DOLBY LABORATORIES INC

Ticker: DLB CUSIP: 25659T107 Class: Common Stock

LOCKHEED MARTIN INVESTMENT MANAGEMENT CO's Holding History (CIK: 0000897599)

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

Q1 2018

Shares 23,000 Value ($000) $1,462 Avg Close $57.61 Range $52.34 - $66.45

Q4 2017

Shares 24,000 Value ($000) $1,488 Avg Close $53.98 Range $50.40 - $56.65

Q3 2017

Shares 24,000 Value ($000) $1,380 Avg Close $46.70 Range $42.82 - $53.33

Q2 2017

Shares 24,000 Value ($000) $1,175 Avg Close $45.31 Range $43.53 - $47.83

Q1 2017

Shares 24,000 Value ($000) $1,258 Avg Close $43.87 Range $39.92 - $46.64

Q4 2016

Shares 24,000 Value ($000) $1,085 Avg Close $42.59 Range $39.80 - $48.52

Q3 2016

Shares 14,000 Value ($000) $760 Avg Close $44.12 Range $39.59 - $48.22

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	23,000	$1,462	$57.61	$52.34 - $66.45
Q4 2017	24,000	$1,488	$53.98	$50.40 - $56.65
Q3 2017	24,000	$1,380	$46.70	$42.82 - $53.33
Q2 2017	24,000	$1,175	$45.31	$43.53 - $47.83
Q1 2017	24,000	$1,258	$43.87	$39.92 - $46.64
Q4 2016	24,000	$1,085	$42.59	$39.80 - $48.52
Q3 2016	14,000	$760	$44.12	$39.59 - $48.22