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Silicon Laboratories
SLAB

Overview Fund Activity

238 hedge funds and large institutions have $2.82B invested in Silicon Laboratories in 2017 Q1 according to their latest regulatory filings, with 37 funds opening new positions, 97 increasing their positions, 77 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
238
Holders Change
+14
Holders Change %
+6.25%
% of All Funds
5.93%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.07%
New
37
Increased
97
Reduced
77
Closed
17
Calls
$2.55M
Puts
$12.7M
Net Calls
-$10.2M
Net Calls Change
-$12.8M

Top Buyers

1
BlackRock
BlackRock
New York
$335M
2
Wellington Management Group
Wellington Management Group
Massachusetts
$53.2M
3
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
$32M
4
GKIM
GW&K Investment Management
Massachusetts
$26.6M
5
Vanguard Group
Vanguard Group
Pennsylvania
$242M

Top Sellers

1
UBS AM
UBS AM
Illinois
$1.85M
2
ORI
Oak Ridge Investments
Illinois
$44.3M
3
GIM
Granahan Investment Management
Massachusetts
$2.12M
4
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
$67.5M
5
Millennium Management
Millennium Management
New York
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
FHA
226
First Horizon Advisors
Tennessee
$15K +$15K +215 New
IUHSA
227
Itau Unibanco Holding S.A.
Brazil
$12K +$12K +160 New
LWM
228
LBA Wealth Management
Florida
$11K – – –
GAM
229
Gemmer Asset Management
California
$11K – – –
TCM
230
Tradewinds Capital Management
Washington
$11K +$11K +156 New
NFG
231
Next Financial Group
Texas
$9K -$6.38K -85 -41%
TRCT
232
Tower Research Capital (TRC)
New York
$7K -$4.44K -64 -39%
RFA
233
Reilly Financial Advisors
California
$5K +$5K +69 New
WCBA
234
Weaver C. Barksdale & Associates
Tennessee
$4K – – –
QCG
235
Quadrant Capital Group
Ohio
$4K +$2.55K +44 +176%
LF
236
Lee Financial
Texas
$1K – – –
Northwestern Mutual Wealth Management
237
Northwestern Mutual Wealth Management
Wisconsin
$1K – – –
Parallax Volatility Advisers
238
Parallax Volatility Advisers
California
$1K +$1K +18 New
Millennium Management
239
Millennium Management
New York
– -$9.48M -145,796 Closed
OCM
240
Oribel Capital Management
New York
– -$3.63M -55,900 Closed
Susquehanna International Group
241
Susquehanna International Group
Pennsylvania
– -$2.52M -38,719 Closed
SCM
242
Stevens Capital Management
Pennsylvania
– -$957K -14,725 Closed
Group One Trading
243
Group One Trading
Illinois
– -$805K -12,379 Closed
HSBC Holdings
244
HSBC Holdings
United Kingdom
– -$529K -8,139 Closed
ST
245
Spot Trading
Illinois
– -$470K -7,234 Closed
RQS
246
Ramsey Quantitative Systems
Kentucky
– -$430K -6,616 Closed
TI
247
Trexquant Investment
Connecticut
– -$362K -5,567 Closed
DTL
248
Dynamic Technology Lab
Singapore
– -$331K -5,082 Closed
SSA
249
Schonfeld Strategic Advisors
New York
– -$312K -4,803 Closed
William Blair & Company
250
William Blair & Company
Illinois
– -$233K -3,580 Closed
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10
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