DOSSIER · 13F Holders · Q2 2026
WB

WEIBO CORP

146 institutions still hold WEIBO CORP as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 948596101·146 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$290M
visible holders
Holders
146
filers reporting
Concentration
22.49%
Alibaba Group Holding Ltd #1
top holder share
AI Holders Summary · Q2 2026

146 institutions reported WB in Q2 2026. Alibaba Group Holding Ltd leads at 22.5% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Alibaba Group Holding Ltd
CIK 0001577552
$65M9.0M12.83%Q2 2026
02
ACADIAN ASSET MANAGEMENT LLC
CIK 0000916542
$49M5.6M0.07%Q1 2026
03
Krane Funds Advisors LLC
CIK 0001536592
$26M3.5M0.91%Q2 2026
04
Saba Capital Management, L.P.
CIK 0001510281
$23M3.1M0.58%Q2 2026
05
WELLINGTON MANAGEMENT GROUP LLP
CIK 0000902219
$17M2.4M0.00%Q2 2026
06
CAUSEWAY CAPITAL MANAGEMENT LLC
CIK 0001165797
$17M2.3M0.18%Q2 2026
07
FIL Ltd
CIK 0000318989
$13M1.7M0.01%Q2 2026
08
Delaware Management Holdings, Inc.
CIK 0000921739
$11M1.5M0.02%Q2 2026
09
GOLDMAN SACHS GROUP INC
CIK 0000886982
$9M1.2M0.00%Q2 2026
10
TWO SIGMA ADVISERS, LP
CIK 0001478735
$7M724K0.01%Q4 2025
11
UBS Group AG
CIK 0001610520
$7M976K0.00%Q2 2026
12
D. E. Shaw & Co., Inc.
CIK 0001009207
$7M660K0.00%Q4 2025
13
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$6M789K0.00%Q2 2026
14
NEW YORK STATE COMMON RETIREMENT FUND
CIK 0000810265
$6M781K0.01%Q2 2026
15
O'SHAUGHNESSY ASSET MANAGEMENT, LLC
CIK 0001423442
$5M722K0.02%Q2 2026
16
AMERICAN CENTURY COMPANIES INC
CIK 0000748054
$5M692K0.00%Q2 2026
17
VOLORIDGE INVESTMENT MANAGEMENT, LLC
CIK 0001556921
$5M481K0.02%Q4 2025
18
SEI INVESTMENTS CO
CIK 0000350894
$5M666K0.00%Q2 2026
19
PRUDENTIAL FINANCIAL INC
CIK 0001137774
$5M658K0.01%Q2 2026
20
Quinn Opportunity Partners LLC
CIK 0001633275
$5M639K0.22%Q2 2026
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Insiders at WEIBO CORP
Wang YanDu HongWang GaofeiChen PehongLu Pochin ChristopherNeubauer JosephPhelan KennethSteel Robert King