PROOFPOINT INC

CUSIP: 743424103 Class: COM

Alyeska Investment Group, L.P.'s Holding History (CIK: 0001453072)

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

Q2 2021
Shares 100,000 Value ($000) $17,376 Avg Close — Range —
Q1 2021
Shares 329,777 Value ($000) $41,483 Avg Close — Range —
Q4 2020
Shares 27,294 Value ($000) $3,723 Avg Close — Range —
Q3 2020
Shares 377,811 Value ($000) $39,878 Avg Close — Range —
Q2 2020
Shares 1,103,453 Value ($000) $122,616 Avg Close — Range —
Q1 2020
Shares 279,723 Value ($000) $28,697 Avg Close — Range —
Q1 2019
Shares 378,312 Value ($000) $45,938 Avg Close — Range —
Q4 2018
Shares 757,051 Value ($000) $63,448 Avg Close — Range —
Q3 2018
Shares 696,596 Value ($000) $74,069 Avg Close — Range —
Q2 2018
Shares 710,633 Value ($000) $81,943 Avg Close — Range —
Q4 2017
Shares 176,794 Value ($000) $15,701 Avg Close — Range —
Q1 2016
Shares 273,064 Value ($000) $14,685 Avg Close — Range —
Q4 2015
Shares 137,276 Value ($000) $8,924 Avg Close — Range —
Q1 2015
Shares 151,548 Value ($000) $8,975 Avg Close — Range —
Q4 2014
Shares 83,100 Value ($000) $4,008 Avg Close — Range —