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Ambarella
AMBA

Overview Fund Activity

218 hedge funds and large institutions have $1.16B invested in Ambarella in 2020 Q2 according to their latest regulatory filings, with 37 funds opening new positions, 88 increasing their positions, 59 reducing their positions, and 37 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
218
Holders Change
-1
Holders Change %
-0.46%
% of All Funds
4.48%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
37
Increased
88
Reduced
59
Closed
37
Calls
$128M
Puts
$23.2M
Net Calls
+$105M
Net Calls Change
-$129M

Top Buyers

1
KC
1
KCL Capital
New York
$11.5M
2
Two Sigma Investments
2
Two Sigma Investments
New York
$9.8M
3
Arrowstreet Capital
3
Arrowstreet Capital
Massachusetts
$12.2M
4
GLA
4
Great Lakes Advisors
Illinois
$6.53M
5
State Street
5
State Street
Massachusetts
$49.7M

Top Sellers

1
Artisan Partners
1
Artisan Partners
Wisconsin
$0
2
CCI
2
Columbus Circle Investors
$0
3
Morgan Stanley
3
Morgan Stanley
New York
$13.9M
4
AAMU
4
Amundi Asset Management US
Massachusetts
$198K
5
Fidelity Investments
5
Fidelity Investments
Massachusetts
$5.29M
Name Holding Trade Value Shares
Change 		Shares
Change %
Rockefeller Capital Management
201
Rockefeller Capital Management
New York
$2K -$722 -13 -27%
RIA
202
RPG Investment Advisory
California
$2K – – –
WEC
203
Winslow Evans & Crocker
Massachusetts
$2K – – –
HMS
204
Hanseatic Management Services
New Mexico
$2K – – –
WT
205
Whittier Trust
California
$2K – – –
RG
206
Retirement Group
California
$2K +$2K +50 New
GAM
207
Gemmer Asset Management
California
$2K +$2K +50 New
ED
208
Exane Derivatives
France
$1.51K – – –
PFO
209
Pathstone Family Office
New Jersey
$1K -$11.4K -125 -92%
HFA
210
HC Financial Advisors
California
$1K – – –
PA
211
Parallel Advisors
California
$1K – – –
S
212
SignatureFD
Georgia
$1K – – –
Artisan Partners
213
Artisan Partners
Wisconsin
– -$24.4M -501,849 Closed
CCI
214
Columbus Circle Investors
– -$21M -431,589 Closed
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
215
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
– -$5.46M -112,400 Closed
PCR
216
Potrero Capital Research
California
– -$2.74M -56,323 Closed
Robeco Institutional Asset Management
217
Robeco Institutional Asset Management
Netherlands
– -$1.8M -37,006 Closed
Allianz Asset Management
218
Allianz Asset Management
Germany
– -$1.36M -27,895 Closed
AR
219
Advisory Research
Illinois
– -$1.09M -22,489 Closed
Wolverine Trading
220
Wolverine Trading
Illinois
– -$1.06M -22,433 Closed
AAP
221
Ardsley Advisory Partners
Connecticut
– -$874K -18,000 Closed
EMG
222
ETF Managers Group
New Jersey
– -$708K -14,969 Closed
Walleye Trading
223
Walleye Trading
New York
– -$642K -13,227 Closed
BCM
224
Bayesian Capital Management
New York
– -$545K -11,233 Closed
FA
225
Faithward Advisors
Pennsylvania
– -$491K -10,108 Closed
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