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BLK · BlackRock, Inc.

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Market Cap
$359.75B
Shares
324.95M

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: 2,286
Total Value: $117,973,251,694
Total Shares: 123,045,367
Showing 1–100 of 2,357 holdings by value · page 1 of 24

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 2,286 13F filers · Δ vs Mar 31, 2026
Top Holder
8.3%
Sep 2023 → Jun 2026 · range 8.3% – 96.1%
−0.2 pts
Top 5
29.0%
Sep 2023 → Jun 2026 · range 29.0% – 100.0%
−1.2 pts
Top 10
44.8%
Sep 2023 → Jun 2026 · range 44.8% – 100.0%
−0.8 pts
HHI
270
Sep 2023 → Jun 2026 · range 270 – 9,249
Broadly held−9

Quarterly Activity

vs Mar 31, 2026
New
156
Increased
925
Decreased
880
Sold Out
182
Unchanged
325
Holder count: -26
Institutional value: +2.3%
Shares held: +2.6%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 2,357
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 2012383 CUSIP 09290D101 13F (30d) 1079 filings 1028 filers Visit website Investor relations