Who Owns WEIBO CORP (WB)? -- Institutional Holders (2026-06-30)

167 institutions reported holding $643.3M of WEIBO CORP (WB) in SEC 13F filings for 2026-06-30. Largest institutional holders: Davidson Kempner Capital Management LP ($75.4M), Alibaba Group Holding Ltd ($65.3M), AQR Arbitrage LLC ($37.9M), MILLENNIUM MANAGEMENT LLC ($37.1M), ACADIAN ASSET MANAGEMENT LLC ($36.7M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1Davidson Kempner Capital Management LP$75.4M0Added
2Alibaba Group Holding Ltd$65.3M9.0MHold
3AQR Arbitrage LLC$37.9M0Added
4MILLENNIUM MANAGEMENT LLC$37.1M282,839Added
5ACADIAN ASSET MANAGEMENT LLC$36.7M5.1MTrimmed
6Jump Financial, LLC$32.5M62,994Added
7TWO SIGMA INVESTMENTS, LP$31.6M224,605Added
8Krane Funds Advisors LLC$25.6M3.5MTrimmed
9Nuveen, LLC$23.0M0Trimmed
10Polunin Capital Partners Ltd$22.6M2.9MNew
11Saba Capital Management, L.P.$22.6M3.1MAdded
12GOLDMAN SACHS GROUP INC$20.9M1.2MAdded
13WELLINGTON MANAGEMENT GROUP LLP$17.2M2.4MAdded
14CAUSEWAY CAPITAL MANAGEMENT LLC$16.8M2.3MTrimmed
15Isabella Capital Management LLP$15.0M0New
16BNP PARIBAS FINANCIAL MARKETS$14.0M235,690Added
17FIL Ltd$12.6M1.7MTrimmed
18NOMURA ASSET MANAGEMENT INTERNATIONAL INC.$11.0M1.5MTrimmed
19CITIGROUP INC$9.6M70,719Trimmed
20UBS Group AG$7.1M975,555Added
21SUSQUEHANNA INTERNATIONAL GROUP, LLP$5.7M788,593Trimmed
22NEW YORK STATE COMMON RETIREMENT FUND$5.7M781,049Added
23O'SHAUGHNESSY ASSET MANAGEMENT, LLC$5.2M722,003Trimmed
24AMERICAN CENTURY COMPANIES INC$5.0M691,548Trimmed
25SEI INVESTMENTS CO$4.8M666,104Added

Source: SEC Form 13F filings · as of 2026-06-30