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Tandem Diabetes Care

273 hedge funds and large institutions have $2.77B invested in Tandem Diabetes Care in 2023 Q1 according to their latest regulatory filings, with 34 funds opening new positions, 117 increasing their positions, 92 reducing their positions, and 53 closing their positions.

New
Increased
Maintained
Reduced
Closed

126% more call options, than puts

Call options by funds: $9.71M | Put options by funds: $4.3M

27% more repeat investments, than reductions

Existing positions increased: 117 | Existing positions reduced: 92

5.51% more ownership

Funds ownership: 99.98%105.49% (+5.5%)

4% less capital invested

Capital invested by funds: $2.89B → $2.77B (-$120M)

7% less funds holding

Funds holding: 295273 (-22)

36% less first-time investments, than exits

New positions opened: 34 | Existing positions closed: 53

75% less funds holding in top 10

Funds holding in top 10: 41 (-3)

Holders
273
Holders Change
-22
Holders Change %
-7.46%
% of All Funds
4.35%
Holding in Top 10
1
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-75%
% of All Funds
0.02%
New
34
Increased
117
Reduced
92
Closed
53
Calls
$9.71M
Puts
$4.3M
Net Calls
+$5.41M
Net Calls Change
-$4.02M
Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$374M +$118M +2,861,120 +45%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$335M -$58.1M -1,402,277 -15%
Vanguard Group
3
Vanguard Group
Pennsylvania
$286M +$38.1M +920,248 +15%
Capital World Investors
4
Capital World Investors
California
$242M +$45.8M +1,106,346 +23%
CIP
5
Champlain Investment Partners
Vermont
$133M +$8.46M +204,250 +7%
EC
6
Eminence Capital
New York
$100M -$13M -313,816 -11%
BCM
7
Brown Capital Management
Maryland
$88.2M +$6.43M +155,374 +8%
State Street
8
State Street
Massachusetts
$83.9M +$9.92M +239,659 +13%
BG
9
Bellevue Group
Switzerland
$72.8M +$95.8K +2,313 +0.1%
Janus Henderson Group
10
Janus Henderson Group
United Kingdom
$52.6M +$34.3M +828,534 +178%
Capital International Investors
11
Capital International Investors
California
$51.2M +$1.02M +24,723 +2%
SIMG
12
Stephens Investment Management Group
Texas
$41.8M +$1.94M +46,846 +5%
Two Sigma Advisers
13
Two Sigma Advisers
New York
$41.6M +$2.58M +62,310 +6%
Geode Capital Management
14
Geode Capital Management
Massachusetts
$38M +$924K +22,309 +2%
Morgan Stanley
15
Morgan Stanley
New York
$37.8M +$18.9M +456,222 +96%
Two Sigma Investments
16
Two Sigma Investments
New York
$37.5M +$1.77M +42,778 +5%
Bank of New York Mellon
17
Bank of New York Mellon
New York
$24M -$2.03M -49,148 -8%
FLAM
18
First Light Asset Management
Minnesota
$23.9M +$126K +3,035 +0.5%
Norges Bank
19
Norges Bank
Norway
$22.7M -$3.11M -75,036 -12%
Voloridge Investment Management
20
Voloridge Investment Management
Florida
$19.7M +$18M +434,770 +872%
N
21
Nuveen
North Carolina
$19.6M -$2.22M -53,631 -10%
OCA
22
Octagon Capital Advisors
New York
$19.3M
BNP Paribas Asset Management
23
BNP Paribas Asset Management
France
$18.5M +$3.6M +87,002 +24%
EHI
24
Eagle Health Investments
Connecticut
$17.3M -$6.83M -164,975 -28%
TLP
25
Tri Locum Partners
New York
$17M +$17.3M +417,448 New

TNDM Hedge Fund Activity: Q1 2023 in Review

273 of the 6,275 institutional investors tracked by Wall St. Rank reported a position in Tandem Diabetes Care (TNDM) for Q1 2023, worth a combined $2.77B — down 4.2% from $2.89B a quarter earlier.

Sellers outnumbered buyers: 53 funds closed out of TNDM and 34 opened new positions — a net loss of 19 holders — while 92 trimmed existing stakes and 117 added.

The largest buyer was BlackRock, adding an estimated $118M. The largest seller was Fidelity Investments, cutting an estimated $58.1M.

  • 273 institutional investors held Tandem Diabetes Care (TNDM) as of Q1 2023, down from 295 in Q4 2022.
  • Funds reported $2.77B of Tandem Diabetes Care stock for Q1 2023, down 4.2% quarter-over-quarter.
  • 34 funds opened new Tandem Diabetes Care positions in Q1 2023 and 53 closed out, a net change of -19 holders.
  • The largest Tandem Diabetes Care buyer in Q1 2023 was BlackRock, an estimated $118M added.
  • The largest Tandem Diabetes Care seller in Q1 2023 was Fidelity Investments, an estimated $58.1M sold.

Based on aggregated 13F filings for Q1 2023.