WEIBO CORP-SPON ADR (WB) Stock Institutional Trading Activity


WEIBO CORP-SPON ADR (WB) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Causeway Capital Management, Renaissance Technologies LLC, Ariel Appreciation Fund, Oaktree Capital Management, and Sequoia Financial Advisors. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2018Oaktree Capital ManagementBuy25,000431,600$25,218
Q3 2018Renaissance Technologies LLCBuy127,400388,708$28,426
Q3 2018Oaktree Capital ManagementBuy406,600406,600$29,735
Q1 2018Sequoia Financial AdvisorsBuy301,993$238
Q1 2018Renaissance Technologies LLCSell-65,500261,308$31,237
Q4 2017Sequoia Financial AdvisorsBuy1,9631,963$203
Q4 2017Renaissance Technologies LLCSell-13,727326,808$33,812
Q3 2017Renaissance Technologies LLCBuy185,627340,535$33,693
Q3 2017Tiger Global ManagementBuy910,000910,000$90,035
Q2 2017Himalaya Capital ManagementBuy5,2305,230$348
Q2 2017Renaissance Technologies LLCBuy124,658154,908$10,297
Q3 2016Renaissance Technologies LLCBuy18,55030,250$1,517
Q2 2016Renaissance Technologies LLCSell-11,80011,700$332
Q1 2016Renaissance Technologies LLCSell-18,30023,500$422
Q4 2015Renaissance Technologies LLCBuy9,80041,800$815
Q4 2014Renaissance Technologies LLCBuy32,00032,000$456

Frequently asked questions about WB activity

  • Which institutional owners are buying WB?

    Institutional owners buying WB include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in WB activity?

    "Buy" means an investor increased their reported position in WB compared to the prior reporting period. This reflects growing exposure to WEIBO CORP-SPON ADR (WB) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in WB increasing?

    Institutional interest in WB can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.