DOLBY LABORATORIES INC

Ticker: DLB CUSIP: 25659T107 Class: Common Stock

Itau Unibanco Holding S.A.'s Holding History (CIK: 0001132597)

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

Q2 2018

Shares 549 Value ($000) $34 Avg Close $57.13 Range $52.96 - $62.04

Q1 2018

Shares 2,283 Value ($000) $145 Avg Close $57.61 Range $52.34 - $66.45

Q4 2017

Shares 1,717 Value ($000) $106 Avg Close $53.98 Range $50.40 - $56.65

Q3 2017

Shares 3,002 Value ($000) $546 Avg Close $46.70 Range $42.82 - $53.33

Q2 2017

Shares 300 Value ($000) $15 Avg Close $45.31 Range $43.53 - $47.83

Q1 2017

Shares 260 Value ($000) $14 Avg Close $43.87 Range $39.92 - $46.64

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	549	$34	$57.13	$52.96 - $62.04
Q1 2018	2,283	$145	$57.61	$52.34 - $66.45
Q4 2017	1,717	$106	$53.98	$50.40 - $56.65
Q3 2017	3,002	$546	$46.70	$42.82 - $53.33
Q2 2017	300	$15	$45.31	$43.53 - $47.83
Q1 2017	260	$14	$43.87	$39.92 - $46.64