Blackstone Secured Lending Fund logo

Blackstone Secured Lending Fund

BXSLNYSE

Blackstone Secured Lending Fund is a asset management company in the financial services sector on NYSE, led by Jonathan Bock, with a market cap of $6.5B. As of Q3 2025, 35% of shares are held by 368 institutional investors, with MORGAN STANLEY as the largest holder at 3.12%.

Co-Chief Executive OfficerJonathan Bock
Market Cap$6.5B
Asset Management
Financial Services
Websitebxsl.com
Country
United States of America

Overview

Overview of institutional ownership in BXSL as of Q3 2025 with a market cap of $6.0B

All Institutions

Institutions
368
Value Held
$2.1B
Shares Held
79.5M
Avg Position
$5.6M
Median Position
$865.6K

Hedge Funds

Hedge Funds
23
Value Held
$77.2M
Shares Held
3.0M
Avg Position
$3.4M
Median Position
$1.0M

Ownership Breakdown

Institutional (non-HF): 33.29%Institutional (non-HF)Hedge Funds: 1.29%Retail & Other: 65.42%Retail & Other
Institutional (non-HF)
33.29%
$2.0B
Hedge Funds
1.29%
$77.2M
Retail & Other
65.42%
$3.9B

Based on market cap of $6.0B as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.

Biggest Investors

Institutions with the largest positions in BXSL as of Q3 2025

InstitutionPosition Value
MORGAN STANLEY logo
MORGAN STANLEY
RIA/Wealth
$187.2M
0.01% of portfolio
$148.5M
0.01% of portfolio
$101.9M
0.27% of portfolio
$84.3M
0.13% of portfolio
$83.6M
0.36% of portfolio
$63.3M
0.07% of portfolio
$59.0M
0.97% of portfolio
UBS Group AG logo
UBS Group AG
Institution
$58.1M
0.01% of portfolio
$53.3M
1.14% of portfolio
$52.6M
0.09% of portfolio

Net Capital Flow

Institutional buying and selling activity for BXSL in Q3 2025

Traded
$23.3M
Buyers
198
Sellers
143
Total Bought
+$324.4M
Total Sold
$347.7M
Avg Position
$5.0M

Biggest Buyers

InstitutionNet Bought
+$83.1M
+3.2M shares
+$20.9M
+801.0K shares
+$16.5M
+631.6K shares
FMR LLC logo
FMR LLC
Institution
+$16.5M
+631.0K shares
+$14.8M
+566.0K shares
Trexquant Investment LP logo
Trexquant Investment LP
Hedge FundQuant
+$11.8M
+452.2K shares
MILLENNIUM MANAGEMENT LLC logo
MILLENNIUM MANAGEMENT LLC
Hedge FundMulti-Strategy
+$11.1M
+425.9K shares
+$11.0M
+421.6K shares
CITADEL ADVISORS LLC logo
CITADEL ADVISORS LLC
Hedge FundMulti-Strategy
+$8.1M
+312.2K shares
POTENTIA WEALTH logo
POTENTIA WEALTH
RIA/Wealth
+$7.2M
+274.8K shares

Biggest Sellers

InstitutionNet Sold
$62.4M
2.4M shares
$55.4M
2.1M shares
UBS Group AG logo
UBS Group AG
Institution
$40.1M
1.5M shares
G
GCIC Ltd.
Institution
$25.1M
961.8K shares
ALLIANCEBERNSTEIN L.P. logo
ALLIANCEBERNSTEIN L.P.
Long Only Manager
$23.0M
749.2K shares
B
BlackRock, Inc.
Institution
$22.9M
876.9K shares
MORGAN STANLEY logo
MORGAN STANLEY
RIA/Wealth
$16.4M
628.0K shares
$16.0M
615.3K shares
$9.2M
352.3K shares
$7.0M
229.0K shares

Entry and Exit Activity

Institutions that initiated new positions or completely exited BXSL in Q3 2025

New Positions
22
New Value
$19.2M
Exited Positions
43
Exited Value
$57.1M

New Positions

InstitutionPosition Value
M
M&G Plc
Institution
$4.6M
175.0K shares
$3.0M
110.2K shares
$1.8M
68.5K shares
IMMERSION CORP logo
IMMERSION CORP
Institution
$1.5M
59.2K shares
$1.4M
54.3K shares
$1.4M
53.3K shares
$1.1M
40.4K shares
$1.0M
40.1K shares
$645.5K
24.8K shares
$585.3K
22.5K shares

