PORTLAND GEN ELEC CO

Ticker: POR CUSIP: 736508847 Class: Common Stock

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q1 2020
Shares 94,194 Value ($000) $4,516 Avg Close $43.84 Range $29.57 - $49.31
Q1 2017
Shares 463,240 Value ($000) $20,577 Avg Close $31.47 Range $30.31 - $32.91
Q4 2016
Shares 465,233 Value ($000) $20,159 Avg Close $29.95 Range $28.57 - $31.44
Q3 2016
Shares 465,443 Value ($000) $19,823 Avg Close $30.52 Range $29.23 - $31.84
Q2 2016
Shares 474,510 Value ($000) $20,935 Avg Close $28.54 Range $26.40 - $31.07
Q1 2016
Shares 484,695 Value ($000) $19,141 Avg Close $26.58 Range $24.46 - $28.07
Q4 2015
Shares 489,767 Value ($000) $17,813 Avg Close $25.38 Range $24.05 - $26.88
Q3 2015
Shares 594,467 Value ($000) $21,977 Avg Close $24.05 Range $22.57 - $25.92