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Ambarella

220 hedge funds and large institutions have $1.38B invested in Ambarella in 2017 Q4 according to their latest regulatory filings, with 52 funds opening new positions, 61 increasing their positions, 66 reducing their positions, and 36 closing their positions.

New
Increased
Maintained
Reduced
Closed

100% more funds holding in top 10

Funds holding in top 10: 12 (+1)

55% more call options, than puts

Call options by funds: $210M | Put options by funds: $136M

44% more first-time investments, than exits

New positions opened: 52 | Existing positions closed: 36

32% more capital invested

Capital invested by funds: $1.05B → $1.38B (+$332M)

8% more funds holding

Funds holding: 204220 (+16)

6.04% more ownership

Funds ownership: 64.41%70.45% (+6%)

8% less repeat investments, than reductions

Existing positions increased: 61 | Existing positions reduced: 66

Holders
220
Holders Change
+16
Holders Change %
+7.84%
% of All Funds
4.99%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.05%
New
52
Increased
61
Reduced
66
Closed
36
Calls
$210M
Puts
$136M
Net Calls
+$74.1M
Net Calls Change
-$62.6M
Name Holding Trade Value Shares
Change
Change in
Stake
TCSAM
226
Tyrus Capital S.A.M.
Monaco
-$4.9M -100,000 Closed
CS
227
Candriam SCA
Luxembourg
-$4M -81,725 Closed
NIPH
228
NN Investment Partners Holdings
Netherlands
-$3.14M -64,721 Closed
MSTVIM
229
Messner & Smith Theme Value Investment Management
California
-$2.58M -52,709 Closed
NFA
230
Nationwide Fund Advisors
Ohio
-$1.46M -29,821 Closed
AWCI
231
Alpine Woods Capital Investors
New York
-$1.43M -29,100 Closed
FMA
232
FNY Managed Accounts
New York
-$1.37M -28,000 Closed
AQR Capital Management
233
AQR Capital Management
Connecticut
-$1.22M -24,784 Closed
Simplex Trading
234
Simplex Trading
Illinois
-$1.18M -21,299 Closed
OAM
235
Oxford Asset Management
United Kingdom
-$1.02M -20,641 Closed
OAMG
236
Odey Asset Management Group
United Kingdom
-$833K -17,000 Closed
HT
237
HAP Trading
New York
-$658K -11,845 Closed
SAMH
238
Shanda Asset Management Holdings
British Virgin Islands
-$490K -10,000 Closed
IHL
239
Investment House LLC
California
-$372K -7,595 Closed
LA
240
Lucus Advisors
New York
-$352K -7,175 Closed
NIT
241
NumerixS Investment Technologies
British Columbia, Canada
-$309K -6,300 Closed
RJFSA
242
Raymond James Financial Services Advisors
Florida
-$227K -4,635 Closed
QC
243
QCM Cayman
Texas
-$215K -4,394 Closed
TI
244
Turner Investments
Pennsylvania
-$172K -3,500 Closed
TRCT
245
Tower Research Capital (TRC)
New York
-$156K -3,179 Closed
SG Americas Securities
246
SG Americas Securities
New York
-$151K -3,073 Closed
FAM
247
Fred Alger Management
New York
-$123K -2,500 Closed
SPM
248
Symmetry Peak Management
Pennsylvania
-$139K -2,500 Closed
AA
249
AlphaMark Advisors
Kentucky
-$29K -600 Closed
OHS
250
Odey Holdings (Switzerland)
Switzerland
-$20K -400 Closed

AMBA Hedge Fund Activity: Q4 2017 in Review

220 of the 4,409 institutional investors tracked by Wall St. Rank reported a position in Ambarella (AMBA) for Q4 2017, worth a combined $1.38B — up 32% from $1.05B a quarter earlier.

Buyers outnumbered sellers: 52 funds opened new AMBA positions and 36 closed out — a net gain of 16 holders — while 61 added to existing stakes and 66 trimmed.

The largest buyer was Janus Henderson Group, opening a new position worth an estimated $37.4M. The largest seller was Citadel Advisors, cutting an estimated $53.3M.

  • 220 institutional investors held Ambarella (AMBA) as of Q4 2017, up from 204 in Q3 2017.
  • Funds reported $1.38B of Ambarella stock for Q4 2017, up 32% quarter-over-quarter.
  • 52 funds opened new Ambarella positions in Q4 2017 and 36 closed out, a net change of +16 holders.
  • The largest Ambarella buyer in Q4 2017 was Janus Henderson Group, an estimated $37.4M added.
  • The largest Ambarella seller in Q4 2017 was Citadel Advisors, an estimated $53.3M sold.

Based on aggregated 13F filings for Q4 2017.