WEIBO CORP-SPON ADR (WB) Institutional Ownership and Insiders Activity

WEIBO CORP-SPON ADR (WB) is widely held by institutional investors, with 129 firms reporting positions valued at approximately $348.04M based on SEC Form 13F filings for the quarter ended June 30, 2026.

Alibaba Group Holding Ltd is the largest disclosed holder, reporting approximately $65.34M in WB holdings in its latest filing.

Recent insider activity includes 6 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.