BOSTON BEER INC

Ticker: SAM CUSIP: 100557107 Class: CL A

GILDER GAGNON HOWE & CO LLC's Holding History (CIK: 0000902464)

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

Q4 2014

Shares 731 Value ($000) $212 Avg Close $253.32 Range $210.03 - $299.00

Q3 2014

Shares 256,231 Value ($000) $56,822 Avg Close $223.81 Range $213.37 - $233.93

Q2 2014

Shares 257,431 Value ($000) $57,541 Avg Close $227.88 Range $208.82 - $248.00

Q1 2014

Shares 261,256 Value ($000) $63,937 Avg Close $227.93 Range $202.78 - $249.81

Q4 2013

Shares 242,340 Value ($000) $58,595 Avg Close $240.06 Range $223.00 - $265.53

Q3 2013

Shares 246,099 Value ($000) $60,100 Avg Close $206.79 Range $170.39 - $250.34

Q2 2013

Shares 247,045 Value ($000) $42,155,759 Avg Close $158.63 Range $143.42 - $174.59

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2014	731	$212	$253.32	$210.03 - $299.00
Q3 2014	256,231	$56,822	$223.81	$213.37 - $233.93
Q2 2014	257,431	$57,541	$227.88	$208.82 - $248.00
Q1 2014	261,256	$63,937	$227.93	$202.78 - $249.81
Q4 2013	242,340	$58,595	$240.06	$223.00 - $265.53
Q3 2013	246,099	$60,100	$206.79	$170.39 - $250.34
Q2 2013	247,045	$42,155,759	$158.63	$143.42 - $174.59