DFB HEALTHCARE ACQUISTION CO

CUSIP: 23291E109 Class: COM

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

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

Q2 2019
Shares 250,000 Value ($000) $2,533 Avg Close — Range —
Q1 2019
Shares 250,000 Value ($000) $2,498 Avg Close — Range —
Q4 2018
Shares 250,000 Value ($000) $250 Avg Close — Range —
Q3 2018
Shares 250,000 Value ($000) $2,403 Avg Close — Range —