Cortina Asset Management’s Ambarella AMBA Stock Holding History

Cortina Asset Management’s Portfolio AMBA Stock Details AMBA Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2018 Q3	–	Sell	-48,711	Closed	-$1.88M	–	237
2018 Q2	$1.88M	Buy	48,711 +7,223	+17%	+$342K	0.09%	214
2018 Q1	$2.03M	Buy	41,488 +8,256	+25%	+$428K	0.1%	218
2017 Q4	$1.95M	Sell	33,232 -49,907	-60%	-$2.77M	0.09%	213
2017 Q3	$4.08M	Sell	83,139 -26,131	-24%	-$1.29M	0.17%	194
2017 Q2	$5.3M	Sell	109,270 -2,685	-2%	-$149K	0.22%	159
2017 Q1	$6.13M	Sell	111,955 -20,325	-15%	-$1.1M	0.25%	141
2016 Q4	$7.16M	Buy	132,280 +56,803	+75%	+$3.43M	0.3%	121
2016 Q3	$5.56M	Sell	75,477 -22,494	-23%	-$1.41M	0.24%	162
2016 Q2	$4.98M	Buy	97,971 +15,467	+19%	+$683K	0.23%	168
2016 Q1	$3.69M	Buy	+82,504	New	+$3.41M	0.17%	204

Other funds holding AMBA

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

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

VBA

Van Berkom & Associates Montreal, Quebec, Canada $3.1B AUM 12.88% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Axa Paris, France $91.9M AUM 27.41% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Janus Henderson Group London $209B AUM 37.72% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

Pinnacle Associates New York $9.16B AUM 63.5% 1-Year Est. Return

Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

Cortina Asset Management's AMBA Position: Q3 2018 in Review

Cortina Asset Management sold out of Ambarella (AMBA) in Q3 2018, closing a stake of 48,711 shares — an estimated $1.88M sold.

Cortina Asset Management first reported a position in AMBA in Q1 2016 and held it in 10 quarters. The position peaked at $7.16M in Q4 2016. 199 funds tracked by Wall St. Rank hold AMBA as of Q3 2018.

Cortina Asset Management reported no remaining Ambarella position as of Q3 2018 after selling out during the quarter.
Cortina Asset Management sold 48,711 Ambarella shares in Q3 2018, an estimated $1.88M.
Cortina Asset Management first reported a position in Ambarella in Q1 2016 and held it in 10 quarters.
Cortina Asset Management's Ambarella position peaked at $7.16M in Q4 2016.
199 funds tracked by Wall St. Rank held Ambarella as of Q3 2018.

Based on Cortina Asset Management's 13F filing for Q3 2018, filed 13 Nov 2018.