DSU on NYSE

BLACKROCK DEBT STRATEGIES FUND, INC.

BLACKROCK DEBT STRATEGIES FUND, INC. is a corporation registered in the United States, active since 1997.² It is headquartered in Baltimore, United States.² Its shares trade on NYSE under the symbol DSU.²

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Last updated Oct 21, 2026.

Overview

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TickerDSU on NYSE²
HeadquartersBaltimore, United States²
Incorporated inMD³
Business address100 Bellevue Parkway, Wilmington, De 19809³
Legal formStock Corporation²
LEIY02PFSGMGNYKWM70AJ95²
StatusActive²
LEI statusIssued and current²
Registered addressc/o THE CORPORATION TRUST, INCORPORATED; 2405 YORK ROAD; SUITE 201, 21093-2264 Lutherville, United States²
Registered withBusiness Services (Maryland Department of Assessments and Taxation), D04857264²

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Corporate structure

BLACKROCK DEBT STRATEGIES FUND, INC. sits at the top of its group. 1 entity, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

Major holders of BLACKROCK DEBT STRATEGIES FUND, INC.

FIRST TRUST PORTFOLIOS LP Filed SCHEDULE 13G on BLACKROCK DEBT STRATEGIES FUND, INC., latest Apr 27, 2026 (3 filings since Jan 12, 2022)
Morgan Stanley Filed SC 13G/A on BLACKROCK DEBT STRATEGIES FUND, INC., latest Nov 7, 2024 (4 filings since Feb 11, 2022)

BLACKROCK DEBT STRATEGIES FUND, INC. Baltimore, Maryland, United States

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

Leadership

Who has led BLACKROCK DEBT STRATEGIES FUND, INC., and when. Pick a name to see everywhere that person has worked.

Chief executive

John Perlowski2011–2016

President

John Perlowski2011–2016

Chief financial officer

2010201520202025

Chief executive officerJohn Perlowski Feb 18, 2011 to Nov 23, 2016⁴
PresidentJohn Perlowski Feb 18, 2011 to Nov 23, 2016⁴
Chief financial officerTrent Walker Jan 12, 2021 to Jan 12, 2021⁵
Chief financial officerNeal Andrews Nov 9, 2007 to Nov 9, 2007⁶

Board members and other officers (38)

Vice PresidentStephen Thomas Minar May 16, 2025 to now⁷
Chief Compliance OfficerAaron David Wasserman Jul 6, 2023 to Jul 6, 2023⁸
Vice PresidentJonathan Diorio Sep 21, 2015 to Sep 21, 2015⁹
Chief Compliance OfficerCharles Park Jun 10, 2014 to now¹⁰
SecretaryJaney Ahn May 25, 2012 to May 25, 2012¹¹
Vice PresidentRobert Crothers May 25, 2012 to May 25, 2012¹²
SecretaryIra P. Shapiro Nov 18, 2010 to Nov 18, 2010¹³
Vice PresidentBrendan Kyne Aug 6, 2009 to Aug 6, 2009¹⁴
Portfolio ManagerKevin Booth Jan 12, 2007 to Jan 12, 2007¹⁵
SecretaryHoward Surloff Nov 8, 2007 to Nov 8, 2007¹⁶
Chief Compliance OfficerBrian P. Kindelan Nov 9, 2007 to Nov 9, 2007¹⁷
TreasurerJay M. Fife Nov 9, 2007 to Nov 9, 2007¹⁸
Vice PresidentAnne Ackerley Nov 13, 2007 to Nov 13, 2007¹⁹
Acting AttorneyBrian D. Stewart May 19, 2006 to May 19, 2006²⁰
Board memberFrancis C. Mahoney Sep 17, 2026 to now²¹
Board memberArthur Philip Steinmetz Sep 14, 2023 to Sep 14, 2023²²
Board memberJames Phillip Holloman Jun 21, 2021 to Jun 21, 2021²³
Board memberStayce Harris Jun 21, 2021 to Oct 30, 2024²⁴
Board memberLorenzo Flores Aug 9, 2021 to Aug 9, 2021²⁵
Board memberRobert W. Fairbairn Feb 16, 2018 to Feb 16, 2018²⁶
Board memberCatherine A. Lynch Mar 2, 2016 to Jun 12, 2017²⁷
Board memberCynthia Egan Apr 1, 2016 to Jan 12, 2017²⁸
Board memberMichael J. Castellano Apr 20, 2011 to Dec 6, 2016²⁹
Board memberPaul Audet Jul 28, 2011 to Jul 28, 2011³⁰
Board memberGeorge Nicholas Beckwith Iii. Nov 7, 2007 to Dec 26, 2007³¹
Board memberHenry Gabbay Nov 7, 2007 to Jan 4, 2019³²
Board memberFrank Fabozzi Nov 8, 2007 to Dec 17, 2013³³
Board memberJerrold B. Harris Nov 8, 2007 to Dec 17, 2013³⁴
Board memberKaren P. Robards Nov 8, 2007 to Nov 14, 2016³⁵
Board memberKent Dixon Nov 8, 2007 to Nov 8, 2007³⁶
Board memberCarl W. Kester Nov 9, 2007 to Nov 14, 2016³⁷
Board memberJames T. Flynn Nov 9, 2007 to Nov 9, 2007³⁸
Board memberKathleen F. Feldstein Nov 9, 2007 to Dec 17, 2013³⁹
Board memberRichard Cavanagh Nov 9, 2007 to Nov 14, 2016⁴⁰
Board memberRobert Glenn Hubbard Nov 9, 2007 to Dec 17, 2013⁴¹
Board memberRobert S. Salomon Jr. Nov 9, 2007 to Nov 9, 2007⁴²
Board memberRonald W. Forbes Dec 13, 2006 to Dec 13, 2006⁴³
General counselDenis Molleur May 19, 2006 to May 19, 2006²⁰

