DERMTECH INC

Ticker: DMTKQ CUSIP: 24984K105 Class: COM

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

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

Q1 2024
Shares 57,577 Value ($000) $40 Avg Close — Range —
Q4 2023
Shares 57,577 Value ($000) $101 Avg Close — Range —
Q3 2023
Shares 57,577 Value ($000) $83 Avg Close — Range —
Q2 2023
Shares 57,577 Value ($000) $150 Avg Close — Range —
Q1 2023
Shares 77,780 Value ($000) $286 Avg Close — Range —
Q4 2022
Shares 70,677 Value ($000) $125 Avg Close — Range —
Q3 2022
Shares 70,677 Value ($000) $280 Avg Close — Range —
Q2 2022
Shares 78,277 Value ($000) $434 Avg Close — Range —
Q1 2022
Shares 1,102,320 Value ($000) $16,182 Avg Close — Range —
Q4 2021
Shares 624,154 Value ($000) $9,863 Avg Close — Range —
Q3 2021
Shares 13,399 Value ($000) $430 Avg Close — Range —
Q4 2020
Shares 24,621 Value ($000) $799 Avg Close — Range —