Ranked by reported Q2 2026 13F market value
Share of total reported institutional value in BLK held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 10.1M | $9.75B | +0.1% | 6.541% | 0.14% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 9.3M | $8.92B | +0.4% | 5.988% | 0.19% |
| 3 | STATE STREET CORP | 6.4M | $6.17B | +2.2% | 4.139% | 0.09% |
| 4 | Temasek Holdings (Private) Ltd | 5.2M | $5.00B | -2.5% | 3.352% | 13.41% |
| 5 | BANK OF AMERICA CORP /DE/ | 4.6M | $4.41B | -12.4% | 2.958% | 0.28% |
| 6 | WELLINGTON MANAGEMENT GROUP LLP | 4.5M | $4.32B | +23.3% | 2.900% | 0.74% |
| 7 | Capital Research Global Investors | 4.5M | $4.29B | -3.3% | 2.876% | 0.60% |
| 8 | VANGUARD PORTFOLIO MANAGEMENT LLC | 3.6M | $3.49B | +2.7% | 2.341% | 0.16% |
| 9 | MORGAN STANLEY | 3.5M | $3.35B | +1.5% | 2.250% | 0.18% |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 3.3M | $3.14B | +0.9% | 2.119% | 0.17% |
| 11 | NORGES BANK | 2.8M | $2.72B | — | 1.827% | 0.27% |
| 12 | WELLS FARGO & COMPANY/MN | 2.5M | $2.41B | +1.2% | 1.616% | 0.39% |
| 13 | CITADEL ADVISORS LLC | 1.6M | $1.53B | +65.8% | 1.027% | 0.09% |
| 14 | Capital International Investors | 1.5M | $1.47B | +3.1% | 0.985% | 0.30% |
| 15 | NORTHERN TRUST CORP | 1.5M | $1.44B | -2.1% | 0.967% | 0.17% |
| 16 | FMR LLC | 1.4M | $1.37B | -15.1% | 0.923% | 0.06% |
| 17 | Fisher Asset Management, LLC | 1.4M | $1.35B | -21.2% | 0.905% | 0.40% |
| 18 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME | 1.4M | $1.33B | -0.9% | 0.894% | 0.24% |
| 19 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.4M | $1.33B | +6.8% | 0.889% | 0.18% |
| 20 | GOLDMAN SACHS GROUP INC | 1.3M | $1.29B | -4.3% | 0.869% | 0.11% |
| 21 | FRANKLIN RESOURCES INC | 1.3M | $1.23B | -42.8% | 0.822% | 0.27% |
| 22 | UBS Group AG | 1.3M | $1.21B | -6.0% | 0.809% | 0.15% |
| 23 | AMERIPRISE FINANCIAL INC | 1.2M | $1.11B | -28.3% | 0.742% | 0.22% |
| 24 | JANE STREET GROUP, LLC | 995K | $956.7M | +141.1% | 0.642% | 0.08% |
| 25 | MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 955K | $919.1M | -12.8% | 0.616% | 0.29% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in BLK — a direct measure of their conviction.
Filings activity in BLK during Q2 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q2 2026 | 2,288 | +0.9% | 78.95% | +1.80 pp | $115.53B | +2.3% |
| Q1 2026 | 2,267 | 1.6% | 77.15% | 6.27 pp | $112.97B | 10% |
| Q4 2025 | 2,305 | +5.9% | 83.42% | +7.59 pp | $126.12B | 6.0% |
| Q3 2025 | 2,177 | +3.2% | 75.83% | 2.48 pp | $134.17B | +10% |
| Q2 2025 | 2,110 | +2.9% | 78.31% | +1.81 pp | $121.60B | +16% |
| Q1 2025 | 2,051 | +12% | 76.50% | +0.25 pp | $104.66B | 8.6% |
| Q4 2024 | 1,834 | +1046% | 76.25% | +75.54 pp | $114.48B | +10950% |
| Q3 2024 | 160 | — | 0.71% | — | $1.04B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying BLK stock.
Based on Q2 2026 13F filings, institutional ownership of BlackRock, Inc. stands at 79.0%, held across 2,288 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of BLK, with approximately 10,137,544 shares worth $9.75B as of Q2 2026.
Yes — 3 widely-followed marquee investors appear among the top 25 institutional holders of BLK, including CITADEL ADVISORS LLC, Fisher Asset Management, LLC, JANE STREET GROUP, LLC.
Our composite Smart Money Score for BLK is 71 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
124 institutions opened new positions in BLK during Q2 2026, while 129 fully exited. 957 added to existing positions and 1,108 trimmed.
BLK institutional ownership rose by 1.80 percentage points quarter-over-quarter, with a net change of +21 holders.
The top 10 institutions account for 45.7% of all reported 13F value in BLK, and the top 25 account for 64.5%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
BlackRock, Inc. (BLK) Institutional Ownership