PORTLAND GEN ELEC CO

Ticker: POR CUSIP: 736508847 Class: Common Stock

Grantham, Mayo, Van Otterloo & Co. LLC's Holding History (CIK: 0001352662)

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

Q4 2025

Shares 5,932 Value ($000) $285 Avg Close $46.76 Range $42.11 - $50.58

Q2 2020

Shares 9,115 Value ($000) $381 Avg Close $36.17 Range $31.19 - $42.17

Q1 2020

Shares 247,428 Value ($000) $11,862 Avg Close $43.84 Range $29.57 - $49.31

Q4 2019

Shares 333,100 Value ($000) $18,584 Avg Close $43.41 Range $42.11 - $44.97

Q3 2019

Shares 380,200 Value ($000) $21,432 Avg Close $42.95 Range $41.16 - $45.05

Q2 2019

Shares 323,600 Value ($000) $17,529 Avg Close $40.56 Range $38.13 - $42.87

Q1 2019

Shares 353,500 Value ($000) $18,325 Avg Close $37.12 Range $33.48 - $40.27

Q2 2013

Shares 13,410 Value ($000) $410 Avg Close $19.65 Range $18.57 - $20.78

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	5,932	$285	$46.76	$42.11 - $50.58
Q2 2020	9,115	$381	$36.17	$31.19 - $42.17
Q1 2020	247,428	$11,862	$43.84	$29.57 - $49.31
Q4 2019	333,100	$18,584	$43.41	$42.11 - $44.97
Q3 2019	380,200	$21,432	$42.95	$41.16 - $45.05
Q2 2019	323,600	$17,529	$40.56	$38.13 - $42.87
Q1 2019	353,500	$18,325	$37.12	$33.48 - $40.27
Q2 2013	13,410	$410	$19.65	$18.57 - $20.78