Who owns State Street SPDR S&P Biotech ETF?
Institutional ownership of XBI from SEC Form 13F filings across 506 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.
506
13F holders
$16.99B
value, 2026 filers
209.1%
of shares outstanding (109.3M sh)
85
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 XBI's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BNP PARIBAS FINANCIAL MARKETS | 16.8M | $2.66B | 0.9% | 32.1% | -20.7% |
| 2 | GOLDMAN SACHS GROUP INC | 15.1M | $2.39B | 0.2% | 28.9% | +10.1% |
| 3 | CITIGROUP INC | 11.6M | $1.84B | 0.6% | 22.2% | +8.9% |
| 4 | MORGAN STANLEY | 10.8M | $1.71B | 0.1% | 20.7% | -12.1% |
| 5 | BANK OF AMERICA CORP /DE/ | 10.6M | $1.67B | 0.1% | 20.2% | -27.2% |
| 6 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 9.3M | $1.48B | 2.1% | 17.9% | -4.1% |
| 7 | WELLS FARGO & COMPANY/MN | 3.5M | $554.5M | 0.1% | 6.7% | +27.6% |
| 8 | UBS Group AG | 3.3M | $523.6M | 0.1% | 6.3% | -6.7% |
| 9 | BARCLAYS PLC | 2.8M | $445.9M | 0.1% | 5.4% | -0.6% |
| 10 | JPMORGAN CHASE & CO | 1.8M | $285.9M | 0.0% | 3.5% | -71.0% |
| 11 | TWO SIGMA INVESTMENTS, LP | 1.5M | $237.1M | 0.2% | 2.9% | +339.1% |
| 12 | BESSEMER GROUP INC | 1.0M | $164,771 | 0.2% | 2% | -42.3% |
| 13 | SG Americas Securities, LLC | 946,116 | $149,723 | 0.1% | 1.8% | +141.8% |
| 14 | LPL Financial LLC | 882,027 | $139.6M | 0.0% | 1.7% | +11.3% |
| 15 | ROYAL BANK OF CANADA | 829,993 | $131.3M | 0.0% | 1.6% | +62.7% |
| 16 | BANK OF MONTREAL /CAN/ | 789,273 | $124.9M | 0.0% | 1.5% | -5.4% |
| 17 | AMERIPRISE FINANCIAL INC | 764,261 | $121.0M | 0.0% | 1.5% | -4.7% |
| 18 | Employees Retirement System of Texas | 676,872 | $107,115 | 0.9% | 1.3% | -1.7% |
| 19 | Jain Global LLCNEW | 591,467 | $93.6M | 0.4% | 1.1% | new |
| 20 | RAYMOND JAMES FINANCIAL INC | 516,322 | $81.7M | 0.0% | 1% | +19.2% |
| 21 | BlackRock, Inc. | 516,032 | $81.7M | 0.0% | 1% | +246.8% |
| 22 | TUDOR INVESTMENT CORP ET ALNEW | 502,000 | $79.4M | 0.1% | 1% | new |
| 23 | Clear Street Group Inc.NEW | 500,000 | $79.1M | 0.2% | 1% | new |
| 24 | CITADEL ADVISORS LLCNEW | 499,184 | $79.0M | 0.0% | 1% | new |
| 25 | ASSETMARK, INC | 496,739 | $78.6M | 0.1% | 1% | -20.3% |
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.