ATRECA INC

CUSIP: 04965G109 Class: COMMON

MARTINGALE ASSET MANAGEMENT L P's Holding History (CIK: 0000936944)

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

Q1 2021
Shares 14,413 Value ($000) $221 Avg Close — Range —
Q4 2020
Shares 14,213 Value ($000) $231 Avg Close — Range —
Q3 2020
Shares 60,813 Value ($000) $850 Avg Close — Range —