Primecap Management’s A10 Networks ATEN Stock Holding History

Primecap Management’s Portfolio ATEN Stock Details ATEN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2016 Q4	–	Sell	-35,000	Closed	-$374K	–	277
2016 Q3	$374K	Hold	35,000	–	–	﹤0.01%	272
2016 Q2	$226K	Hold	35,000	–	–	﹤0.01%	272
2016 Q1	$207K	Hold	35,000	–	–	﹤0.01%	270
2015 Q4	$230K	Hold	35,000	–	–	﹤0.01%	271
2015 Q3	$210K	Sell	35,000 -55,000	-61%	-$346K	﹤0.01%	274
2015 Q2	$580K	Hold	90,000	–	–	﹤0.01%	258
2015 Q1	$390K	Hold	90,000	–	–	﹤0.01%	256
2014 Q4	$392K	Buy	+90,000	New	+$402K	﹤0.01%	258

Other funds holding ATEN

Summit Partners Boston, Massachusetts $609M AUM 7.66% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BIT

BlackRock Institutional Trust San Francisco, California $675B AUM 16.07% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

OppenheimerFunds New York $80.4B AUM 15.1% 1-Year Est. Return

PCM

Penserra Capital Management Orinda, California $13B AUM 71.84% 1-Year Est. Return

BFA

BlackRock Fund Advisors San Francisco, California $542B AUM 18.13% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return

DCM

Divisar Capital Management San Francisco, California $434M AUM 170.22% 1-Year Est. Return

Primecap Management's ATEN Position: Q4 2016 in Review

Primecap Management sold out of A10 Networks (ATEN) in Q4 2016, closing a stake of 35,000 shares — an estimated $374K sold.

Primecap Management first reported a position in ATEN in Q4 2014 and held it in 8 quarters. The position peaked at $580K in Q2 2015. 109 funds tracked by Wall St. Rank hold ATEN as of Q4 2016.

Primecap Management reported no remaining A10 Networks position as of Q4 2016 after selling out during the quarter.
Primecap Management sold 35,000 A10 Networks shares in Q4 2016, an estimated $374K.
Primecap Management first reported a position in A10 Networks in Q4 2014 and held it in 8 quarters.
Primecap Management's A10 Networks position peaked at $580K in Q2 2015.
109 funds tracked by Wall St. Rank held A10 Networks as of Q4 2016.

Based on Primecap Management's 13F filing for Q4 2016, filed 13 Feb 2017.