Group One Trading’s Tandem Diabetes Care TNDM Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $34.8K | Sell |
1,815
-58,921
| -97% | -$1.28M | ﹤0.01% | 5536 |
|
|
2025
Q4 | $1.33M | Sell |
60,736
-24,035
| -28% | -$434K | 0.04% | 2632 |
|
|
2025
Q3 | $1.03M | Buy |
84,771
+28,831
| +52% | +$390K | 0.03% | 3004 |
|
|
2025
Q2 | $1.04M | Buy |
55,940
+4,480
| +9% | +$88.7K | 0.03% | 2728 |
|
|
2025
Q1 | $986K | Buy |
51,460
+49,871
| +3,139% | +$1.46M | 0.04% | 2474 |
|
|
2024
Q4 | $57.2K | Sell |
1,589
-2,734
| -63% | -$92.5K | ﹤0.01% | 4951 |
|
|
2024
Q3 | $183K | Buy |
4,323
+2,658
| +160% | +$113K | 0.01% | 3694 |
|
|
2024
Q2 | $67.1K | Buy |
+1,665
| New | +$69.5K | ﹤0.01% | 4287 |
|
|
2024
Q1 | – | Sell |
-3,631
| Closed | -$97.3K | – | 8932 |
|
|
2023
Q4 | $107K | Buy |
+3,631
| New | +$75.3K | ﹤0.01% | 4407 |
|
|
2023
Q3 | – | Sell |
-719
| Closed | -$19.7K | – | 9402 |
|
|
2023
Q2 | $17.6K | Buy |
+719
| New | +$23.1K | ﹤0.01% | 6066 |
|
|
2023
Q1 | – | Hold |
0
| – | – | – | 8869 |
|
|
2022
Q4 | – | Hold |
0
| – | – | – | 8982 |
|
|
2022
Q3 | – | Sell |
-11,106
| Closed | -$609K | – | 9158 |
|
|
2022
Q2 | $657K | Sell |
11,106
-339
| -3% | -$27.8K | 0.02% | 3171 |
|
|
2022
Q1 | $1.33M | Buy |
+11,445
| New | +$1.34M | 0.03% | 2798 |
|
|
2021
Q4 | – | Hold |
0
| – | – | – | 9591 |
|
|
2021
Q3 | – | Hold |
0
| – | – | – | 9577 |
|
|
2021
Q2 | – | Hold |
0
| – | – | – | 9353 |
|
|
2021
Q1 | – | Hold |
0
| – | – | – | 8672 |
|
|
2020
Q4 | – | Sell |
-3,700
| Closed | -$381K | – | 7617 |
|
|
2020
Q3 | $420K | Buy |
+3,700
| New | +$389K | 0.02% | 2995 |
|
|
2020
Q2 | – | Sell |
-19,987
| Closed | -$1.59M | – | 6796 |
|
|
2020
Q1 | $1.29M | Buy |
+19,987
| New | +$1.4M | 0.13% | 1333 |
|
|
2019
Q4 | – | Hold |
0
| – | – | – | 6180 |
|
|
2019
Q3 | – | Hold |
0
| – | – | – | 6141 |
|
|
2019
Q2 | – | Sell |
-9,106
| Closed | -$588K | – | 5950 |
|
|
2019
Q1 | $578K | Sell |
9,106
-36,247
| -80% | -$1.9M | 0.07% | 1831 |
|
|
2018
Q4 | $1.72M | Buy |
45,353
+32,468
| +252% | +$1.15M | 0.15% | 1127 |
|
|
2018
Q3 | $552K | Buy |
12,885
+11,029
| +594% | +$385K | 0.04% | 2195 |
|
|
2018
Q2 | $41K | Buy |
+1,856
| New | +$22.8K | ﹤0.01% | 4060 |
|
|
2018
Q1 | – | Sell |
-3,046
| Closed | -$7K | – | 5668 |
|
|
2017
Q4 | $7K | Buy |
3,046
+1
| +0% | +$3 | ﹤0.01% | 4485 |
|
|
2017
Q3 | $22K | Hold |
3,045
| – | – | ﹤0.01% | 4030 |
|
|
2017
Q2 | $24K | Sell |
3,045
-12,372
| -80% | -$114K | ﹤0.01% | 3872 |
|
|
2017
Q1 | $185K | Buy |
+15,417
| New | +$337K | 0.01% | 2568 |
|
|
2015
Q2 | – | Sell |
-20
| Closed | -$3K | – | 5436 |
|
|
2015
Q1 | $3K | Buy |
+20
| New | +$2.6K | ﹤0.01% | 4504 |
|
|
2014
Q4 | – | Sell |
-810
| Closed | -$112K | – | 5485 |
|
|
2014
Q3 | $109K | Buy |
+810
| New | +$113K | 0.01% | 2901 |
|
|
2014
Q2 | – | Hold |
0
| – | – | – | 5736 |
|
Other funds holding TNDM
SC
VPM
ACH
VCM
GKIM
DCM
