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Tandem Diabetes Care
TNDM

89 hedge funds and large institutions have $238M invested in Tandem Diabetes Care in 2015 Q1 according to their latest regulatory filings, with 31 funds opening new positions, 36 increasing their positions, 11 reducing their positions, and 8 closing their positions.

New
Increased
Maintained
Reduced
Closed

288% more first-time investments, than exits

New positions opened: 31 | Existing positions closed: 8

227% more repeat investments, than reductions

Existing positions increased: 36 | Existing positions reduced: 11

48% more capital invested

Capital invested by funds: $160M → $238M (+$77.2M)

35% more funds holding

Funds holding: 66 → 89 (+23)

99% less call options, than puts

Call options by funds: $6K | Put options by funds: $1.11M

Holders
89
Holders Change
+23
Holders Change %
+34.85%
% of All Funds
2.37%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
31
Increased
36
Reduced
11
Closed
8
Calls
$6K
Puts
$1.11M
Net Calls
-$1.11M
Net Calls Change
-$1.09M

Top Buyers

1
FCM
Frontier Capital Management
Massachusetts
+$21M
2
Westfield Capital Management
Westfield Capital Management
Massachusetts
+$8.91M
3
Franklin Resources
Franklin Resources
California
+$8.7M
4
Fidelity Investments
Fidelity Investments
Massachusetts
+$8.45M
5
Millennium Management
Millennium Management
New York
+$7.76M

Top Sellers

1
Jennison Associates
Jennison Associates
New York
-$8.89M
2
AllianceBernstein
AllianceBernstein
Tennessee
-$6.29M
3
CAM
Cortina Asset Management
Wisconsin
-$4.08M
4
GTC
Ghost Tree Capital
New York
-$1.27M
5
Goldman Sachs
Goldman Sachs
New York
-$1.01M
Name Holding Trade Value Shares
Change 		Change in
Stake
TGHSA
1
TPG Group Holdings (SBS) Advisors
Texas
$31.5M – – –
Franklin Resources
2
Franklin Resources
California
$31M +$8.7M +66,912 +37%
FCM
3
Frontier Capital Management
Massachusetts
$20.4M +$21M +161,571 New
WA
4
Wasatch Advisors
Utah
$15.2M +$689K +5,297 +5%
Millennium Management
5
Millennium Management
New York
$12.2M +$7.76M +59,679 +163%
Wells Fargo
6
Wells Fargo
California
$9.89M +$2.74M +21,043 +37%
ACM
7
Apex Capital Management
Ohio
$9.88M +$1.36M +10,452 +15%
Westfield Capital Management
8
Westfield Capital Management
Massachusetts
$9.76M +$8.91M +68,485 +772%
Fidelity Investments
9
Fidelity Investments
Massachusetts
$8.2M +$8.45M +65,000 New
SAM
10
Senzar Asset Management
New York
$7.02M +$7.23M +55,599 New
BA
11
BlackRock Advisors
Delaware
$6.37M +$1.14M +8,759 +21%
RSCM
12
Rock Springs Capital Management
Maryland
$6M +$1.64M +12,580 +36%
Vanguard Group
13
Vanguard Group
Pennsylvania
$5.9M +$2.1M +16,148 +53%
Point72 Asset Management
14
Point72 Asset Management
Connecticut
$5.05M +$5.2M +40,010 New
HRCM
15
Hood River Capital Management
Florida
$4.13M +$830K +6,385 +24%
HighTower Advisors
16
HighTower Advisors
Illinois
$4.1M +$1.31M +10,063 New
BFA
17
BlackRock Fund Advisors
California
$3.75M +$741K +5,699 +24%
PAMP
18
Polar Asset Management Partners
Ontario, Canada
$3.74M +$1.03M +7,952 +37%
RPAM
19
Rhenman & Partners Asset Management
Sweden
$2.64M +$390K +3,000 +17%
ECM
20
Endurant Capital Management
California
$2.49M +$2.57M +19,765 New
Bank of New York Mellon
21
Bank of New York Mellon
New York
$2.45M +$148K +1,138 +6%
PVI
22
Pura Vida Investments
New York
$2.37M +$2.44M +18,774 New
MAA
23
Managed Account Advisors
New Jersey
$2.33M +$240K +1,842 +11%
State Street
24
State Street
Massachusetts
$1.73M +$2.73K +21 +0.2%
EAM
25
Eventide Asset Management
Massachusetts
$1.64M +$31.9K +245 +2%
1
2 3 4

TNDM Hedge Fund Activity: Q1 2015 in Review

89 of the 3,752 institutional investors tracked by Wall St. Rank reported a position in Tandem Diabetes Care (TNDM) for Q1 2015, worth a combined $238M — up 48% from $160M a quarter earlier.

Buyers outnumbered sellers: 31 funds opened new TNDM positions and 8 closed out — a net gain of 23 holders — while 36 added to existing stakes and 11 trimmed.

The largest buyer was Frontier Capital Management, opening a new position worth an estimated $21M. The largest seller was Jennison Associates, exiting entirely with an estimated $8.89M sold.

  • 89 institutional investors held Tandem Diabetes Care (TNDM) as of Q1 2015, up from 66 in Q4 2014.
  • Funds reported $238M of Tandem Diabetes Care stock for Q1 2015, up 48% quarter-over-quarter.
  • 31 funds opened new Tandem Diabetes Care positions in Q1 2015 and 8 closed out, a net change of +23 holders.
  • The largest Tandem Diabetes Care buyer in Q1 2015 was Frontier Capital Management, an estimated $21M added.
  • The largest Tandem Diabetes Care seller in Q1 2015 was Jennison Associates, an estimated $8.89M sold.

Based on aggregated 13F filings for Q1 2015.