William Blair & Company’s Bio-Techne TECH Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $45.2M | Buy |
864,329
+635,517
| +278% | +$38.1M | 0.13% | 156 |
|
|
2025
Q4 | $13.5M | Buy |
228,812
+78,723
| +52% | +$4.78M | 0.04% | 300 |
|
|
2025
Q3 | $8.35M | Buy |
150,089
+51,223
| +52% | +$2.74M | 0.02% | 404 |
|
|
2025
Q2 | $5.09M | Sell |
98,866
-3,129
| -3% | -$157K | 0.01% | 490 |
|
|
2025
Q1 | $5.98M | Sell |
101,995
-12,134
| -11% | -$822K | 0.02% | 436 |
|
|
2024
Q4 | $8.22M | Buy |
114,129
+9,459
| +9% | +$695K | 0.02% | 375 |
|
|
2024
Q3 | $8.37M | Buy |
104,670
+1,552
| +2% | +$117K | 0.02% | 381 |
|
|
2024
Q2 | $7.39M | Buy |
103,118
+3,838
| +4% | +$282K | 0.02% | 390 |
|
|
2024
Q1 | $6.99M | Sell |
99,280
-21,323
| -18% | -$1.53M | 0.02% | 393 |
|
|
2023
Q4 | $9.31M | Sell |
120,603
-230
| -0.2% | -$15.1K | 0.03% | 335 |
|
|
2023
Q3 | $8.23M | Sell |
120,833
-762
| -0.6% | -$60.2K | 0.03% | 339 |
|
|
2023
Q2 | $9.93M | Buy |
121,595
+6,934
| +6% | +$557K | 0.04% | 312 |
|
|
2023
Q1 | $8.51M | Buy |
114,661
+353
| +0.3% | +$27.2K | 0.03% | 330 |
|
|
2022
Q4 | $9.47M | Buy |
114,308
+848
| +0.7% | +$67.3K | 0.04% | 303 |
|
|
2022
Q3 | $8.06M | Sell |
113,460
-18,464
| -14% | -$1.6M | 0.04% | 321 |
|
|
2022
Q2 | $11.4M | Sell |
131,924
-16,484
| -11% | -$1.54M | 0.05% | 278 |
|
|
2022
Q1 | $16.1M | Buy |
148,408
+1,860
| +1% | +$192K | 0.06% | 246 |
|
|
2021
Q4 | $19M | Sell |
146,548
-6,144
| -4% | -$753K | 0.06% | 234 |
|
|
2021
Q3 | $18.5M | Sell |
152,692
-776
| -0.5% | -$94.4K | 0.06% | 234 |
|
|
2021
Q2 | $17.3M | Sell |
153,468
-7,316
| -5% | -$770K | 0.06% | 240 |
|
|
2021
Q1 | $15.4M | Sell |
160,784
-15,152
| -9% | -$1.38M | 0.06% | 249 |
|
|
2020
Q4 | $14M | Buy |
175,936
+11,500
| +7% | +$833K | 0.05% | 251 |
|
|
2020
Q3 | $10.2M | Sell |
164,436
-23,524
| -13% | -$1.53M | 0.04% | 273 |
|
|
2020
Q2 | $12.4M | Buy |
187,960
+1,164
| +0.6% | +$69.7K | 0.06% | 236 |
|
|
2020
Q1 | $8.86M | Sell |
186,796
-1,552
| -0.8% | -$77.6K | 0.06% | 248 |
|
|
2019
Q4 | $10.3M | Sell |
188,348
-2,708
| -1% | -$142K | 0.05% | 261 |
|
|
2019
Q3 | $9.35M | Sell |
191,056
-1,512
| -0.8% | -$75.8K | 0.05% | 266 |
|
|
2019
Q2 | $10M | Sell |
192,568
-8,760
| -4% | -$441K | 0.06% | 253 |
|
|
2019
Q1 | $9.99M | Buy |
201,328
+7,788
| +4% | +$350K | 0.06% | 257 |
|
|
2018
Q4 | $7M | Buy |
193,540
+5,668
| +3% | +$237K | 0.05% | 281 |
|
|
2018
Q3 | $9.59M | Buy |
187,872
+1,400
| +0.8% | +$62K | 0.06% | 264 |
|
|
2018
Q2 | $6.9M | Buy |
186,472
+1,460
| +0.8% | +$55.8K | 0.05% | 293 |
|
|
2018
Q1 | $6.99M | Sell |
185,012
-3,100
| -2% | -$110K | 0.05% | 288 |
