanged
Blair William & Co10,339$147.3K0.00%00.0%Unchanged
PharVision Advisers, LLC10,566$150.6K0.08%−3,273−23.7%Reduced
Sanctuary Advisors, LLC10,685$152.3K0.00%+361+3.5%Added
Creative Planning10,984$156.5K0.00%+419+4.0%Added
MML Investors Services, LLC11,348$161.7K0.00%−15,069−57.0%Reduced
Susquehanna International Group, LLP11,899$169.6K0.00%+45+0.4%Added
One Charles Private Wealth Services, LLC11,916$169.8K0.04%+364+3.2%Added
Mill Creek Capital Advisors, LLC12,092$172.3K0.00%00.0%Unchanged
Concurrent Investment Advisors, LLC12,265$174.8K0.00%−1,105−8.3%Reduced
Perennial Investment Advisors, LLC12,500$178.1K0.01%00.0%Unchanged
Advisory Services Network, LLC13,198$188.1K0.00%−237−1.8%Reduced
Seelaus Asset Management LLC13,300$189.5K0.15%00.0%Unchanged
Summit Wealth Group LLC12,612$193.1K0.03%+12,612New
PDT Partners, LLC13,556$193.2K0.01%00.0%Unchanged
Cooper Financial Group13,936$198.6K0.02%+339+2.5%Added
U.S. Capital Wealth Advisors, LLC14,000$199.5K0.01%+1,700+13.8%Added
Prairiewood Capital, LLC14,010$199.6K0.07%−257−1.8%Reduced
Employees Retirement System of Texas14,064$200.0K0.00%00.0%Unchanged
CI Private Wealth, LLC14,976$213.4K0.00%−444−2.9%Reduced
MQS Management LLC15,600$222.3K0.13%−3,571−18.6%Reduced
IMC-Chicago, LLC16,686$237.8K0.00%+16,686New
Catalina Capital Group, LLC16,828$239.8K0.15%−2,478−12.8%Reduced
Quadrature Capital Ltd17,191$245.5K0.00%+17,191New
Colony Group, LLC17,231$245.5K0.00%00.0%Unchanged
Meridian Investment Counsel Inc.17,476$249.0K0.06%−625−3.5%Reduced
Price T Rowe Associates Inc19,669$281.0K0.00%+19,669New
Eagle Global Advisors LLC19,910$283.7K0.01%00.0%Unchanged
National Asset Management, Inc.19,974$284.6K0.01%−93−0.5%Reduced
Advisor OS, LLC21,642$308.4K0.03%+616+2.9%Added
Foster Victor Wealth Advisors, LLC22,000$309.1K0.02%00.0%Unchanged
Farther Finance Advisors, LLC22,730$323.9K0.00%+8,170+56.1%Added
XTX Topco Ltd23,275$331.7K0.02%+23,275New
M.E. Allison & Co., Inc.24,363$347.2K0.24%+24,363New
Onyx Bridge Wealth Group LLC24,874$354.5K0.04%+1,392+5.9%Added
SeaCrest Wealth Management, LLC28,400$388.8K0.04%−2,540−8.2%Reduced
Canton Hathaway, LLC27,375$390.0K0.07%00.0%Unchanged
Denali Advisors LLC29,952$426.8K0.05%−5,407−15.3%Reduced
Formidable Asset Management, LLC28,447$427.8K0.07%−1,000−3.4%Reduced
Transcend Wealth Collective, LLC30,148$429.6K0.03%+6,868+29.5%Added
Comerica Bank30,764$438.4K0.00%+11,615+60.7%Added
Norden Group LLC30,943$440.9K0.04%+6,684+27.6%Added
CV Advisors LLC31,500$448.9K0.12%+31,500New
CFO4Life Group, LLC31,813$453.3K0.07%+905+2.9%Added
Citigroup Inc31,867$454.1K0.00%+19,144+150.5%Added
Wiley Bros.-Aintree Capital, LLC32,524$463.5K0.00%−2,855−8.1%Reduced
International Assets Investment Management, LLC31,839$476.0K0.04%00.0%Unchanged
LPL Financial LLC34,323$489.1K0.00%+6,681+24.2%Added
Diversify Advisory Services, LLC38,066$536.3K0.02%+14,923+64.5%Added
Cottage Street Advisors LLC41,500$591.4K0.25%+41,500New
Ethos Financial Group, LLC43,199$615.6K0.05%+8,122+23.2%Added
BI Asset Management Fondsmaeglerselskab A/S43,977$627.0K0.01%00.0%Unchanged
Advisor Group Holdings, Inc.43,782$662.6K0.00%+1,019+2.4%Added
Marshall Wace, LLP47,132$671.6K0.00%−18,049−27.7%Reduced
Northern Trust Corp47,266$673.5K0.00%−82,455−63.6%Reduced
Campbell & CO Investment Adviser LLC48,087$685.2K0.05%−17,472−26.7%Reduced
Lido Advisors, LLC51,425$732.8K0.00%−4,099−7.4%Reduced
Cambridge Investment Research Advisors, Inc.55,527$791.0K0.00%+1,000+1.8%Added
Virtus Investment Advisers, Inc.55,871$796.2K0.23%+4,828+9.5%Added
Beaumont Financial Advisors, LLC61,837$881.2K0.06%−454−0.7%Reduced
Triumph Capital Management62,778$894.6K0.24%+8,652+16.0%Added
State Street Corp63,567$905.8K0.00%+1,753+2.8%Added
Great West Life Assurance Co65,032$922.0K0.00%+13,787+26.9%Added
JPMorgan Chase & Co65,389$931.8K0.00%−107,119−62.1%Reduced
Independent Financial Group, LLC65,726$936.6K0.02%−7,102−9.8%Reduced
Ares Management LLC68,595$977.5K0.04%00.0%Unchanged
HighTower Advisors, LLC69,836$995.2K0.00%−1,331−1.9%Reduced
Brevan Howard Capital Management LP69,884$995.8K0.01%+69,884New
Redhawk Wealth Advisors, Inc.72,773$1.04M0.12%−18,748−20.5%Reduced
United Advisor Group, LLC74,036$1.06M0.14%−1,133−1.5%Reduced
Allworth Financial LP75,274$1.07M0.00%−87,736−53.8%Reduced