DFB HEALTHCARE ACQUISTION CO

CUSIP: 23291E208 Class: UNIT 01/30/2023

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

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

Q2 2019
Shares 500,000 Value ($000) $5,310 Avg Close — Range —
Q1 2019
Shares 500,000 Value ($000) $5,075 Avg Close — Range —
Q4 2018
Shares 500,000 Value ($000) $500 Avg Close — Range —
Q3 2018
Shares 500,000 Value ($000) $500 Avg Close — Range —
Q2 2018
Shares 500,000 Value ($000) $500 Avg Close — Range —
Q1 2018
Shares 500,000 Value ($000) $5,025 Avg Close — Range —