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Blackrock Core Bond Trust
$9.15 +0.05 (+0.55%) At close · Jul 2
Market Cap
$660.85M
Shares
72,224,224

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 104
Total Value: $249,410,561
Total Shares: 27,228,233
Showing 1–100 of 104 holdings by value · page 1 of 2

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 104 13F filers · Δ vs Dec 31, 2025
Top Holder
39.9%
Jun 2023 → Mar 2026 · range 15.4% – 39.9%
+0.6 pts
Top 5
66.3%
Jun 2023 → Mar 2026 · range 43.8% – 66.3%
+1.7 pts
Top 10
79.1%
Jun 2023 → Mar 2026 · range 62.6% – 79.1%
+2.4 pts
HHI
1,836
Jun 2023 → Mar 2026 · range 586 – 1,836
Moderately concentrated+71

Quarterly Activity

vs Dec 31, 2025
New
12
Increased
43
Decreased
30
Sold Out
25
Unchanged
19
Holder count: -13
Institutional value: -4.1%
Shares held: +0.4%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Mid SIT INVESTMENT ASSOCIATES INC +221,633 10,859,206
Large Allspring Global Investments Holdings, LLC +206,557 349,001
Mega MORGAN STANLEY +186,688 2,735,431
Mega LPL Financial LLC +147,702 1,190,894
Mega FIRST TRUST ADVISORS LP +132,527 234,502

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Mid Beacon Pointe Advisors, LLC −131,035 44,225
Mid LANDSCAPE CAPITAL MANAGEMENT, L.L.C. −122,241 34,246
Mega BANK OF AMERICA CORP /DE/ −68,376 349,875
Large GUGGENHEIM CAPITAL LLC −41,730 1,128,912
Mid WOLVERINE ASSET MANAGEMENT LLC −28,266 79,386

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Micro Hamrick Investment Counsel, llc 35,276 $323,128
Small Shulman DeMeo Asset Management LLC 22,619 $207,190
Micro Integrity Wealth Partners, LLC 21,048 $192,799
Mid Allworth Financial LP 14,889 $136,383
Mid INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC 12,682 $116,167

