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Tandem Diabetes Care
TNDM

Overview Fund Activity

284 hedge funds and large institutions have $3.24B invested in Tandem Diabetes Care in 2019 Q4 according to their latest regulatory filings, with 58 funds opening new positions, 85 increasing their positions, 101 reducing their positions, and 45 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
284
Holders Change
+11
Holders Change %
+4.03%
% of All Funds
5.61%
Holding in Top 10
8
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+14.29%
% of All Funds
0.16%
New
58
Increased
85
Reduced
101
Closed
45
Calls
$46.2M
Puts
$39.7M
Net Calls
+$6.49M
Net Calls Change
+$2.46M

Top Buyers

1
Fidelity Investments
Fidelity Investments
Massachusetts
$140M
2
Wellington Management Group
Wellington Management Group
Massachusetts
$182M
3
BCM
Brown Capital Management
Maryland
$54.2M
4
DM
Deerfield Management
New York
$81.2M
5
GGHC
Gilder Gagnon Howe & Co
New York
$73.4M

Top Sellers

1
Renaissance Technologies
Renaissance Technologies
New York
$40.8M
2
Lord, Abbett & Co
Lord, Abbett & Co
New Jersey
$12.9M
3
PC
Polar Capital
United Kingdom
$0
4
PWAM
Park West Asset Management
California
$0
5
FAM
Fred Alger Management
New York
$85.5M
Name Holding Trade Value Shares
Change 		Shares
Change %
TSS
226
Two Sigma Securities
New York
$207K +$207K +3,468 New
Parallax Volatility Advisers
227
Parallax Volatility Advisers
California
$204K -$2.09M -35,036 -91%
KIG
228
Kessler Investment Group
Indiana
$147K +$8.95K +150 +6%
Schroder Investment Management Group
229
Schroder Investment Management Group
United Kingdom
$141K +$141K +2,371 New
GRP
230
Global Retirement Partners
California
$103K -$50.4K -850 -33%
FHA
231
Flagship Harbor Advisors
Massachusetts
$93K – – –
AG
232
Advisor Group
Arizona
$89K -$115K -1,942 -56%
PI
233
PEAK6 Investments
Illinois
$89K +$89K +1,501 New
RG
234
Retirement Group
California
$87K +$87K +1,453 New
JIR
235
James Investment Research
Ohio
$78K – – –
US Bancorp
236
US Bancorp
Minnesota
$70K +$35.2K +585 +101%
FCA
237
FinTrust Capital Advisors
South Carolina
$65K +$55K +918 +550%
SIC
238
Salem Investment Counselors
North Carolina
$60K – – –
SFS
239
Sowell Financial Services
Arkansas
$54K +$54K +898 New
Lazard Asset Management
240
Lazard Asset Management
New York
$52K +$37.7K +636 +264%
QI
241
QS Investors
New York
$49K – – –
TPWA
242
TRUE Private Wealth Advisors
Oregon
$45K +$45K +765 New
BAMF
243
BI Asset Management Fondsmaeglerselskab
Denmark
$32K -$8.59K -142 -21%
Nisa Investment Advisors
244
Nisa Investment Advisors
Missouri
$29K +$6.51K +110 +29%
JCM
245
Jacobi Capital Management
Pennsylvania
$24K -$42K -700 -64%
CFGS
246
Concourse Financial Group Securities
Alabama
$24K +$24K +396 New
PFBT
247
Parkside Financial Bank & Trust
Missouri
$19K -$3.1K -52 -14%
OAM
248
Oppenheimer Asset Management
New York
$18K -$5.53K -91 -24%
RWA
249
Ropes Wealth Advisors
Massachusetts
$18K – – –
KTC
250
Kistler-Tiffany Companies
Pennsylvania
$17K – – –
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10
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