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143 hedge funds and large institutions have $546M invested in Weibo in 2025 Q2 according to their latest regulatory filings, with 21 funds opening new positions, 42 increasing their positions, 54 reducing their positions, and 25 closing their positions.

New
Increased
Maintained
Reduced
Closed

3% more call options, than puts

Call options by funds: $21.1M | Put options by funds: $20.6M

3% less capital invested

Capital invested by funds: $562M → $546M (-$16.2M)

1.05% less ownership

Funds ownership: 24.44%23.39% (-1.1%)

4% less funds holding

Funds holding: 149143 (-6)

16% less first-time investments, than exits

New positions opened: 21 | Existing positions closed: 25

22% less repeat investments, than reductions

Existing positions increased: 42 | Existing positions reduced: 54

50% less funds holding in top 10

Funds holding in top 10: 21 (-1)

Holders
143
Holders Change
-6
Holders Change %
-4.03%
% of All Funds
1.88%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.01%
New
21
Increased
42
Reduced
54
Closed
25
Calls
$21.1M
Puts
$20.6M
Net Calls
+$564K
Net Calls Change
+$7.54M

WB Hedge Fund Activity: Q2 2025 in Review

143 of the 7,613 institutional investors tracked by Wall St. Rank reported a position in Weibo (WB) for Q2 2025, worth a combined $546M — down 2.9% from $562M a quarter earlier.

Sellers outnumbered buyers: 25 funds closed out of WB and 21 opened new positions — a net loss of 4 holders — while 54 trimmed existing stakes and 42 added.

The largest buyer was Nuveen, adding an estimated $14.3M. The largest seller was Goldman Sachs, cutting an estimated $9.9M.

  • 143 institutional investors held Weibo (WB) as of Q2 2025, down from 149 in Q1 2025.
  • Funds reported $546M of Weibo stock for Q2 2025, down 2.9% quarter-over-quarter.
  • 21 funds opened new Weibo positions in Q2 2025 and 25 closed out, a net change of -4 holders.
  • The largest Weibo buyer in Q2 2025 was Nuveen, an estimated $14.3M added.
  • The largest Weibo seller in Q2 2025 was Goldman Sachs, an estimated $9.9M sold.

Based on aggregated 13F filings for Q2 2025.