DZS INC

Ticker: DZSIQ CUSIP: 268211109 Class: Common Stock

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

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

Q1 2023
Shares 34,861 Value ($000) $275 Avg Close — Range —
Q4 2021
Shares 13,634 Value ($000) $221 Avg Close — Range —