California State Teachers Retirement System (CalSTRS)’s Tandem Diabetes Care TNDM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$1.13M Sell
60,598
-639
-1% -$11.9K ﹤0.01% 1667
2025
Q1
$1.17M Hold
61,237
﹤0.01% 1612
2024
Q4
$2.21M Buy
61,237
+127
+0.2% +$4.58K ﹤0.01% 1355
2024
Q3
$2.59M Sell
61,110
-1,913
-3% -$81.1K ﹤0.01% 1262
2024
Q2
$2.54M Sell
63,023
-2,166
-3% -$87.3K ﹤0.01% 1242
2024
Q1
$2.31M Sell
65,189
-3,472
-5% -$123K ﹤0.01% 1321
2023
Q4
$2.03M Sell
68,661
-2,779
-4% -$82.2K ﹤0.01% 1426
2023
Q3
$1.48M Sell
71,440
-7,031
-9% -$146K ﹤0.01% 1567
2023
Q2
$1.93M Sell
78,471
-1,899
-2% -$46.6K ﹤0.01% 1511
2023
Q1
$3.26M Sell
80,370
-1,137
-1% -$46.2K ﹤0.01% 1187
2022
Q4
$3.66M Buy
81,507
+1,119
+1% +$50.3K 0.01% 1118
2022
Q3
$3.85M Sell
80,388
-1,465
-2% -$70.1K 0.01% 1047
2022
Q2
$4.85M Buy
81,853
+1,048
+1% +$62K 0.01% 972
2022
Q1
$9.4M Sell
80,805
-6,474
-7% -$753K 0.01% 743
2021
Q4
$13.1M Sell
87,279
-17,253
-17% -$2.6M 0.02% 671
2021
Q3
$12.5M Sell
104,532
-1,537
-1% -$183K 0.02% 716
2021
Q2
$10.3M Sell
106,069
-1,969
-2% -$192K 0.01% 822
2021
Q1
$9.53M Sell
108,038
-677
-0.6% -$59.7K 0.01% 821
2020
Q4
$10.4M Buy
108,715
+4,486
+4% +$429K 0.01% 755
2020
Q3
$11.8M Buy
104,229
+3,798
+4% +$431K 0.02% 630
2020
Q2
$9.94M Buy
100,431
+15,223
+18% +$1.51M 0.02% 666
2020
Q1
$5.48M Sell
85,208
-422
-0.5% -$27.2K 0.01% 777
2019
Q4
$5.1M Sell
85,630
-1,730
-2% -$103K 0.01% 1012
2019
Q3
$5.15M Buy
87,360
+1,904
+2% +$112K 0.01% 963
2019
Q2
$5.51M Buy
85,456
+7,384
+9% +$476K 0.01% 941
2019
Q1
$4.96M Sell
78,072
-1,737
-2% -$110K 0.01% 974
2018
Q4
$3.03M Buy
79,809
+1,800
+2% +$68.3K 0.01% 1195
2018
Q3
$3.34M Buy
78,009
+9,728
+14% +$417K 0.01% 1290
2018
Q2
$1.5M Buy
+68,281
New +$1.5M ﹤0.01% 1787
2017
Q2
Sell
-3,820
Closed -$46K 3052
2017
Q1
$46K Sell
3,820
-90
-2% -$1.08K ﹤0.01% 2963
2016
Q4
$84K Sell
3,910
-30
-0.8% -$645 ﹤0.01% 2956
2016
Q3
$302K Buy
3,940
+40
+1% +$3.07K ﹤0.01% 2744
2016
Q2
$294K Buy
3,900
+153
+4% +$11.5K ﹤0.01% 2769
2016
Q1
$326K Buy
3,747
+469
+14% +$40.8K ﹤0.01% 2651
2015
Q4
$387K Buy
3,278
+61
+2% +$7.2K ﹤0.01% 2586
2015
Q3
$283K Sell
3,217
-10
-0.3% -$880 ﹤0.01% 2772
2015
Q2
$350K Buy
3,227
+1,232
+62% +$134K ﹤0.01% 2783
2015
Q1
$252K Buy
1,995
+450
+29% +$56.8K ﹤0.01% 2810
2014
Q4
$196K Buy
1,545
+6
+0.4% +$761 ﹤0.01% 2927
2014
Q3
$207K Buy
1,539
+9
+0.6% +$1.21K ﹤0.01% 2897
2014
Q2
$249K Sell
1,530
-140
-8% -$22.8K ﹤0.01% 2886
2014
Q1
$369K Hold
1,670
﹤0.01% 2609
2013
Q4
$430K Buy
+1,670
New +$430K ﹤0.01% 2518