PROOFPOINT INC

CUSIP: 743424103 Class: COM

Calamos Advisors LLC's Holding History (CIK: 0001316507)

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

Q2 2021
Shares 17,500 Value ($000) $3,041 Avg Close — Range —
Q3 2018
Shares 2,870 Value ($000) $305 Avg Close — Range —
Q3 2015
Shares 88,655 Value ($000) $5,348 Avg Close — Range —
Q2 2015
Shares 92,720 Value ($000) $5,903 Avg Close — Range —
Q1 2015
Shares 12,145 Value ($000) $719 Avg Close — Range —
Q4 2014
Shares 16,570 Value ($000) $799 Avg Close — Range —
Q3 2014
Shares 19,900 Value ($000) $739 Avg Close — Range —
Q1 2014
Shares 12,200 Value ($000) $452 Avg Close — Range —