Skip to main content

SIMPLEX TRADING, LLC

Position in WB — WEIBO Corp

CIK 1488542 CHICAGO, IL

Position in WB

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$57,128
-$340,113 QoQ
Shares Held
7,869
-81.1% QoQ
Ownership
0.003%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#91
of 134 holders
Holding Since
Mar 2020
16 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in WB Over Time

Shares Held

Position Value (USD)

Position in Internet Content & Information

Communication Services · as of Jun 30, 2026

SIMPLEX TRADING, LLC holds $248,681,015 across 31 Internet Content & Information names. WB ranks #20 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in WB

Export CSV
16 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $57,128 7,869
2024-12-31 $397,241 41,596
2024-06-30 $591,022 76,956
2024-03-31 $152,739 16,803
2023-12-31 $3,474,544 317,310
2023-09-30 $1,541,517 122,928
2023-06-30 $2,047,716 156,195
2023-03-31 $2,384,792 118,883
2022-06-30 $272,910 11,799
2022-03-31 $552,430 22,539
2021-09-30 $1,323,213 27,863
2021-06-30 $1,289,558 24,507
2021-03-31 $223,840 4,436
2020-12-31 $418,671 10,214
2020-06-30 $926,788 27,583
2020-03-31 $1,420,253 42,895