PFENEX INC

CUSIP: 717071104 Class: COM

PRIMECAP MANAGEMENT CO/CA/'s Holding History (CIK: 0000763212)

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

Q3 2020
Shares 3,161,200 Value ($000) $40,305 Avg Close — Range —
Q2 2020
Shares 3,244,100 Value ($000) $27,088 Avg Close — Range —
Q1 2020
Shares 3,263,800 Value ($000) $28,787 Avg Close — Range —
Q4 2019
Shares 3,338,400 Value ($000) $36,656 Avg Close — Range —
Q3 2019
Shares 3,330,400 Value ($000) $28,109 Avg Close — Range —
Q2 2019
Shares 3,341,600 Value ($000) $22,522 Avg Close — Range —
Q1 2019
Shares 3,341,600 Value ($000) $20,651 Avg Close — Range —
Q4 2018
Shares 3,347,900 Value ($000) $10,680 Avg Close — Range —
Q3 2018
Shares 3,412,900 Value ($000) $17,440 Avg Close — Range —
Q2 2018
Shares 3,308,400 Value ($000) $17,898 Avg Close — Range —
Q1 2018
Shares 2,356,400 Value ($000) $14,138 Avg Close — Range —
Q4 2017
Shares 2,356,400 Value ($000) $6,268 Avg Close — Range —
Q3 2017
Shares 2,356,400 Value ($000) $7,116 Avg Close — Range —
Q2 2017
Shares 2,368,100 Value ($000) $9,496 Avg Close — Range —
Q1 2017
Shares 2,368,100 Value ($000) $13,759 Avg Close — Range —
Q4 2016
Shares 2,368,100 Value ($000) $21,479 Avg Close — Range —
Q3 2016
Shares 2,405,000 Value ($000) $21,525 Avg Close — Range —
Q2 2016
Shares 2,431,388 Value ($000) $20,351 Avg Close — Range —
Q1 2016
Shares 2,431,388 Value ($000) $23,901 Avg Close — Range —
Q4 2015
Shares 2,431,388 Value ($000) $30,101 Avg Close — Range —
Q3 2015
Shares 2,371,388 Value ($000) $35,595 Avg Close — Range —
Q2 2015
Shares 2,371,388 Value ($000) $46,005 Avg Close — Range —