DOSSIER · 13F Holders · Q1 2026
MYI

BLACKROCK MUNIYIELD INSURED FUND

163 institutions still hold BLACKROCK MUNIYIELD INSURED FUND as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 09254E103·163 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$368M
visible holders
Holders
163
filers reporting
Concentration
16.23%
Karpus Management, Inc. #1
top holder share
AI Holders Summary · Q1 2026

163 institutions reported MYI in Q1 2026. Karpus Management, Inc. leads at 16.2% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Karpus Management, Inc.
CIK 0001048703
$60M5.7M1.86%Q1 2026
02
RIVERNORTH CAPITAL MANAGEMENT, LLC
CIK 0001447578
$55M5.3M2.76%Q1 2026
03
MORGAN STANLEY
CIK 0000895421
$51M4.6M0.00%Q2 2026
04
SIT INVESTMENT ASSOCIATES INC
CIK 0000769317
$28M2.7M0.58%Q1 2026
05
GUGGENHEIM CAPITAL LLC
CIK 0001283072
$24M2.2M0.15%Q2 2026
06
ROBINSON CAPITAL MANAGEMENT, LLC
CIK 0001599795
$18M1.6M7.95%Q2 2026
07
RAYMOND JAMES FINANCIAL INC
CIK 0000720005
$17M1.5M0.00%Q2 2026
08
UBS Group AG
CIK 0001610520
$17M1.5M0.00%Q2 2026
09
STIFEL FINANCIAL CORP
CIK 0000720672
$13M1.2M0.01%Q2 2026
10
BANK OF AMERICA CORP /DE/
CIK 0000070858
$13M1.2M0.00%Q2 2026
11
VAN ECK ASSOCIATES CORP
CIK 0000869178
$11M973K0.01%Q2 2026
12
Advisors Asset Management, Inc.
CIK 0001297376
$10M981K0.17%Q1 2026
13
Pathstone Holdings, LLC
CIK 0002011612
$8M733K0.02%Q2 2026
14
WELLS FARGO & COMPANY/MN
CIK 0000072971
$8M682K0.00%Q2 2026
15
Allspring Global Investments Holdings, LLC
CIK 0001890906
$7M593K0.01%Q2 2026
16
LPL Financial LLC
CIK 0001403438
$6M583K0.00%Q2 2026
17
CITY OF LONDON INVESTMENT MANAGEMENT CO LTD
CIK 0001034546
$6M528K0.35%Q2 2026
18
Allianz Asset Management GmbH
CIK 0001535323
$5M491K0.00%Q2 2026
19
Rockefeller Capital Management L.P.
CIK 0001739439
$5M482K0.01%Q2 2026
20
MACKAY SHIELDS LLC
CIK 0000061227
$5M439K0.16%Q2 2026
Page 1 of 9
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Insiders at BLACKROCK MUNIYIELD INSURED FUND
Harris Stayce D.Oconnor WalterKalinoski MichaelRomaglino Christian