GRITSTONE BIO INC

CUSIP: 39868T105 Class: Common Stock

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

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

Q4 2021
Shares 16,000 Value ($000) $206 Avg Close — Range —
Q3 2020
Shares 14,500 Value ($000) $39 Avg Close — Range —
Q2 2020
Shares 143,515 Value ($000) $954 Avg Close — Range —