Bank of New York Mellon’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
Q2 | $5.31M | Buy |
352,161
+15,870
| +5% | +$277K | ﹤0.01% | 2411 |
|
|
2026
Q1 | $6.45M | Sell |
336,291
-13,462
| -4% | -$293K | ﹤0.01% | 2177 |
|
|
2025
Q4 | $7.69M | Sell |
349,753
-34,381
| -9% | -$620K | ﹤0.01% | 2085 |
|
|
2025
Q3 | $4.66M | Sell |
384,134
-14,869
| -4% | -$201K | ﹤0.01% | 2364 |
|
|
2025
Q2 | $7.44M | Sell |
399,003
-8,479
| -2% | -$168K | ﹤0.01% | 2050 |
|
|
2025
Q1 | $7.81M | Sell |
407,482
-29,210
| -7% | -$855K | ﹤0.01% | 1988 |
|
|
2024
Q4 | $15.7M | Buy |
436,692
+4,130
| +1% | +$140K | ﹤0.01% | 1699 |
|
|
2024
Q3 | $18.3M | Sell |
432,562
-61,751
| -12% | -$2.62M | ﹤0.01% | 1625 |
|
|
2024
Q2 | $19.9M | Buy |
494,313
+73,397
| +17% | +$3.06M | ﹤0.01% | 1583 |
|
|
2024
Q1 | $14.9M | Sell |
420,916
-24,642
| -6% | -$660K | ﹤0.01% | 1740 |
|
|
2023
Q4 | $13.2M | Sell |
445,558
-69,099
| -13% | -$1.43M | ﹤0.01% | 1828 |
|
|
2023
Q3 | $10.7M | Sell |
514,657
-888
| -0.2% | -$24.4K | ﹤0.01% | 1909 |
|
|
2023
Q2 | $12.7M | Sell |
515,545
-75,035
| -13% | -$2.41M | ﹤0.01% | 1814 |
|
|
2023
Q1 | $24M | Sell |
590,580
-49,148
| -8% | -$2.03M | 0.01% | 1451 |
|
|
2022
Q4 | $28.8M | Sell |
639,728
-14,080
| -2% | -$637K | 0.01% | 1342 |
|
|
2022
Q3 | $31.3M | Buy |
653,808
+17,742
| +3% | +$973K | 0.01% | 1236 |
|
|
2022
Q2 | $37.6M | Buy |
636,066
+22,319
| +4% | +$1.83M | 0.01% | 1159 |
|
|
2022
Q1 | $71.4M | Buy |
613,747
+3,836
| +0.6% | +$448K | 0.01% | 860 |
|
|
2021
Q4 | $91.8M | Buy |
609,911
+29,216
| +5% | +$3.94M | 0.02% | 751 |
|
|
2021
Q3 | $69.3M | Buy |
580,695
+337,838
| +139% | +$37.2M | 0.01% | 907 |
|
|
2021
Q2 | $23.7M | Sell |
242,857
-20,332
| -8% | -$1.81M | ﹤0.01% | 1637 |
|
|
2021
Q1 | $23.2M | Buy |
263,189
+38,840
| +17% | +$3.61M | ﹤0.01% | 1627 |
|
|
2020
Q4 | $21.5M | Sell |
224,349
-676
| -0.3% | -$69.7K | ﹤0.01% | 1594 |
|
|
2020
Q3 | $25.5M | Buy |
225,025
+3,240
| +1% | +$340K | 0.01% | 1313 |
|
|
2020
Q2 | $21.9M | Sell |
221,785
-39,918
| -15% | -$3.19M | 0.01% | 1392 |
|
|
2020
Q1 | $16.8M | Buy |
261,703
+16,268
| +7% | +$1.14M | 0.01% | 1401 |
|
|
2019
Q4 | $14.6M | Sell |
245,435
-9,326
| -4% | -$575K | ﹤0.01% | 1748 |
|
|
2019
Q3 | $15M | Buy |
254,761
+7,831
| +3% | +$500K | ﹤0.01% | 1693 |
|
|
2019
Q2 | $15.9M | Buy |
246,930
+4,907
| +2% | +$317K | ﹤0.01% | 1692 |
|
|
2019
Q1 | $15.4M | Sell |
242,023
-8,233
| -3% | -$432K | ﹤0.01% | 1717 |
|
|
2018
Q4 | $9.5M | Buy |
250,256
+39,264
| +19% | +$1.39M | ﹤0.01% | 1933 |
|
|
2018
Q3 | $9.04M | Buy |
210,992
+6,313
| +3% | +$220K | ﹤0.01% | 2075 |
|
|
2018
Q2 | $4.51M | Buy |
