Who owns iShares Russell 1000 ETF?
Institutional ownership of IWB from SEC Form 13F filings across 675 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
675
13F holders
$32.47B
value, 2026 filers
68.8%
of shares outstanding (80.2M sh)
64
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of IWB's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | FMR LLC | 9.9M | $4.07B | 0.2% | 8.5% | -1.2% |
| 2 | JONES FINANCIAL COMPANIES LLLP | 8.7M | $3.48B | 1.4% | 7.5% | -16.7% |
| 3 | BANK OF AMERICA CORP /DE/ | 4.6M | $1.87B | 0.1% | 3.9% | -11.4% |
| 4 | ENVESTNET ASSET MANAGEMENT INC | 3.9M | $1.60B | 0.4% | 3.4% | -10.0% |
| 5 | M&T Bank Corp | 2.9M | $1.19B | 3.5% | 2.5% | +3.6% |
| 6 | NORTHERN TRUST CORP | 2.6M | $1.04B | 0.1% | 2.2% | -4.1% |
| 7 | LPL Financial LLC | 2.5M | $1.04B | 0.2% | 2.2% | +0.3% |
| 8 | PNC Financial Services Group, Inc. | 2.3M | $947.3M | 0.5% | 2% | -0.7% |
| 9 | BlackRock, Inc. | 2.3M | $937.7M | 0.0% | 2% | +39.8% |
| 10 | MORGAN STANLEY | 2.0M | $835.7M | 0.0% | 1.8% | +0.5% |
| 11 | Focus Partners Wealth | 1.9M | $761.4M | 0.8% | 1.6% | -3.8% |
| 12 | Catalyst Capital Advisors LLC | 1.6M | $670.7M | 11.1% | 1.4% | -0.2% |
| 13 | JPMORGAN CHASE & CO | 1.6M | $664.1M | 0.0% | 1.4% | +29.1% |
| 14 | WELLS FARGO & COMPANY/MN | 1.6M | $646.1M | 0.1% | 1.4% | -0.1% |
| 15 | JOHNSON INVESTMENT COUNSEL INC | 1.4M | $585.3M | 4.3% | 1.2% | +0.7% |
| 16 | NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | 1.3M | $547.7M | 0.3% | 1.1% | -3.1% |
| 17 | BOKF, NA | 1.3M | $524.7M | 7.2% | 1.1% | -0.4% |
| 18 | CAPTRUST FINANCIAL ADVISORS | 1.3M | $520.3M | 0.8% | 1.1% | -0.7% |
| 19 | UBS Group AG | 1.1M | $466.2M | 0.1% | 1% | 0.0% |
| 20 | Pathstone Holdings, LLC | 1.1M | $463.9M | 1.4% | 1% | +1.9% |
| 21 | GOLDMAN SACHS GROUP INC | 1.1M | $443.1M | 0.0% | 0.9% | -7.4% |
| 22 | US BANCORP \DE\ | 856,684 | $350.8M | 0.4% | 0.7% | -4.0% |
| 23 | FIFTH THIRD BANCORP | 833,092 | $341.2M | 0.6% | 0.7% | -2.0% |
| 24 | Cerity Partners LLC | 815,660 | $334.0M | 0.4% | 0.7% | +1.9% |
| 25 | MERCER GLOBAL ADVISORS INC /ADV | 715,630 | $293.1M | 0.4% | 0.6% | -8.8% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.