PFENEX INC

CUSIP: 717071104 Class: COM

Weiss Asset Management LP's Holding History (CIK: 0001357550)

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

Q3 2020
Shares 4,220,055 Value ($000) $53,806 Avg Close — Range —
Q1 2019
Shares 13,093 Value ($000) $81 Avg Close — Range —