|
|
2017
Q4 | $6.09M | Buy |
188,112
+7,600
| +4% | +$241K | 0.04% | 316 |
|
|
2017
Q3 | $5.46M | Sell |
180,512
-6,720
| -4% | -$199K | 0.04% | 317 |
|
|
2017
Q2 | $5.5M | Buy |
187,232
+6,784
| +4% | +$185K | 0.04% | 321 |
|
|
2017
Q1 | $4.59M | Buy |
180,448
+500
| +0.3% | +$12.9K | 0.04% | 338 |
|
|
2016
Q4 | $4.63M | Buy |
179,948
+3,000
| +2% | +$78.8K | 0.04% | 320 |
|
|
2016
Q3 | $4.84M | Buy |
176,948
+3,320
| +2% | +$91.2K | 0.04% | 312 |
|
|
2016
Q2 | $4.89M | Sell |
173,628
-12,476
| -7% | -$321K | 0.05% | 292 |
|
|
2016
Q1 | $4.4M | Sell |
186,104
-408
| -0.2% | -$8.99K | 0.04% | 302 |
|
|
2015
Q4 | $4.2M | Sell |
186,512
-1,200
| -0.6% | -$27.4K | 0.04% | 323 |
|
|
2015
Q3 | $4.34M | Sell |
187,712
-4,901,244
| -96% | -$123M | 0.04% | 345 |
|
|
2015
Q2 | $125M | Sell |
5,088,956
-9,236
| -0.2% | -$231K | 0.19% | 161 |
|
|
2015
Q1 | $128M | Buy |
5,098,192
+22,056
| +0.4% | +$524K | 0.2% | 159 |
|
|
2014
Q4 | $117M | Sell |
5,076,136
-942,948
| -16% | -$21.6M | 0.19% | 168 |
|
|
2014
Q3 | $141M | Buy |
6,019,084
+208,860
| +4% | +$4.9M | 0.24% | 125 |
|
|
2014
Q2 | $134M | Sell |
5,810,224
-588,624
| -9% | -$13M | 0.22% | 143 |
|
|
2014
Q1 | $137M | Buy |
6,398,848
+4,783,796
| +296% | +$108M | 0.23% | 134 |
|
|
2013
Q4 | $38.2M | Buy |
1,615,052
+1,593,860
| +7,521% | +$34.5M | 0.06% | 392 |
|
|
2013
Q3 | $423K | Buy |
21,192
+2,392
| +13% | +$45.4K | ﹤0.01% | 1603 |
|
|
2013
Q2 | $325K | Buy |
+18,800
| New | +$312K | ﹤0.01% | 1638 |
|
Other funds holding TECH
VCM
VPM
MC
William Blair & Company's TECH Position: Q1 2026 in Review
William Blair & Company increased its Bio-Techne (TECH) stake by 278% in Q1 2026, buying an estimated $38.1M and bringing the position to 864,329 shares worth $45.2M. The position accounts for 0.13% of the portfolio, ranked #156.
William Blair & Company first reported a position in TECH in Q2 2013 and has held it in 52 quarters since. The position peaked at $141M in Q3 2014. 583 funds tracked by Wall St. Rank hold TECH as of Q1 2026.
- William Blair & Company held 864,329 shares of Bio-Techne worth $45.2M as of Q1 2026.
- William Blair & Company bought 635,517 Bio-Techne shares in Q1 2026, an estimated $38.1M.
- Bio-Techne made up 0.13% of William Blair & Company's portfolio in Q1 2026, its #156 holding.
- William Blair & Company first reported a position in Bio-Techne in Q2 2013 and has held it in 52 quarters since.
- William Blair & Company's Bio-Techne position peaked at $141M in Q3 2014.
- 583 funds tracked by Wall St. Rank held Bio-Techne as of Q1 2026.
Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.