GENMARK DIAGNOSTICS INC

CUSIP: 372309104 Class: COM

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

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

Q1 2021
Shares 33,868 Value ($000) $809 Avg Close — Range —
Q4 2018
Shares 13,131 Value ($000) $64 Avg Close — Range —
Q3 2016
Shares 33,938 Value ($000) $400 Avg Close — Range —
Q1 2014
Shares 127,474 Value ($000) $1,267 Avg Close — Range —