ROKU INC

Ticker: ROKU CUSIP: 77543R102 Class: EQTY

PRIMECAP MANAGEMENT CO/CA/'s Holding History (CIK: 0000763212)

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

Q1 2019

Shares 16,500 Value ($000) $1,064 Avg Close $53.49 Range $29.29 - $74.35

Q4 2018

Shares 51,300 Value ($000) $1,572 Avg Close $47.13 Range $26.30 - $77.57

Q3 2018

Shares 56,000 Value ($000) $4,090 Avg Close $57.27 Range $40.55 - $75.70

Q2 2018

Shares 56,000 Value ($000) $2,387 Avg Close $36.48 Range $29.01 - $47.64

Q1 2018

Shares 60,282 Value ($000) $1,875 Avg Close $41.16 Range $29.80 - $57.42

Q4 2017

Shares 72,000 Value ($000) $3,728 Avg Close $34.44 Range $18.35 - $58.80

Q3 2017

Shares 200,000 Value ($000) $5,308 Avg Close $25.02 Range $15.75 - $29.80

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	16,500	$1,064	$53.49	$29.29 - $74.35
Q4 2018	51,300	$1,572	$47.13	$26.30 - $77.57
Q3 2018	56,000	$4,090	$57.27	$40.55 - $75.70
Q2 2018	56,000	$2,387	$36.48	$29.01 - $47.64
Q1 2018	60,282	$1,875	$41.16	$29.80 - $57.42
Q4 2017	72,000	$3,728	$34.44	$18.35 - $58.80
Q3 2017	200,000	$5,308	$25.02	$15.75 - $29.80