PROOFPOINT INC

CUSIP: 743424103 Class: COM

Granahan Investment Management, LLC's Holding History (CIK: 0001026710)

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

Q1 2021
Shares 19,341 Value ($000) $2,433 Avg Close — Range —
Q4 2020
Shares 18,039 Value ($000) $2,461 Avg Close — Range —
Q3 2020
Shares 17,740 Value ($000) $1,872 Avg Close — Range —
Q2 2020
Shares 21,164 Value ($000) $2,352 Avg Close — Range —
Q1 2020
Shares 19,983 Value ($000) $2,050 Avg Close — Range —
Q4 2019
Shares 17,446 Value ($000) $2,002 Avg Close — Range —
Q3 2019
Shares 16,852 Value ($000) $2,175 Avg Close — Range —
Q2 2019
Shares 16,442 Value ($000) $1,977 Avg Close — Range —
Q1 2019
Shares 19,376 Value ($000) $2,353 Avg Close — Range —
Q4 2018
Shares 19,483 Value ($000) $1,633 Avg Close — Range —
Q3 2018
Shares 21,058 Value ($000) $2,239 Avg Close — Range —
Q2 2018
Shares 21,975 Value ($000) $2,534 Avg Close — Range —
Q1 2018
Shares 24,848 Value ($000) $2,824 Avg Close — Range —
Q4 2017
Shares 24,839 Value ($000) $2,206 Avg Close — Range —
Q3 2017
Shares 27,087 Value ($000) $2,363 Avg Close — Range —
Q2 2017
Shares 30,594 Value ($000) $2,656 Avg Close — Range —
Q1 2017
Shares 39,513 Value ($000) $2,938 Avg Close — Range —
Q4 2016
Shares 176,745 Value ($000) $12,487 Avg Close — Range —
Q3 2016
Shares 191,745 Value ($000) $14,352 Avg Close — Range —
Q2 2016
Shares 177,145 Value ($000) $11,176 Avg Close — Range —
Q1 2016
Shares 158,395 Value ($000) $8,518 Avg Close — Range —
Q4 2015
Shares 109,845 Value ($000) $7,141 Avg Close — Range —
Q3 2015
Shares 176,795 Value ($000) $10,664 Avg Close — Range —
Q2 2015
Shares 242,750 Value ($000) $15,456 Avg Close — Range —
Q1 2015
Shares 318,652 Value ($000) $18,871 Avg Close — Range —
Q4 2014
Shares 239,561 Value ($000) $11,554 Avg Close — Range —
Q3 2014
Shares 288,294 Value ($000) $10,707 Avg Close — Range —
Q2 2014
Shares 324,097 Value ($000) $12,141 Avg Close — Range —
Q1 2014
Shares 345,467 Value ($000) $12,810 Avg Close — Range —
Q4 2013
Shares 341,557 Value ($000) $11,329 Avg Close — Range —
Q3 2013
Shares 328,450 Value ($000) $10,550 Avg Close — Range —
Q2 2013
Shares 324,700 Value ($000) $7,874 Avg Close — Range —