Who owns Weibo Corporation?
Institutional ownership of WB from SEC Form 13F filings across 93 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.
93
13F holders
$126.2M
value, 2026 filers
9.5%
of shares outstanding (22.6M sh)
7
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 WB's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | ACADIAN ASSET MANAGEMENT LLC | 5.1M | $36,664 | 0.0% | 2.1% | -9.2% |
| 2 | WELLINGTON MANAGEMENT GROUP LLP | 2.4M | $17.2M | 0.0% | 1% | +41.9% |
| 3 | FIL Ltd | 1.7M | $12.6M | 0.0% | 0.7% | -3.5% |
| 4 | NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 1.5M | $11.0M | 0.0% | 0.6% | -2.8% |
| 5 | GOLDMAN SACHS GROUP INC | 1.2M | $8.7M | 0.0% | 0.5% | -29.4% |
| 6 | UBS Group AG | 975,555 | $7.1M | 0.0% | 0.4% | +33.2% |
| 7 | NEW YORK STATE COMMON RETIREMENT FUND | 781,049 | $5.7M | 0.0% | 0.3% | +38.5% |
| 8 | O'SHAUGHNESSY ASSET MANAGEMENT, LLC | 722,003 | $5.2M | 0.0% | 0.3% | -8.8% |
| 9 | AMERICAN CENTURY COMPANIES INC | 691,548 | $5.0M | 0.0% | 0.3% | -4.5% |
| 10 | SEI INVESTMENTS CO | 666,104 | $4.8M | 0.0% | 0.3% | +14.0% |
| 11 | PRUDENTIAL FINANCIAL INC | 657,700 | $4.8M | 0.0% | 0.3% | +40.8% |
| 12 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 650,193 | $4.7M | 0.0% | 0.3% | -3.0% |
| 13 | D. E. Shaw & Co., Inc. | 644,960 | $4.7M | 0.0% | 0.3% | +1.5% |
| 14 | Russell Investments Group, Ltd. | 515,529 | $3.7M | 0.0% | 0.2% | +12.3% |
| 15 | FIRST TRUST ADVISORS LP | 420,231 | $3.1M | 0.0% | 0.2% | +20.3% |
| 16 | Invesco Ltd. | 380,408 | $2.8M | 0.0% | 0.2% | -24.4% |
| 17 | Legal & General Group Plc | 368,354 | $2.7M | 0.0% | 0.2% | +50.4% |
| 18 | MILLENNIUM MANAGEMENT LLC | 282,839 | $2.1M | 0.0% | 0.1% | +2649.2% |
| 19 | BNP PARIBAS FINANCIAL MARKETS | 235,690 | $1.7M | 0.0% | 0.1% | +3784.1% |
| 20 | TWO SIGMA INVESTMENTS, LP | 224,605 | $1.6M | 0.0% | 0.1% | -58.1% |
| 21 | AIA Group Ltd | 207,300 | $1.5M | 0.0% | 0.1% | +100.1% |
| 22 | JANE STREET GROUP, LLC | 207,045 | $1.5M | 0.0% | 0.1% | +18.6% |
| 23 | MORGAN STANLEY | 179,106 | $1.3M | 0.0% | 0.1% | -22.9% |
| 24 | HRT FINANCIAL LP | 169,763 | $1,232 | 0.0% | 0.1% | +197.0% |
| 25 | BlackRock, Inc. | 169,633 | $1.2M | 0.0% | 0.1% | +105.8% |
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.