Exited Positions

InstitutionPrevious Position
ALLIANCEBERNSTEIN L.P. logo
ALLIANCEBERNSTEIN L.P.
Long Only Manager
$23.0M
749.2K shares
$7.0M
229.0K shares
$6.2M
202.2K shares
$3.0M
96.0K shares
Quantbot Technologies LLC logo
Quantbot Technologies LLC
Hedge FundQuant
$2.9M
92.7K shares
$1.5M
48.6K shares
Ballast, Inc. logo
Ballast, Inc.
RIA/Wealth
$1.4M
44.7K shares
$1.2M
40.4K shares
Y
Y-Intercept Ltd
Institution
$1.1M
36.6K shares
$1.1M
34.4K shares

Options Activity

Institutions with the largest Call and Put options positions in BXSL as of Q3 2025

Call Positions
7
Call Value
$13.7M
Put Positions
7
Put Value
$29.9M

Call Positions

InstitutionPosition Value
$8.2M
3.2K contracts
$3.3M
1.3K contracts
CAPITAL FUND MANAGEMENT S.A. logo
CAPITAL FUND MANAGEMENT S.A.
Hedge FundQuant Macro
$675.2K
259.0 contracts
CITADEL ADVISORS LLC logo
CITADEL ADVISORS LLC
Hedge FundMulti-Strategy
$537.0K
206.0 contracts
$509.6K
190.0 contracts
$391.1K
150.0 contracts
-
- contracts

Put Positions

InstitutionPosition Value
CITADEL ADVISORS LLC logo
CITADEL ADVISORS LLC
Hedge FundMulti-Strategy
$9.0M
3.5K contracts
$8.5M
3.3K contracts
MILLENNIUM MANAGEMENT LLC logo
MILLENNIUM MANAGEMENT LLC
Hedge FundMulti-Strategy
$7.0M
2.7K contracts
HBK INVESTMENTS L P logo
HBK INVESTMENTS L P
Hedge FundMulti-Strategy
$2.6M
1.0K contracts
$2.0M
743.0 contracts
CAPITAL FUND MANAGEMENT S.A. logo
CAPITAL FUND MANAGEMENT S.A.
Hedge FundQuant Macro
$578.8K
222.0 contracts
$221.6K
85.0 contracts

Most Committed Institutions

Institutions with BXSL as the highest % of their portfolio as of Q3 2025

InstitutionPortfolio Weight
Muzinich & Co., Inc. logo
Muzinich & Co., Inc.
Long Only Manager
9.18%
$23.7M
6.06%
$8.3M
3.35%
$5.2M
POTENTIA WEALTH logo
POTENTIA WEALTH
RIA/Wealth
2.73%
$7.2M
2.47%
$8.3M
2.06%
$4.2M
2.02%
$3.4M
1.90%
$4.0M
1.89%
$34.5M
1.62%
$14.8M

Hedge Fund Spotlight

Discover hedge funds investing in BXSL

MILLENNIUM MANAGEMENT LLC logo
MILLENNIUM MANAGEMENT LLC
Hedge FundMulti-Strategy
Portfolio ManagerDan Michael Berkovitz
Portfolio Value
$121.98B
Positions
3,803
Last Reported
Q3 2025
AddressNew York, NY
Sector Allocation
Technology: 17.10%TechnologyFinancial Services: 13.90%Financial ServicesIndustrials: 11.30%IndustrialsHealthcare: 11.10%HealthcareETF: 8.70%ETFConsumer Cyclical: 7.90%Communication Services: 4.60%Consumer Defensive: 4.50%Energy: 4.20%Basic Materials: 4.10%Utilities: 2.90%Real Estate: 2.60%
Blackstone Secured Lending Fund logo

Position in Blackstone Secured Lending Fund

Market Value
$17.2M
Shares Held
658.1K
Portfolio Weight
0.01%
Owned Since
2021-Q4
Top HoldingSectorMarket ValueWeight
ETF
ETF
$5.0B4.11%
2
Nvidia logo
Nvidia
NVDA
Semiconductors
Technology
$3.4B2.80%
3
Apple logo
Apple
AAPL
Consumer Electronics
Technology
$1.8B1.46%

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