Former names

BLACKROCK DEBT STRATEGIES FUNDJun 15, 2007 to Jan 29, 2008³
DEBT STRATEGIES FUNDApr 29, 2003 to May 10, 2007³
DEBT STRATEGIES FUND II INCOct 29, 1998 to Apr 26, 2002³

Timeline

Jan 21, 20258-K Other events⁴⁴
Feb 18, 2011New chief executive John Perlowski becomes CEO⁴
Dec 10, 1997Founded BLACKROCK DEBT STRATEGIES FUND, INC. is founded²

Filings

84 filings to the SEC since October 2021: 1 major events, 20 insider forms, 7 large holders, 56 other. The latest 20:

Sep 17, 20263 EDGAR
Sep 3, 2026N-CSRS BLACKROCK DEBT STRATEGIES FUND, INC. EDGAR
Aug 28, 2026N-PX EDGAR
Aug 25, 2026NPORT-P EDGAR
Aug 5, 20263 EDGAR
May 28, 2026NPORT-P EDGAR
Apr 27, 2026SCHEDULE 13G EDGAR
Mar 17, 2026N-CEN/A EDGAR
Mar 13, 2026N-CEN EDGAR
Mar 5, 2026N-CSR BLACKROCK DEBT STRATEGIES FUND, INC. EDGAR
Feb 24, 2026NPORT-P EDGAR
Feb 10, 2026POS EX BLACKROCK DEBT STRATEGIES FUND, INC. EDGAR
Feb 10, 2026424B5 EDGAR
Feb 9, 2026EFFECT EDGAR
Feb 4, 2026N-2/A BLACKROCK DEBT STRATEGIES FUND, INC. EDGAR
Feb 3, 20264 EDGAR
Feb 3, 20264 EDGAR
Feb 3, 20264 EDGAR
Dec 1, 2025N-2 BLACKROCK DEBT STRATEGIES FUND, INC. EDGAR
Nov 26, 2025NPORT-P EDGAR

The 84 filings since October 2021 can be filtered by form type and year here when JavaScript is on.

Every filing from the last five years, summarized. The full record is on SEC EDGAR.

Insider trades

1 open-market trades by officers, directors and large owners since October 2021: 1 buys and 0 sales. Grants, option exercises and gifts are left out.

