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ROCKWOOD RESEARCH · A CORPORATE FILINGS WEBSITE|STRAIGHT FROM THE SOURCE · SEC EDGAR|SPONSOREDYour message on this tape — bid on the Rockwood Ad Exchange · Rockwood Ad Exchange|
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BLK

BLACKROCK INC

Held by 15 tracked managersEDGAR filings ↗

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i
15 managers · Q2 2026 13F
ValueAct Capital
ValueActPosition history →
9.9%
+6.5%
Cantillon Capital Management
William Von MuefflingPosition history →
3.0%
(95.4%)
Markel Group
Tom GaynerPosition history →
1.6%
—
Capital Research Global Investors
Capital Research Global InvestorsPosition history →
0.60%
(3.3%)
Hillman Capital Management
HillmanPosition history →
0.24%
(1.2%)
Adage Capital Management
Adage Capital ManagementPosition history →
0.16%
+8.8%
Renaissance Technologies
Renaissance TechnologiesPosition history →
0.16%
NEW
Zevenbergen Capital Investments
Zevenbergen Capital InvestmentsPosition history →
0.10%
+2.0%
Capital World Investors
Capital World InvestorsPosition history →
0.09%
+0.6%
Oakmark Funds (Harris Associates)
Bill NygrenPosition history →
0.06%
(18.3%)
Alps Advisors
Alps AdvisorsPosition history →
0.03%
+54.0%
Fairview Capital Investment Management
Fairview Capital Investment ManagementPosition history →
0.02%
—
Bridgewater Associates
Bridgewater AssociatesPosition history →
0.02%
NEW
Holocene Advisors
Holocene AdvisorsPosition history →
0.01%
(80.5%)
Dodge & Cox
Dodge & CoxPosition history →
<0.01%
—

Weight = position value ÷ the manager's total 13F long-equity value in the same filing — one definition for every row. “1st obs.” marks a position with no earlier stored 13F to compare against — it is not shown as a purchase.