Arkolith/Stocks/BLK

BLK · BLACKROCK INC

USCUSIP 09290D101
Institutional Owners
8
13F Value Held
$6.9B
Insider Net (180d)
$0
Recent Filings
0

Institutional Ownership (13F)

8 holders
#FundValueSharesChangeFiling
1STATE STREET CORP$6.0B6.28MNEWQ1 2026
2VIKING GLOBAL INVESTORS LP$722.2M619.5KADDEDQ3 2025
3CITADEL ADVISORS LLC$137.7M143.2KREDUCEDQ1 2026
4Gotham Asset Management, LLC$19.5M20.3KADDEDQ1 2026
5MARKEL GROUP INC.$11.5M12.0KREDUCEDQ1 2026
6Point72 Asset Management, L.P.$6.5M6.8KADDEDQ1 2026
7Bridgewater Associates, LP$4.9M4.6KADDEDQ4 2025
8MANGROVE PARTNERS IM, LLC$855K733NEWQ3 2025

Insider Activity (Form 4)

No Form 4 insider transactions on file yet.

Recent Filings

0 shown

No filings captured for this ticker in the live stream yet.

Funds that own BLK also own

CompanyCo-held byCombined value
MICROSOFT CORPMSFT5 funds$115.0B
AMAZON COM INCAMZN5 funds$84.6B
ALPHABET INCGOOGL5 funds$66.4B
ALPHABET INCGOOG5 funds$54.9B
META PLATFORMS INCMETA5 funds$52.4B
EXXON MOBIL CORPXOM5 funds$36.6B
VISA INCV5 funds$25.6B
LOCKHEED MARTIN CORPLMT5 funds$20.4B
MASTERCARD INCORPORATEDMA5 funds$19.0B
COSTCO WHSL CORP NEWCOST5 funds$18.8B
RTX CORPORATIONRTX5 funds$18.5B
GOLDMAN SACHS GROUP INCGS5 funds$16.7B

Ranked by how many of BLK's institutional holders also hold each name — a cross-fund conviction signal. Via the MCP server (ticker.co_held).

13F holdings + Form 4 insider transactions + the live filing stream, joined for BLK. Public domain, sourced to SEC EDGAR. Every panel above is one call to the Arkolith API & MCP server.