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Tandem Diabetes Care

337 hedge funds and large institutions have $7.32B invested in Tandem Diabetes Care in 2021 Q3 according to their latest regulatory filings, with 79 funds opening new positions, 106 increasing their positions, 106 reducing their positions, and 39 closing their positions.

New
Increased
Maintained
Reduced
Closed

103% more first-time investments, than exits

New positions opened: 79 | Existing positions closed: 39

80% more funds holding in top 10

Funds holding in top 10: 59 (+4)

27% more capital invested

Capital invested by funds: $5.75B → $7.32B (+$1.57B)

11% more funds holding

Funds holding: 303337 (+34)

3% more ownership

Funds ownership: 94.25%97.25% (+3%)

0% more repeat investments, than reductions

Existing positions increased: 106 | Existing positions reduced: 106

4% less call options, than puts

Call options by funds: $76.9M | Put options by funds: $80.4M

Holders
337
Holders Change
+34
Holders Change %
+11.22%
% of All Funds
5.9%
Holding in Top 10
9
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+80%
% of All Funds
0.16%
New
79
Increased
106
Reduced
106
Closed
39
Calls
$76.9M
Puts
$80.4M
Net Calls
-$3.45M
Net Calls Change
-$55.1M
Name Holding Trade Value Shares
Change
Change in
Stake
Vanguard Group
1
Vanguard Group
Pennsylvania
$722M +$49.2M +446,554 +8%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$698M -$16.3M -147,745 -2%
BlackRock
3
BlackRock
New York
$693M +$252M +2,283,672 +65%
JSP
4
Jackson Square Partners
California
$426M -$5.67M -51,456 -1%
Capital World Investors
5
Capital World Investors
California
$393M +$1.91M +17,292 +0.5%
Invesco
6
Invesco
Georgia
$207M +$14.8M +134,364 +8%
State Street
7
State Street
Massachusetts
$192M +$46.5M +422,287 +35%
CIP
8
Champlain Investment Partners
Vermont
$178M -$5.81M -52,732 -3%
BCM
9
Brown Capital Management
Maryland
$146M -$259K -2,350 -0.2%
RI
10
RTW Investments
New York
$139M +$1.47M +13,326 +1%
Federated Hermes
11
Federated Hermes
Pennsylvania
$138M -$12.7M -115,090 -9%
CS
12
Credit Suisse
Switzerland
$124M -$71M -644,831 -38%
BG
13
Bellevue Group
Switzerland
$124M +$1.56M +14,151 +1%
DMPV
14
Delphi Management Partners VIII
California
$119M
Goldman Sachs
15
Goldman Sachs
New York
$117M +$40.5M +367,990 +60%
Macquarie Group
16
Macquarie Group
Australia
$113M +$754K +6,847 +0.7%
Janus Henderson Group
17
Janus Henderson Group
United Kingdom
$101M +$1.74M +15,756 +2%
SIMG
18
Stephens Investment Management Group
Texas
$97.9M +$4.56M +41,424 +5%
Geode Capital Management
19
Geode Capital Management
Massachusetts
$95.6M +$1.22M +11,050 +1%
GGHC
20
Gilder Gagnon Howe & Co
New York
$93.2M -$1.05M -9,561 -1%
SEI Investments
21
SEI Investments
Pennsylvania
$85.1M -$548K -4,976 -0.7%
T. Rowe Price Associates
22
T. Rowe Price Associates
Maryland
$77.6M -$14.4M -131,038 -17%
Norges Bank
23
Norges Bank
Norway
$70M
Bank of New York Mellon
24
Bank of New York Mellon
New York
$69.3M +$37.2M +337,838 +139%
Jennison Associates
25
Jennison Associates
New York
$67M +$3.08M +27,914 +5%

TNDM Hedge Fund Activity: Q3 2021 in Review

337 of the 5,712 institutional investors tracked by Wall St. Rank reported a position in Tandem Diabetes Care (TNDM) for Q3 2021, worth a combined $7.32B — up 27% from $5.75B a quarter earlier.

Buyers outnumbered sellers: 79 funds opened new TNDM positions and 39 closed out — a net gain of 40 holders — while 106 added to existing stakes and 106 trimmed.

The largest buyer was BlackRock, adding an estimated $252M. The largest seller was Credit Suisse, cutting an estimated $71M.

  • 337 institutional investors held Tandem Diabetes Care (TNDM) as of Q3 2021, up from 303 in Q2 2021.
  • Funds reported $7.32B of Tandem Diabetes Care stock for Q3 2021, up 27% quarter-over-quarter.
  • 79 funds opened new Tandem Diabetes Care positions in Q3 2021 and 39 closed out, a net change of +40 holders.
  • The largest Tandem Diabetes Care buyer in Q3 2021 was BlackRock, an estimated $252M added.
  • The largest Tandem Diabetes Care seller in Q3 2021 was Credit Suisse, an estimated $71M sold.

Based on aggregated 13F filings for Q3 2021.