SEC ownership of Blackstone Secured Lending Fund

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001736035.

Comparable stake leader

Greenwich Venture Capital LLC

Disclosed value leader

Greenwich Venture Capital LLC

Comparable rows

50/50

Latest evidence

30 Jun 2026

Top shareholders Insider holders Latest transactions
Public ticker
BXSL on NYSE
Parsed ownership sources
13D/G and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
Largest SEC-reported holder
Greenwich Venture Capital LLC
Ranking: Comparable ownership first, then disclosed value
Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 3 signals
Comparable ownership rows
50 of 50
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder
Greenwich Venture Capital LLC
Source: Latest parsed Schedule 13D/G stake
Latest parsed ownership date
30 Jun 2026
Freshness: Most recent filing date in this holder set
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0001736035
Issuer location
New York, NY

Ownership snapshot

Top shareholders of Blackstone Secured Lending Fund (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
Greenwich Venture Capital...
Disclosed value leader
Greenwich Venture Capital...
Comparable rows
50/50
Latest evidence
30 Jun 2026
13D/G 13F Lead comparable stake: 8.9% 13D/G row: Greenwich Venture Capital LLC Showing 1-8 of 50 holder rows.

Quick read

Greenwich Venture Capital LLC leads the comparable SEC ownership view at 8.9%.

50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Greenwich Venture Capital LLC's linked filing trail.
Comparable ownership Top 5
Greenwich Venture Capital LLC 8.9%
MORGAN STANLEY 2.8%
BANK OF AMERICA CORP /DE/ 2.5%
UBS Group AG 2.3%
VAN ECK ASSOCIATES CORP 1.9%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-8 of 50 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
Greenwich Venture Capital LLC
13D/G
Michael Karp
13D/G
8.9%
$589,005,339
19,871,975 shares
 $0 31 Dec 2024
MORGAN STANLEY
13F
Company
13F
2.8%
$150,763,348
6,358,639 shares
 — 30 Jun 2026
BANK OF AMERICA CORP /DE/
13F
Company
13F
2.5%
$133,581,033
5,633,953 shares
 — 30 Jun 2026
UBS Group AG
13F
Company
13F
2.3%
$121,539,427
5,126,083 shares
 — 30 Jun 2026
VAN ECK ASSOCIATES CORP
13F
Company
13F
1.9%
$98,670,090
4,161,539 shares
 — 30 Jun 2026
STRS OHIO
13F
Company
13F
1.8%
$94,840,000
4,000,000 shares
 — 30 Jun 2026
Ensign Peak Advisors, Inc
13F
Company
13F
1.5%
$78,127,177
3,295,115 shares
 — 30 Jun 2026
Blackstone Inc.
13F
Company
13F
1.4%
$76,026,826
3,206,530 shares
 — 30 Jun 2026
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Forms 3/4/5 flow

Insider trading overview

Net insider flow leans to buying over the last 12 months. Net value: +$270,634.

Buys
$270,634
Insiders: 4
Sells
$0
Insiders: 0
Net
+$270,634
Shares: +10,685
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 10,685 Shares: 0
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 0 0 $0 $0 $0
3-6 2,095 0 $49,851 $0 +$49,851
6-9 2,830 0 $67,294 $0 +$67,294
9-12 5,760 0 $153,489 $0 +$153,489

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-18 of 18 reporting-owner rows connected to Blackstone Secured Lending Fund. Open a relationship link for the CIK-to-CIK filing trail.

Rows
18
Largest Forms 3/4/5 holder
Brad Marshall
Net 12M change
+$270,634
Latest report
12 May 2026
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
Brad Marshall CEO, Trustee $4,856,455 Filing P/S 18 Nov 2022
Robert J. Bass Trustee $597,421 +$149,979 +34% Filing P/S 12 May 2026
Stacy Wang Head of Stakeholder Relations; Exhibit 24 - Power of Attorney $231,685 Mixed 10 May 2023
Katherine Rubenstein Chief Operating Officer $138,958 +$24,923 +22% Filing P/S 10 Mar 2026
Carlos Whitaker President $93,052 Mixed 26 May 2023
James Frederic Clark Trustee $65,395 +$71,195 +109% Filing P/S 11 Mar 2026
Lucie Enns Chief Legal Officer and Secretary; Exhibit 24 - Power of Attorney $24,536 +$24,537 +100% Filing P/S 13 Mar 2026
Kevin Kresge Jr. Interim Chief Financial Officer; Exhibit 24 - Power of Attorney Mixed 09 Sep 2022
Matthew Alcide Chief Accounting Officer; Exhibit 24 - Power of Attorney Mixed 10 May 2023
Kris Corbett Controller and Treasurer; Exhibit 24 - Power of Attorney Mixed 10 May 2023
Oran Ebel Chief Legal Officer and Secretary; Exhibit 24 - Power of Attorney Mixed 02 Aug 2023
Abby Miller Chief Accounting Officer and Treasurer; Exhibit 24 - Power of Attorney Mixed 23 May 2022
Jonathan Bock Co-Chief Executive Officer; Exhibit 24 - Power of Attorney Mixed 10 Jan 2023
William J. Renahan Chief Compliance Officer; Exhibit 24 - Power of Attorney Mixed 03 Aug 2022
Vikrant Sawhney Trustee Mixed 18 Oct 2021
David Henry Goldberg Interim Chief Accounting Officer and Interim Treasurer Exhibit 24 - Power of Attorney Mixed 11 Mar 2022
Michelle Greene Trustee Mixed 02 May 2022
Edward Desloge Chief Financial Officer; Exhibit 24 - Power of Attorney Mixed 10 May 2023

Recent insider transactions for Blackstone Secured Lending Fund

Showing up to 300 recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % SEC-reported value SEC-reported price Shares Shares owned Date Ownership
Robert J. Bass BXSL Common Shares of Beneficial Interest Purchase 9.1% $49,851 $23.80 2,095 25,107 12 May 2026 Direct
Lucie Enns BXSL Common Shares of Beneficial Interest Purchase $24,537 $23.48 1,045 1,045 13 Mar 2026 Direct
James Frederic Clark BXSL Common Shares of Beneficial Interest Purchase 37.5% $17,835 $23.78 750 2,750 11 Mar 2026 Direct
Katherine Rubenstein BXSL Common Shares of Beneficial Interest Purchase 21.9% $24,923 $24.08 1,035 5,771 10 Mar 2026 Direct
James Frederic Clark BXSL Common Shares of Beneficial Interest Purchase $53,360 $26.68 2,000 2,000 11 Nov 2025 Direct
Robert J. Bass BXSL Common Shares of Beneficial Interest Purchase 21.6% $100,129 $26.63 3,760 21,167 06 Oct 2025 Direct
* marks a reported price that did not pass the local price check.
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