Date	Who	Trade	Shares	Price	Value	Filing
Oct 29, 2024	Harris Stayce D.Director	Buy	10	$10.82	$108	Form 4

From Forms 4 filed with the SEC.

Major holders

Investors who own more than 5% of the shares must tell the SEC: a 13D if they may seek to influence the company, a 13G if they hold passively.

FIRST TRUST PORTFOLIOS LPSCHEDULE 13G, 3 filings Jan 12, 2022 to Apr 27, 2026⁴⁵
Morgan StanleySC 13G/A, 4 filings Feb 11, 2022 to Nov 7, 2024⁴⁶

Held by these funds

The largest holders among investment managers' 13F reports for the quarter ending Jun 30, 2026, the top 25 of 100. Change is in shares since the quarter before.

Fund	Shares	Value	Share of the fund	Change
Morgan Stanley	4,444,535	$43.1M	0.0%	−26,333
Guggenheim Capital LLC	1,357,719	$13.2M	0.1%	−98,070
LPL Financial LLC	696,289	$6.8M	0.0%	−10,201
Oak Hill Advisors LP	578,922	$5.6M	0.8%	No change
Invesco Ltd.	554,585	$5.4M	0.0%	−7,517
Bank Of America Corp /de/	552,605	$5.4M	0.0%	+45,382
Elevated Capital Advisors, LLC	462,634	$4.5M	1.2%	+7,140
Greenup Street Wealth Management LLC	396,179	$3.8M	0.5%	+103,054
Ameriprise Financial Inc	390,627	$3.8M	0.0%	−16,202
Advisors Asset Management, Inc.	351,476	$3.4M	0.1%	−9,055
Strategic Wealth Partners, Ltd.	329,048	$3.2M	0.2%	No change
GraniteShares Advisors LLC	272,252	$2.6M	1.7%	+35,625
Wells Fargo & Company/mn	226,492	$2.2M	0.0%	−5,527
Raymond James Financial Inc	221,746	$2.2M	0.0%	−16,850
Smith Asset Management Co., LLC	194,122	$1.9M	1.5%	−5,409
Bison Wealth, LLC	186,989	$1.8M	0.2%	+53,980
PMG Family Office LLC	168,146	$1.6M	1.5%	+17,790
Royal Bank Of Canada	131,908	$1.3M	0.0%	+6,150
UBS Group AG	118,215	$1.1M	0.0%	−11
Cetera Investment Advisers	116,699	$1.1M	0.0%	+4,081
Whipplewood Advisors, LLC	98,931	$959.6K	0.6%	−3,773
NewEdge Advisors, LLC	85,502	$829.4K	0.0%	−2,926
Ethos Financial Group, LLC	84,153	$816.3K	0.1%	−440
Commonwealth Equity Services, LLC	75,051	$728.0K	0.0%	−37,766
Ausdal Financial Partners, Inc.	73,579	$714.6K	0.0%	−6,102

13F reports cover disclosed long positions in U.S. stocks only.

Members of Congress who traded it

1 trades disclosed by members of Congress. “Vs S&P since” is the stock’s change since the trade minus the S&P 500’s.

Date	Member	Trade	Amount	Vs S&P since	Filing
Oct 9, 2020	Joe CourtneyDemocratic, House	Sale	$1,001 - $15,000	+136.7%	Report

Members report amounts as ranges, not exact figures. Returns are price-only (no dividends).

SEC filer profile

How BLACKROCK DEBT STRATEGIES FUND, INC. is registered with the Securities and Exchange Commission, from its EDGAR record and the cover page of its latest annual report.

