ZYMERGEN INC

CUSIP: 98985X100 Class: COM

NATIONAL BANK OF CANADA /FI/'s Holding History (CIK: 0000926171)

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

Q3 2022
Shares 1,550 Value ($000) $4 Avg Close — Range —
Q2 2022
Shares 1,700 Value ($000) $2 Avg Close — Range —
Q1 2022
Shares 700 Value ($000) $2 Avg Close — Range —
Q4 2021
Shares 700 Value ($000) $5 Avg Close — Range —