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mid RIVERNORTH CAPITAL MANAGEMENT, LLC 498,111 $4,776,884
Small StoneX Group Inc. 175,000 $1,678,250
Mid READYSTATE ASSET MANAGEMENT LP 100,390 $962,740
Large NewEdge Advisors, LLC 77,498 $743,205
Small Bramshill Investments, LLC 75,432 $723,392
Filter: New 12 Increased 43 Reduced 30 Sold out 25 Unchanged 19
Showing 100 of 104
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Mid SIT INVESTMENT ASSOCIATES INC $99,470,326 39.88% 10,859,206
Mega MORGAN STANLEY $25,056,546 10.05% 2,735,431
Mid Karpus Management, Inc. $17,216,934 6.90% 1,879,578
Mega UBS Group AG $12,605,386 5.05% 1,376,134
Mega LPL Financial LLC $10,908,589 4.37% 1,190,894
Large GUGGENHEIM CAPITAL LLC $10,340,833 4.15% 1,128,912
Mega WELLS FARGO & COMPANY/MN $6,589,923 2.64% 719,424
Mega Invesco Ltd. $6,220,116 2.49% 679,052
Small 1607 Capital Partners, LLC $4,952,509 1.99% 540,667
Mega RAYMOND JAMES FINANCIAL INC $4,021,092 1.61% 438,984
Mid Dynamic Advisor Solutions LLC $3,971,473 1.59% 433,567
Mega BANK OF AMERICA CORP /DE/ Bank $3,204,855 1.28% 349,875
Large Allspring Global Investments Holdings, LLC $3,196,849 1.28% 349,001
Mid Private Advisor Group, LLC $3,110,626 1.25% 339,588
Large Rockefeller Capital Management L.P. $2,969,818 1.19% 324,216
Small ABSOLUTE INVESTMENT ADVISERS, LLC $2,903,271 1.16% 316,951
Large OSAIC HOLDINGS, INC. $2,794,999 1.12% 305,131
Mega FIRST TRUST ADVISORS LP $2,148,038 0.86% 234,502
Large COMMONWEALTH EQUITY SERVICES, LLC $1,711,628 0.69% 186,859
Large STIFEL FINANCIAL CORP $1,458,839 0.58% 159,262
Small MELFA WEALTH MANAGEMENT, INC. $1,124,197 0.45% 122,729
Small ProVise Management Group, LLC $1,062,981 0.43% 116,046
Small PRIVATE TRUST CO NA Bank $1,052,658 0.42% 114,919
Large Cambridge Investment Research Advisors, Inc. $920,625 0.37% 100,505
Large WEALTH ENHANCEMENT ADVISORY SERVICES, LLC $912,528 0.37% 99,621
Small IBEX WEALTH ADVISORS $856,130 0.34% 93,464
Micro ECLECTIC ASSOCIATES INC /ADV $797,524 0.32% 87,066
Mid HUB Investment Partners, LLC $770,127 0.31% 84,075
Mid WOLVERINE ASSET MANAGEMENT LLC $727,175 0.29% 79,386
Mid Capital Investment Advisors, LLC $716,192 0.29% 78,187
Mid Mesirow Financial Investment Management, Inc. $679,809 0.27% 74,215
Mega ROYAL BANK OF CANADA Bank $647,712 0.26% 70,711
Large Focus Partners Wealth $642,216 0.26% 70,111
Micro Oder Investment Management, LLC $616,706 0.25% 67,326
Large Thrivent Financial for Lutherans $608,507 0.24% 66,431
Small NWF Advisory Services Inc. $596,774 0.24% 65,150
Micro RHS Financial, LLC $568,588 0.23% 62,073
Mid Sowell Financial Services LLC $555,837 0.22% 60,681
Large Cetera Investment Advisers $541,401 0.22% 59,105
Mega ENVESTNET ASSET MANAGEMENT INC $532,141 0.21% 58,094
Small Rareview Capital LLC $506,621 0.20% 55,308
Large MML INVESTORS SERVICES, LLC $489,858 0.20% 53,478
Mega AMERIPRISE FINANCIAL INC $467,508 0.19% 51,038
Mid Beacon Pointe Advisors, LLC $405,101 0.16% 44,225
Small Accel Wealth Management $367,087 0.15% 40,075
Large FIFTH THIRD BANCORP Bank $361,444 0.14% 39,459
Mega JANE STREET GROUP, LLC $346,614 0.14% 37,840
Micro Hamrick Investment Counsel, llc $323,128 0.13% 35,276
Small Clarity Financial LLC $316,093 0.13% 34,508
Mid LANDSCAPE CAPITAL MANAGEMENT, L.L.C. $313,692 0.13% 34,246
Small Intellus Advisors LLC $301,400 0.12% 32,904
Mid Stratos Wealth Partners, LTD. $293,083 0.12% 31,996
Small Patten Group, Inc. $266,372 0.11% 29,080
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $254,748 0.10% 27,811
Small Uncommon Cents Investing LLC $251,725 0.10% 27,481
Small Morse Asset Management, Inc $237,582 0.10% 25,937
Micro Ramiah Investment Group $231,564 0.09% 25,280
Large SCOTIA CAPITAL INC. $230,392 0.09% 25,152
Small Shulman DeMeo Asset Management LLC $207,190 0.08% 22,619
Mid Waverly Advisors, LLC $201,629 0.08% 22,012
Mid B. Riley Wealth Advisors, Inc. $197,352 0.08% 21,545
Mid Kovack Advisors, Inc. $194,741 0.08% 21,260
Micro Integrity Wealth Partners, LLC $192,799 0.08% 21,048
Micro Valley Financial Group, Inc. $188,439 0.08% 20,572
Small Clear Creek Financial Management, LLC $183,694 0.07% 20,054
Mid Virtu Financial LLC $178,739 0.07% 19,513
Mid CARY STREET PARTNERS FINANCIAL LLC $175,652 0.07% 19,176
Mid XTX Topco Ltd $175,075 0.07% 19,113
Mid Equitable Holdings, Inc. $155,371 0.06% 16,962
Large Steward Partners Investment Advisory, LLC $146,715 0.06% 16,017
Mid Allworth Financial LP $136,383 0.05% 14,889
Micro Integrity Advisory Solutions, LLC $123,137 0.05% 13,443
Large HighTower Advisors, LLC $122,533 0.05% 13,377
Mid INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC $116,167 0.05% 12,682
Small Westbourne Investment Advisors, Inc. $100,760 0.04% 11,000
Micro First Citizens Financial Corp $94,439 0.04% 10,310
Large Fiera Capital Corp $93,111 0.04% 10,165
Small Gerber Kawasaki Wealth & Investment Management $91,645 0.04% 10,005
Large NOMURA HOLDINGS INC $91,600 0.04% 10,000
Mid BARTLETT & CO. WEALTH MANAGEMENT LLC $62,059 0.02% 6,775
Small NBC SECURITIES, INC. Broker-Dealer $57,524 0.02% 6,280
Mega PNC FINANCIAL SERVICES GROUP, INC. $50,270 0.02% 5,488
Mid MAI Capital Management $43,070 0.02% 4,702
Small Axiom Investment Management LLC $35,042 0.01% 3,826
Small CREATIVE FINANCIAL DESIGNS INC /ADV $34,359 0.01% 3,751
Mid Farther Finance Advisors, LLC $33,882 0.01% 3,699
Mid NBT BANK N A /NY Bank $24,951 0.01% 2,724
Small Colonial Trust Co / SC Bank $23,248 0.01% 2,538
Small West Branch Capital LLC $20,710 0.01% 2,261
Mid HARBOUR INVESTMENTS, INC. $17,037 0.01% 1,860
Mid Atlantic Union Bankshares Corp $14,656 0.01% 1,600
Small GS Investments, Inc. $12,366 0.00% 1,350
Mid Geneos Wealth Management Inc. $10,021 0.00% 1,094
Small AMERIFLEX GROUP, INC. $9,160 0.00% 1,000
Small JNBA Financial Advisors $7,144 0.00% 780
Small Quarry LP $6,815 0.00% 744
Large CWM, LLC $6,732 0.00% 735
Mega JPMORGAN CHASE & CO $5,496 0.00% 600
Mid Sound Income Strategies, LLC $4,580 0.00% 500
Small Anchor Investment Management, LLC $4,580 0.00% 500
Key facts CIK 1160864 CUSIP 09249E101

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