204,679
+155,314
| +315% | +$1.91M | ﹤0.01% | 2448 |
|
|
2018
Q1 | $244K | Buy |
+49,365
| New | +$159K | ﹤0.01% | 3871 |
|
|
2017
Q4 | – | Sell |
-1,285
| Closed | -$9K | – | 4396 |
|
|
2017
Q3 | $9K | Hold |
1,285
| – | – | ﹤0.01% | 4246 |
|
|
2017
Q2 | $10K | Sell |
1,285
-4,425
| -77% | -$40.9K | ﹤0.01% | 4266 |
|
|
2017
Q1 | $69K | Sell |
5,710
-14,453
| -72% | -$316K | ﹤0.01% | 4097 |
|
|
2016
Q4 | $434K | Sell |
20,163
-45
| -0.2% | -$1.73K | ﹤0.01% | 3651 |
|
|
2016
Q3 | $1.55M | Sell |
20,208
-1,259
| -6% | -$91.8K | ﹤0.01% | 2923 |
|
|
2016
Q2 | $1.62M | Sell |
21,467
-758
| -3% | -$61K | ﹤0.01% | 2843 |
|
|
2016
Q1 | $1.94M | Sell |
22,225
-193
| -0.9% | -$16.9K | ﹤0.01% | 2678 |
|
|
2015
Q4 | $2.65M | Buy |
22,418
+41
| +0.2% | +$4.07K | ﹤0.01% | 2551 |
|
|
2015
Q3 | $1.97M | Buy |
22,377
+816
| +4% | +$95K | ﹤0.01% | 2752 |
|
|
2015
Q2 | $2.34M | Buy |
21,561
+2,170
| +11% | +$270K | ﹤0.01% | 2802 |
|
|
2015
Q1 | $2.45M | Buy |
19,391
+1,138
| +6% | +$148K | ﹤0.01% | 2722 |
|
|
2014
Q4 | $2.32M | Sell |
18,253
-3,655
| -17% | -$507K | ﹤0.01% | 2775 |
|
|
2014
Q3 | $2.94M | Buy |
21,908
+2,214
| +11% | +$310K | ﹤0.01% | 2618 |
|
|
2014
Q2 | $3.2M | Buy |
19,694
+4,926
| +33% | +$838K | ﹤0.01% | 2620 |
|
|
2014
Q1 | $3.26M | Sell |
14,768
-29
| -0.2% | -$7.39K | ﹤0.01% | 2565 |
|
|
2013
Q4 | $3.81M | Buy |
+14,797
| New | +$3.39M | ﹤0.01% | 2465 |
|
Other funds holding TNDM
GKIM
PIM
SCM
Bank of New York Mellon's TNDM Position: Q2 2026 in Review
Bank of New York Mellon increased its Tandem Diabetes Care (TNDM) stake by 4.7% in Q2 2026, buying an estimated $277K and bringing the position to 352,161 shares worth $5.31M. The position accounts for ﹤0.01% of the portfolio, ranked #2411.
Bank of New York Mellon first reported a position in TNDM in Q4 2013 and has held it in 50 quarters since. The position peaked at $91.8M in Q4 2021. 150 funds tracked by Wall St. Rank hold TNDM as of Q2 2026.
- Bank of New York Mellon held 352,161 shares of Tandem Diabetes Care worth $5.31M as of Q2 2026.
- Bank of New York Mellon bought 15,870 Tandem Diabetes Care shares in Q2 2026, an estimated $277K.
- Tandem Diabetes Care made up ﹤0.01% of Bank of New York Mellon's portfolio in Q2 2026, its #2411 holding.
- Bank of New York Mellon first reported a position in Tandem Diabetes Care in Q4 2013 and has held it in 50 quarters since.
- Bank of New York Mellon's Tandem Diabetes Care position peaked at $91.8M in Q4 2021.
- 150 funds tracked by Wall St. Rank held Tandem Diabetes Care as of Q2 2026.
Based on Bank of New York Mellon's 13F filing for Q2 2026, filed 6 Aug 2026.