William Blair & Company’s Bio-Techne TECH Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$5.09M Sell
98,866
-3,129
-3% -$161K 0.01% 490
2025
Q1
$5.98M Sell
101,995
-12,134
-11% -$711K 0.02% 436
2024
Q4
$8.22M Buy
114,129
+9,459
+9% +$681K 0.02% 375
2024
Q3
$8.37M Buy
104,670
+1,552
+2% +$124K 0.02% 381
2024
Q2
$7.39M Buy
103,118
+3,838
+4% +$275K 0.02% 390
2024
Q1
$6.99M Sell
99,280
-21,323
-18% -$1.5M 0.02% 393
2023
Q4
$9.31M Sell
120,603
-230
-0.2% -$17.7K 0.03% 335
2023
Q3
$8.23M Sell
120,833
-762
-0.6% -$51.9K 0.03% 339
2023
Q2
$9.93M Buy
121,595
+6,934
+6% +$566K 0.04% 312
2023
Q1
$8.51M Buy
114,661
+353
+0.3% +$26.2K 0.03% 330
2022
Q4
$9.47M Buy
114,308
+848
+0.7% +$70.3K 0.04% 303
2022
Q3
$8.06M Sell
113,460
-18,464
-14% -$1.31M 0.04% 321
2022
Q2
$11.4M Sell
131,924
-16,484
-11% -$1.43M 0.05% 278
2022
Q1
$16.1M Buy
148,408
+1,860
+1% +$201K 0.06% 246
2021
Q4
$19M Sell
146,548
-6,144
-4% -$795K 0.06% 234
2021
Q3
$18.5M Sell
152,692
-776
-0.5% -$94K 0.06% 234
2021
Q2
$17.3M Sell
153,468
-7,316
-5% -$824K 0.06% 240
2021
Q1
$15.4M Sell
160,784
-15,152
-9% -$1.45M 0.06% 249
2020
Q4
$14M Buy
175,936
+11,500
+7% +$913K 0.05% 251
2020
Q3
$10.2M Sell
164,436
-23,524
-13% -$1.46M 0.04% 273
2020
Q2
$12.4M Buy
187,960
+1,164
+0.6% +$76.8K 0.06% 236
2020
Q1
$8.86M Sell
186,796
-1,552
-0.8% -$73.6K 0.06% 248
2019
Q4
$10.3M Sell
188,348
-2,708
-1% -$149K 0.05% 261
2019
Q3
$9.35M Sell
191,056
-1,512
-0.8% -$74K 0.05% 266
2019
Q2
$10M Sell
192,568
-8,760
-4% -$457K 0.06% 253
2019
Q1
$9.99M Buy
201,328
+7,788
+4% +$387K 0.06% 257
2018
Q4
$7M Buy
193,540
+5,668
+3% +$205K 0.05% 281
2018
Q3
$9.59M Buy
187,872
+1,400
+0.8% +$71.4K 0.06% 264
2018
Q2
$6.9M Buy
186,472
+1,460
+0.8% +$54K 0.05% 293
2018
Q1
$6.99M Sell
185,012
-3,100
-2% -$117K 0.05% 288
2017
Q4
$6.09M Buy
188,112
+7,600
+4% +$246K 0.04% 316
2017
Q3
$5.46M Sell
180,512
-6,720
-4% -$203K 0.04% 317
2017
Q2
$5.5M Buy
187,232
+6,784
+4% +$199K 0.04% 321
2017
Q1
$4.59M Buy
180,448
+500
+0.3% +$12.7K 0.04% 338
2016
Q4
$4.63M Buy
179,948
+3,000
+2% +$77.1K 0.04% 320
2016
Q3
$4.84M Buy
176,948
+3,320
+2% +$90.9K 0.04% 312
2016
Q2
$4.9M Sell
173,628
-12,476
-7% -$352K 0.05% 292
2016
Q1
$4.4M Sell
186,104
-408
-0.2% -$9.64K 0.04% 302
2015
Q4
$4.2M Sell
186,512
-1,200
-0.6% -$27K 0.04% 323
2015
Q3
$4.34M Sell
187,712
-4,901,244
-96% -$113M 0.04% 345
2015
Q2
$125M Sell
5,088,956
-9,236
-0.2% -$227K 0.19% 161
2015
Q1
$128M Buy
5,098,192
+22,056
+0.4% +$553K 0.2% 159
2014
Q4
$117M Sell
5,076,136
-942,948
-16% -$21.8M 0.19% 168
2014
Q3
$141M Buy
6,019,084
+208,860
+4% +$4.88M 0.24% 125
2014
Q2
$134M Sell
5,810,224
-588,624
-9% -$13.6M 0.22% 143
2014
Q1
$137M Buy
6,398,848
+4,783,796
+296% +$102M 0.23% 134
2013
Q4
$38.2M Buy
1,615,052
+1,593,860
+7,521% +$37.7M 0.06% 392
2013
Q3
$423K Buy
21,192
+2,392
+13% +$47.7K ﹤0.01% 1603
2013
Q2
$325K Buy
+18,800
New +$325K ﹤0.01% 1638