Name on EDGARBLACKROCK DEBT STRATEGIES FUND, INC.¹
CIK0001051003
Employer ID (EIN)22-3564108¹
Incorporated inMaryland¹
Fiscal year endsDecember 31¹
Business address100 Bellevue Parkway, Wilmington, DE 19809¹
Phone800-441-7762¹
On EDGAR sinceJan 12, 1998¹
Filings547 in all: 4 (100), 3 (56), SC 13G/A (30), N-Q (29), NPORT-P (28), DEF 14A (26), N-CSR (26), N-PX (23)¹
All 50 form types
40-17G (22), N-CSRS (22), NSAR-B (20), NSAR-A (19), DEFA14A (15), 4/A (9), 425 (9), N-CEN (8), SC 13G (8), 497 (7), CORRESP (7), 40-17G/A (6), 424B3 (6), SC TO-I/A (6), 8-K (5), EFFECT (5), N-2/A (5), N-30D (5), N-2 (4), DEFR14A (3), N-14 8C/A (3), POS 8C (3), POS EX (3), PRE 14A (3), SC TO-C (3), SC TO-I (3), 424B2 (2), N-14 8C (2), N-CEN/A (2), N-PX/A (2), 3/A (1), 424B5 (1), 486BPOS (1), 8-A12B (1), AW (1), N-8A (1), N-Q/A (1), NPORT-EX (1), NSAR-B/A (1), SC 13D (1), SC 13D/A (1), SCHEDULE 13G (1)
Latest filingsProxy statement (DEF 14A) Jun 2, 2026
Latest 8-K (8-K) Jan 21, 2025

Sources

The numbers on this page point here. Each one links to the record it came from.

1
SEC EDGARBLACKROCK DEBT STRATEGIES FUND, INC. filings on SEC EDGAR
2
GLEIFBLACKROCK DEBT STRATEGIES FUND, INC. LEI record (Y02PFSGMGNYKWM70AJ95)
3
SEC EDGARBLACKROCK DEBT STRATEGIES FUND, INC. filings on SEC EDGAR
4
SEC EDGARJohn Perlowski, Chief executive officer
5
SEC EDGARTrent Walker, Chief financial officer
6
SEC EDGARNeal Andrews, Chief financial officer
7
SEC EDGARStephen Thomas Minar, Vice President
8
SEC EDGARAaron David Wasserman, Chief Compliance Officer
9
SEC EDGARJonathan Diorio, Vice President
10
SEC EDGARCharles Park, Chief Compliance Officer
11
SEC EDGARJaney Ahn, Secretary
12
SEC EDGARRobert Crothers, Vice President
13
SEC EDGARIra P. Shapiro, Secretary
14
SEC EDGARBrendan Kyne, Vice President
15
SEC EDGARKevin Booth, Portfolio Manager
16
SEC EDGARHoward Surloff, Secretary
17
SEC EDGARBrian P. Kindelan, Chief Compliance Officer
18
SEC EDGARJay M. Fife, Treasurer
19
SEC EDGARAnne Ackerley, Vice President
20
SEC EDGARBrian D. Stewart, Acting Attorney
21
SEC EDGARFrancis C. Mahoney, Board member
22
SEC EDGARArthur Philip Steinmetz, Board member
23
SEC EDGARJames Phillip Holloman, Board member
24
SEC EDGARStayce Harris, Board member
25
SEC EDGARLorenzo Flores, Board member
26
SEC EDGARRobert W. Fairbairn, Board member
27
SEC EDGARCatherine A. Lynch, Board member
28
SEC EDGARCynthia Egan, Board member
29
SEC EDGARMichael J. Castellano, Board member
30
SEC EDGARPaul Audet, Board member
31
SEC EDGARGeorge Nicholas Beckwith Iii., Board member
32
SEC EDGARHenry Gabbay, Board member
33
SEC EDGARFrank Fabozzi, Board member
34
SEC EDGARJerrold B. Harris, Board member
35
SEC EDGARKaren P. Robards, Board member
36
SEC EDGARKent Dixon, Board member
37
SEC EDGARCarl W. Kester, Board member
38
SEC EDGARJames T. Flynn, Board member
39
SEC EDGARKathleen F. Feldstein, Board member
40
SEC EDGARRichard Cavanagh, Board member
41
SEC EDGARRobert Glenn Hubbard, Board member
42
SEC EDGARRobert S. Salomon Jr., Board member
43
SEC EDGARRonald W. Forbes, Board member
44
SEC EDGAROther events
45
SEC EDGARFIRST TRUST PORTFOLIOS LP SCHEDULE 13G on BLACKROCK DEBT STRATEGIES FUND, INC.
46
SEC EDGARMorgan Stanley SC 13G/A on BLACKROCK DEBT STRATEGIES FUND, INC.