Who owns iShares Biotechnology ETF?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of IBB from SEC Form 13F filings across 962 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.
As of the 2026-06-30 reporting period, 962 institutions disclosed 40.1M shares of iShares Biotechnology ETF worth $7.61B — about 81.2% of shares outstanding; the largest disclosed holder is BANK OF AMERICA CORP /DE/. Source: SEC Form 13F filings, parsed by EvidInvest.
962
13F holders
$7.61B
value, 2026 filers
81.2%
of shares outstanding (40.1M sh)
133
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 IBB's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BANK OF AMERICA CORP /DE/ | 6.9M | $1.31B | 0.1% | 13.9% | -5.3% |
| 2 | CITIGROUP INC | 4.8M | $905.4M | 0.3% | 9.6% | -7.1% |
| 3 | MORGAN STANLEY | 3.3M | $631.6M | 0.0% | 6.7% | +19.7% |
| 4 | BNP PARIBAS FINANCIAL MARKETS | 2.2M | $421.8M | 0.1% | 4.5% | -8.7% |
| 5 | TWO SIGMA INVESTMENTS, LP | 1.6M | $302.0M | 0.2% | 3.2% | +184.7% |
| 6 | GOLDMAN SACHS GROUP INC | 1.2M | $223.7M | 0.0% | 2.4% | -7.8% |
| 7 | ENVESTNET ASSET MANAGEMENT INC | 1.1M | $213.5M | 0.1% | 2.3% | -8.5% |
| 8 | RAYMOND JAMES FINANCIAL INC | 1.1M | $199.8M | 0.1% | 2.1% | +2.0% |
| 9 | WELLS FARGO & COMPANY/MN | 1.0M | $195.8M | 0.0% | 2.1% | +20.5% |
| 10 | COMMERCE BANK | 909,315 | $172.9M | 0.8% | 1.8% | +3.1% |
| 11 | UBS Group AG | 862,373 | $164.0M | 0.0% | 1.7% | +5.9% |
| 12 | LPL Financial LLC | 789,395 | $150.1M | 0.0% | 1.6% | +8.9% |
| 13 | ROYAL BANK OF CANADA | 749,649 | $142.6M | 0.0% | 1.5% | +1.7% |
| 14 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 726,000 | $138.1M | 0.2% | 1.5% | +21.8% |
| 15 | TRUIST FINANCIAL CORP | 677,353 | $128.8M | 0.2% | 1.4% | +1.7% |
| 16 | WestEnd Advisors, LLC | 655,852 | $124.7M | 2.8% | 1.3% | +1.2% |
| 17 | Janney Montgomery Scott LLC | 653,390 | $124.3M | 0.2% | 1.3% | +0.1% |
| 18 | JPMORGAN CHASE & CO | 630,190 | $119.6M | 0.0% | 1.3% | -74.4% |
| 19 | BARCLAYS PLC | 526,245 | $100.1M | 0.0% | 1.1% | +16.8% |
| 20 | PNC Financial Services Group, Inc. | 314,505 | $59.8M | 0.0% | 0.6% | -1.3% |
| 21 | Jefferies Financial Group Inc. | 302,306 | $57.5M | 0.4% | 0.6% | 0.0% |
| 22 | VICTORY CAPITAL MANAGEMENT INC | 234,310 | $44.6M | 0.0% | 0.5% | +3.6% |
| 23 | Thrivent Financial for Lutherans | 208,618 | $39.7M | 0.1% | 0.4% | -73.0% |
| 24 | STIFEL FINANCIAL CORP | 174,738 | $33.2M | 0.0% | 0.4% | +11.1% |
| 25 | Rockefeller Capital Management L.P. | 146,356 | $27.8M | 0.0% | 0.3% | +6.9% |
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.