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Tandem Diabetes Care

290 hedge funds and large institutions have $5.08B invested in Tandem Diabetes Care in 2021 Q1 according to their latest regulatory filings, with 44 funds opening new positions, 105 increasing their positions, 102 reducing their positions, and 59 closing their positions.

New
Increased
Maintained
Reduced
Closed

53% more call options, than puts

Call options by funds: $68M | Put options by funds: $44.5M

3% more repeat investments, than reductions

Existing positions increased: 105 | Existing positions reduced: 102

1.94% less ownership

Funds ownership: 94.01%92.07% (-1.9%)

6% less funds holding

Funds holding: 309290 (-19)

9% less capital invested

Capital invested by funds: $5.59B → $5.08B (-$515M)

25% less first-time investments, than exits

New positions opened: 44 | Existing positions closed: 59

67% less funds holding in top 10

Funds holding in top 10: 62 (-4)

Holders
290
Holders Change
-19
Holders Change %
-6.15%
% of All Funds
5.09%
Holding in Top 10
2
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-66.67%
% of All Funds
0.04%
New
44
Increased
105
Reduced
102
Closed
59
Calls
$68M
Puts
$44.5M
Net Calls
+$23.5M
Net Calls Change
-$35.3M
Name Holding Trade Value Shares
Change
Change in
Stake
Russell Investments Group
76
Russell Investments Group
United Kingdom
$8.01M +$321K +3,456 +4%
NCGI
77
Next Century Growth Investors
Minnesota
$8.01M -$1.1M -11,862 -12%
Fuller & Thaler Asset Management
78
Fuller & Thaler Asset Management
California
$7.7M +$131K +1,412 +2%
Squarepoint
79
Squarepoint
New York
$7.59M +$7.99M +86,021 New
UBS AM
80
UBS AM
Illinois
$7.56M -$11.5M -123,245 -59%
JP Morgan Chase
81
JP Morgan Chase
New York
$6.85M +$3.07M +33,008 +74%
State Board of Administration of Florida Retirement System
82
State Board of Administration of Florida Retirement System
Florida
$6.57M -$154K -1,660 -2%
FCM
83
Frontier Capital Management
Massachusetts
$6.47M -$3.78M -40,708 -36%
Man Group
84
Man Group
United Kingdom
$6.46M +$1.05M +11,307 +18%
Dimensional Fund Advisors
85
Dimensional Fund Advisors
Texas
$6.39M +$848K +9,125 +14%
WBC
86
Westpac Banking Corp
Australia
$6.34M +$232K +2,500 +4%
Susquehanna International Group
87
Susquehanna International Group
Pennsylvania
$6.32M -$11M -118,622 -62%
PC
88
Pier Capital
Connecticut
$6.27M +$460K +4,950 +7%
WCM Investment Management
89
WCM Investment Management
California
$6.19M -$182K -1,957 -3%
RA
90
Royce & Associates
New York
$6.04M +$121K +1,300 +2%
FG
91
Formula Growth
Quebec, Canada
$5.74M +$4.69M +50,485 +348%
State of Wisconsin Investment Board
92
State of Wisconsin Investment Board
Wisconsin
$5.68M -$9.66K -104 -0.2%
RhumbLine Advisers
93
RhumbLine Advisers
Massachusetts
$5.57M -$262K -2,817 -4%
PP
94
PDT Partners
New York
$5.46M -$1.06M -11,367 -16%
ECM
95
ExodusPoint Capital Management
New York
$5.24M +$5.52M +59,367 New
CSS
96
Cubist Systematic Strategies
Connecticut
$5.19M -$878K -9,450 -14%
KCM
97
Kennedy Capital Management
Missouri
$5.13M -$163K -1,754 -3%
Macquarie Group
98
Macquarie Group
Australia
$4.92M -$23.3M -250,948 -82%
CS
99
Candriam SCA
Luxembourg
$4.81M
CII
100
Capital International Inc
California
$4.38M -$87.5K -942 -2%

TNDM Hedge Fund Activity: Q1 2021 in Review

290 of the 5,695 institutional investors tracked by Wall St. Rank reported a position in Tandem Diabetes Care (TNDM) for Q1 2021, worth a combined $5.08B — down 9.2% from $5.59B a quarter earlier.

Sellers outnumbered buyers: 59 funds closed out of TNDM and 44 opened new positions — a net loss of 15 holders — while 102 trimmed existing stakes and 105 added.

The largest buyer was Champlain Investment Partners, opening a new position worth an estimated $125M. The largest seller was Wellington Management Group, cutting an estimated $160M.

  • 290 institutional investors held Tandem Diabetes Care (TNDM) as of Q1 2021, down from 309 in Q4 2020.
  • Funds reported $5.08B of Tandem Diabetes Care stock for Q1 2021, down 9.2% quarter-over-quarter.
  • 44 funds opened new Tandem Diabetes Care positions in Q1 2021 and 59 closed out, a net change of -15 holders.
  • The largest Tandem Diabetes Care buyer in Q1 2021 was Champlain Investment Partners, an estimated $125M added.
  • The largest Tandem Diabetes Care seller in Q1 2021 was Wellington Management Group, an estimated $160M sold.

Based on aggregated 13F filings for Q1 2021.