Chesley Taft & Associates’s iShares Biotechnology ETF IBB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$3.23M Sell
25,512
-1,101
-4% -$139K 0.14% 116
2025
Q1
$3.4M Sell
26,613
-85
-0.3% -$10.9K 0.16% 111
2024
Q4
$3.53M Sell
26,698
-5,860
-18% -$775K 0.16% 104
2024
Q3
$4.74M Sell
32,558
-374
-1% -$54.5K 0.23% 86
2024
Q2
$4.52M Buy
32,932
+373
+1% +$51.2K 0.23% 84
2024
Q1
$4.47M Buy
32,559
+307
+1% +$42.1K 0.23% 86
2023
Q4
$4.38M Sell
32,252
-182
-0.6% -$24.7K 0.25% 85
2023
Q3
$3.97M Sell
32,434
-35
-0.1% -$4.28K 0.26% 84
2023
Q2
$4.12M Sell
32,469
-295
-0.9% -$37.5K 0.25% 83
2023
Q1
$4.23M Sell
32,764
-712
-2% -$92K 0.28% 82
2022
Q4
$4.4M Buy
33,476
+190
+0.6% +$24.9K 0.3% 80
2022
Q3
$3.89M Buy
33,286
+509
+2% +$59.5K 0.29% 82
2022
Q2
$3.86M Buy
32,777
+135
+0.4% +$15.9K 0.26% 86
2022
Q1
$4.22M Buy
32,642
+901
+3% +$116K 0.25% 86
2021
Q4
$4.84M Buy
31,741
+775
+3% +$118K 0.25% 88
2021
Q3
$5.01M Buy
30,966
+10
+0% +$1.62K 0.29% 81
2021
Q2
$5.07M Buy
30,956
+85
+0.3% +$13.9K 0.29% 81
2021
Q1
$4.7M Sell
30,871
-6,613
-18% -$1.01M 0.28% 80
2020
Q4
$5.68M Buy
37,484
+390
+1% +$59.1K 0.36% 69
2020
Q3
$5.02M Sell
37,094
-1,230
-3% -$167K 0.36% 67
2020
Q2
$5.24M Sell
38,324
-350
-0.9% -$47.8K 0.4% 65
2020
Q1
$4.17M Sell
38,674
-370
-0.9% -$39.9K 0.38% 69
2019
Q4
$4.71M Sell
39,044
-50
-0.1% -$6.03K 0.34% 75
2019
Q3
$3.89M Sell
39,094
-62
-0.2% -$6.17K 0.3% 77
2019
Q2
$4.27M Sell
39,156
-513
-1% -$56K 0.33% 75
2019
Q1
$4.44M Sell
39,669
-755
-2% -$84.4K 0.37% 69
2018
Q4
$3.9M Sell
40,424
-960
-2% -$92.6K 0.38% 69
2018
Q3
$5.05M Buy
41,384
+1,150
+3% +$140K 0.4% 66
2018
Q2
$4.42M Sell
40,234
-167
-0.4% -$18.3K 0.38% 72
2018
Q1
$4.31M Sell
40,401
-375
-0.9% -$40K 0.38% 73
2017
Q4
$4.35M Sell
40,776
-648
-2% -$69.2K 0.37% 76
2017
Q3
$4.61M Sell
41,424
-438
-1% -$48.7K 0.4% 79
2017
Q2
$4.33M Buy
41,862
+330
+0.8% +$34.1K 0.39% 77
2017
Q1
$4.06M Sell
41,532
-1,155
-3% -$113K 0.38% 74
2016
Q4
$3.78M Buy
42,687
+120
+0.3% +$10.6K 0.37% 75
2016
Q3
$4.11M Sell
42,567
-810
-2% -$78.2K 0.41% 70
2016
Q2
$3.72M Buy
43,377
+297
+0.7% +$25.5K 0.38% 79
2016
Q1
$3.75M Buy
43,080
+63
+0.1% +$5.48K 0.39% 74
2015
Q4
$4.85M Sell
43,017
-4,140
-9% -$467K 0.51% 66
2015
Q3
$4.77M Sell
47,157
-270
-0.6% -$27.3K 0.52% 64
2015
Q2
$5.83M Sell
47,427
-345
-0.7% -$42.4K 0.59% 59
2015
Q1
$5.47M Sell
47,772
-4,743
-9% -$543K 0.56% 60
2014
Q4
$5.31M Sell
52,515
-1,590
-3% -$161K 0.54% 62
2014
Q3
$4.94M Buy
54,105
+300
+0.6% +$27.4K 0.52% 64
2014
Q2
$4.61M Buy
53,805
+180
+0.3% +$15.4K 0.48% 69
2014
Q1
$4.23M Sell
53,625
-150
-0.3% -$11.8K 0.45% 71
2013
Q4
$4.07M Sell
53,775
-1,920
-3% -$145K 0.41% 77
2013
Q3
$3.89M Buy
55,695
+7,284
+15% +$509K 0.42% 79
2013
Q2
$2.81M Buy
+48,411
New +$2.81M 0.33% 83