Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Fund Trades
Explore the largest stock and ETF buys and sells made by funds
High Conviction Trades
Discover high conviction trades that caused a significant change in a fund's stake in a stock
Fund Manager Portfolios
Gain insights from the world’s largest funds and super investors
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
Search
Sign in
Sign up
Jones Financial Companies’s
Tandem Diabetes Care
TNDM
Stock Holding History
Jones Financial Companies’s Portfolio
TNDM Stock Details
TNDM Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
$1.23M
Buy
58,388
+56,826
+3,638%
+$1.23M
﹤0.01%
1633
2025
Q4
$34.3K
Buy
1,562
+251
+19%
+$4.53K
﹤0.01%
2697
2025
Q3
$15.7K
Sell
1,311
-100
-7%
-$1.35K
﹤0.01%
2907
2025
Q2
$26.7K
Buy
1,411
+558
+65%
+$11.1K
﹤0.01%
2477
2025
Q1
$16.4K
Sell
853
-277
-25%
-$8.11K
﹤0.01%
2504
2024
Q4
$40.7K
Buy
1,130
+748
+196%
+$25.3K
﹤0.01%
1957
2024
Q3
$16.2K
Buy
382
+67
+21%
+$2.84K
﹤0.01%
2030
2024
Q2
$12.7K
Hold
315
–
–
﹤0.01%
1681
2024
Q1
$11.2K
Buy
+315
New
+$8.44K
﹤0.01%
1044
2023
Q1
–
Sell
-36
Closed
-$2K
–
769
2022
Q4
$2K
Buy
+36
New
+$1.63K
﹤0.01%
616
Other funds holding TNDM
BlackRock
New York
$5.7T AUM
30.48%
1-Year Est. Return
SC
Sessa Capital
New York
$5.26B AUM
47.23%
1-Year Est. Return
VPM
Vanguard Portfolio Management
Malvern, Pennsylvania
$1.91T AUM
ACH
ArrowMark Colorado Holdings
Denver, Colorado
$3.76B AUM
21.77%
1-Year Est. Return
VCM
Vanguard Capital Management
Malvern, Pennsylvania
$4.04T AUM
GKIM
GW&K Investment Management
Boston, Massachusetts
$11.3B AUM
31.98%
1-Year Est. Return
State Street
Boston, Massachusetts
$2.9T AUM
29.55%
1-Year Est. Return
DCM
Driehaus Capital Management
Chicago, Illinois
$13.6B AUM
173.98%
1-Year Est. Return
Goldman Sachs
New York
$761B AUM
31.28%
1-Year Est. Return
Citadel Advisors
Miami, Florida
$141B AUM
30.34%
1-Year Est. Return
Sign up
Sign in
Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Fund Trades
Explore the largest stock and ETF buys and sells made by funds
High Conviction Trades
Discover high conviction trades that caused a significant change in a fund's stake in a stock
Fund Manager Portfolios
Gain insights from the world’s largest funds and super investors
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
Theme
Close