WEIBO CORP

Ticker: WB CUSIP: 948596101 Class: Foreign Stock

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 97,433 Value ($000) $996 Avg Close — Range —
Q3 2025
Shares 21,884 Value ($000) $271 Avg Close — Range —
Q2 2025
Shares 262,542 Value ($000) $2,502 Avg Close — Range —
Q4 2024
Shares 363,151 Value ($000) $3,468 Avg Close — Range —
Q3 2024
Shares 81,339 Value ($000) $820 Avg Close — Range —
Q2 2023
Shares 29,235 Value ($000) $383 Avg Close — Range —
Q2 2022
Shares 954,398 Value ($000) $22,079 Avg Close — Range —
Q1 2022
Shares 709,186 Value ($000) $17,383 Avg Close — Range —
Q4 2021
Shares 1,026,453 Value ($000) $31,800 Avg Close — Range —
Q3 2021
Shares 31,387 Value ($000) $1,491 Avg Close — Range —
Q3 2020
Shares 72,526 Value ($000) $2,642 Avg Close — Range —
Q4 2018
Shares 7,843 Value ($000) $458 Avg Close — Range —
Q2 2018
Shares 75,769 Value ($000) $6,725 Avg Close — Range —
Q1 2018
Shares 1,693 Value ($000) $202 Avg Close — Range —
Q2 2017
Shares 14,603 Value ($000) $964 Avg Close — Range —
Q1 2015
Shares 439,169 Value ($000) $5,661 Avg Close — Range —