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Tandem Diabetes Care
TNDM

Overview Fund Activity

321 hedge funds and large institutions have $6.16B invested in Tandem Diabetes Care in 2020 Q3 according to their latest regulatory filings, with 54 funds opening new positions, 111 increasing their positions, 115 reducing their positions, and 36 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
321
Holders Change
+18
Holders Change %
+5.94%
% of All Funds
6.49%
Holding in Top 10
8
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-11.11%
% of All Funds
0.16%
New
54
Increased
111
Reduced
115
Closed
36
Calls
$175M
Puts
$92.9M
Net Calls
+$82.2M
Net Calls Change
+$15.9M

Top Buyers

1
Capital World Investors
Capital World Investors
California
$176M
2
VOYA Investment Management
VOYA Investment Management
Georgia
$119M
3
WRF
Waddell & Reed Financial
Kansas
$143M
4
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$151M
5
PC
Polar Capital
United Kingdom
$29M

Top Sellers

1
Wellington Management Group
Wellington Management Group
Massachusetts
$412M
2
Renaissance Technologies
Renaissance Technologies
New York
$50.3M
3
TCM
TimesSquare Capital Management
New York
$65.7M
4
Morgan Stanley
Morgan Stanley
New York
$10.4M
5
CTA
Carillon Tower Advisers
Florida
$35.4M
Name Holding Trade Value Shares
Change 		Shares
Change %
Walleye Trading
226
Walleye Trading
New York
$463K -$57K -502 -11%
Janney Montgomery Scott
227
Janney Montgomery Scott
Pennsylvania
$460K +$45.4K +400 +11%
First Manhattan
228
First Manhattan
New York
$454K – – –
FMT
229
First Mercantile Trust
Tennessee
$451K -$98.9K -944 -18%
KA
230
Kovack Advisors
Florida
$451K -$5.22K -46 -1%
Canada Life
231
Canada Life
Manitoba, Canada
$447K – – –
SPC
232
Sigma Planning Corp
Michigan
$425K +$49.5K +436 +13%
PNC Financial Services Group
233
PNC Financial Services Group
Pennsylvania
$420K +$29.9K +263 +8%
Group One Trading
234
Group One Trading
Illinois
$420K +$420K +3,700 New
WG
235
Winton Group
United Kingdom
$405K +$405K +3,566 New
RHBC
236
R.H. Bluestein & Co
Michigan
$404K – – –
SM
237
Sciencast Management
New Jersey
$401K +$401K +3,450 New
AG
238
Aperio Group
California
$391K +$21.8K +192 +6%
Los Angeles Capital Management
239
Los Angeles Capital Management
California
$384K -$364K -3,210 -49%
Canada Pension Plan Investment Board
240
Canada Pension Plan Investment Board
Ontario, Canada
$382K -$202K -1,778 -35%
Cambridge Investment Research Advisors
241
Cambridge Investment Research Advisors
Iowa
$376K +$37.6K +331 +11%
Teacher Retirement System of Texas
242
Teacher Retirement System of Texas
Texas
$367K +$367K +3,233 New
SCA
243
Spearhead Capital Advisors
Florida
$351K +$20.3K +179 +6%
AI
244
Atom Investors
Texas
$347K +$347K +3,056 New
HighTower Advisors
245
HighTower Advisors
Illinois
$333K +$12.5K +110 +4%
KeyBank National Association
246
KeyBank National Association
Ohio
$323K -$32K -282 -9%
CI Investments Inc
247
CI Investments Inc
Ontario, Canada
$319K +$293K +2,577 +1,120%
BAM
248
Blueshift Asset Management
New Jersey
$319K +$319K +2,811 New
BCV
249
Banque Cantonale Vaudoise
Switzerland
$313K +$133K +1,175 +74%
WS
250
Wedbush Securities
California
$291K +$291K +2,563 New
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