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C
Covestor’s
Tandem Diabetes Care
TNDM
Stock Holding History
Covestor’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
$7K
Sell
385
-311
-45%
-$6.76K
﹤0.01%
1694
2025
Q4
$15K
Hold
696
–
–
0.01%
1407
2025
Q3
$8K
Buy
696
+406
+140%
+$5.5K
﹤0.01%
1775
2025
Q2
$5K
Sell
290
-1
-0.3%
-$20
﹤0.01%
1759
2025
Q1
$6K
Buy
291
+1
+0.3%
+$29
﹤0.01%
1719
2024
Q4
$10K
Buy
290
+1
+0.3%
+$34
0.01%
1566
2024
Q3
$12K
Hold
289
–
–
0.01%
1462
2024
Q2
$12K
Sell
289
-2
-0.7%
-$83
0.01%
1435
2024
Q1
$10K
Hold
291
–
–
0.01%
1618
2023
Q4
$9K
Buy
291
+2
+0.7%
+$41
0.01%
1660
2023
Q3
$6K
Buy
289
+89
+45%
+$2.44K
﹤0.01%
1698
2023
Q2
$5K
Sell
200
-1
-0.5%
-$32
﹤0.01%
1712
2023
Q1
$8K
Buy
201
+96
+91%
+$3.98K
0.01%
1438
2022
Q4
$5K
Hold
105
–
–
﹤0.01%
1593
2022
Q3
$5K
Sell
105
-848
-89%
-$46.5K
﹤0.01%
1512
2022
Q2
$56K
Buy
953
+2
+0.2%
+$164
0.05%
703
2022
Q1
$111K
Sell
951
-307
-24%
-$35.8K
0.08%
440
2021
Q4
$189K
Buy
+1,258
New
+$170K
0.26%
34
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
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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
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