287 hedge funds and large institutions have $5.15B invested in Weibo in 2017 Q4 according to their latest regulatory filings, with 74 funds opening new positions, 108 increasing their positions, 69 reducing their positions, and 29 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
287
Holders Change
+43
Holders Change %
+17.62%
% of All Funds
6.52%
Holding in Top 10
13
Holding in Top 10 Change
+5
Holding in Top 10 Change %
+62.5%
% of All Funds
0.3%
New
74
Increased
108
Reduced
69
Closed
29
Calls
$124M
Puts
$263M
Net Calls
-$140M
Net Calls Change
-$44.3M
Name Holding Trade Value Shares
Change
Shares
Change %
AG
1
Alibaba Group
Hong Kong
$931M
HL
2
Harding Loevner
New Jersey
$654M +$61.5M +594,115 +10%
BlackRock
3
BlackRock
New York
$336M +$44M +425,313 +15%
Wellington Management Group
4
Wellington Management Group
Massachusetts
$278M +$32.7M +316,428 +13%
Acadian Asset Management
5
Acadian Asset Management
Massachusetts
$206M +$28.4M +274,466 +16%
Schroder Investment Management Group
6
Schroder Investment Management Group
United Kingdom
$202M -$35.7M -345,303 -15%
Wells Fargo
7
Wells Fargo
California
$180M -$164K -1,583 -0.1%
PG
8
Pendal Group
Australia
$107M +$1.4M +13,549 +1%
Two Sigma Advisers
9
Two Sigma Advisers
New York
$82.4M -$27.1M -261,774 -25%
KM
10
Kylin Management
New York
$81M -$9.31M -90,000 -10%
1832 Asset Management
11
1832 Asset Management
Ontario, Canada
$80M +$10.5M +102,000 +15%
Vanguard Group
12
Vanguard Group
Pennsylvania
$78M +$25.7M +248,363 +49%
Macquarie Group
13
Macquarie Group
Australia
$77.4M -$34.1M -325,316 -31%
William Blair Investment Management
14
William Blair Investment Management
Illinois
$71.3M -$10.7M -103,679 -13%
State Street
15
State Street
Massachusetts
$69.3M -$3.32M -32,107 -5%
Grantham, Mayo, Van Otterloo & Co (GMO)
16
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$62.2M +$50.3M +486,600 +425%
Russell Investments Group
17
Russell Investments Group
United Kingdom
$60.1M +$10.7M +103,022 +22%
Two Sigma Investments
18
Two Sigma Investments
New York
$55.4M -$94.8M -915,876 -63%
Goldman Sachs
19
Goldman Sachs
New York
$55.2M +$36.6M +353,749 +196%
Fidelity International
20
Fidelity International
Bermuda
$50.2M +$45.6K +441 +0.1%
MWA
21
Marshall Wace Asia
Hong Kong
$46.2M +$21.1M +203,745 +84%
Northern Trust
22
Northern Trust
Illinois
$45.5M +$9.1M +88,000 +25%
PIM
23
Platinum Investment Management
Australia
$41.4M +$7.45M +71,990 +22%
GH
24
GAM Holding
Switzerland
$35.6M +$6.9M +66,670 +24%
Citadel Advisors
25
Citadel Advisors
Florida
$35.2M +$20.1M +194,382 +134%