21VIANET GROUP INC

Ticker: VNET CUSIP: 90138A103 Class: SPONSORED ADS A

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

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

Q4 2025
Shares 28,491 Value ($000) $241 Avg Close — Range —
Q3 2025
Shares 55,456 Value ($000) $573 Avg Close — Range —
Q1 2025
Shares 848,825 Value ($000) $6,960 Avg Close — Range —
Q4 2024
Shares 319,310 Value ($000) $1,514 Avg Close — Range —
Q4 2023
Shares 27,989 Value ($000) $80 Avg Close — Range —
Q2 2023
Shares 19,600 Value ($000) $57 Avg Close — Range —
Q1 2023
Shares 1,051,210 Value ($000) $3,406 Avg Close — Range —
Q3 2022
Shares 22,300 Value ($000) $123 Avg Close — Range —
Q2 2021
Shares 12,802 Value ($000) $294 Avg Close — Range —
Q4 2020
Shares 36,995 Value ($000) $1,283 Avg Close — Range —
Q4 2019
Shares 9,317 Value ($000) $68 Avg Close — Range —
Q1 2016
Shares 83,080 Value ($000) $1,659 Avg Close — Range —
Q4 2015
Shares 31,575 Value ($000) $667 Avg Close — Range —
Q3 2015
Shares 21,262 Value ($000) $389 Avg Close — Range —
Q2 2015
Shares 10,723 Value ($000) $220 Avg Close — Range —
Q1 2015
Shares 40,650 Value ($000) $718 Avg Close — Range —
Q4 2014
Shares 40,601 Value ($000) $628 Avg Close — Range —
Q3 2014
Shares 321,192 Value ($000) $5,781 Avg Close — Range —
Q1 2014
Shares 787,138 Value ($000) $22,591 Avg Close — Range —