Ken Fisher’s Bio-Rad Laboratories Class A BIO Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $33.1M | Sell |
118,683
-12,411
| -9% | -$3.57M | 0.01% | 275 |
|
|
2025
Q4 | $39.7M | Sell |
131,094
-2,371
| -2% | -$740K | 0.01% | 256 |
|
|
2025
Q3 | $37.4M | Sell |
133,465
-4,277
| -3% | -$1.16M | 0.01% | 258 |
|
|
2025
Q2 | $33.2M | Sell |
137,742
-5,884
| -4% | -$1.39M | 0.01% | 256 |
|
|
2025
Q1 | $35M | Buy |
143,626
+36,755
| +34% | +$11.1M | 0.02% | 252 |
|
|
2024
Q4 | $35.1M | Buy |
106,871
+14,135
| +15% | +$4.8M | 0.01% | 266 |
|
|
2024
Q3 | $31M | Sell |
92,736
-886
| -0.9% | -$281K | 0.01% | 287 |
|
|
2024
Q2 | $25.6M | Buy |
93,622
+12,679
| +16% | +$3.69M | 0.01% | 304 |
|
|
2024
Q1 | $28M | Buy |
80,943
+279
| +0.3% | +$91.7K | 0.01% | 295 |
|
|
2023
Q4 | $26M | Sell |
80,664
-14,244
| -15% | -$4.46M | 0.01% | 290 |
|
|
2023
Q3 | $34M | Sell |
94,908
-1,223
| -1% | -$472K | 0.02% | 286 |
|
|
2023
Q2 | $36.4M | Buy |
96,131
+238
| +0.2% | +$96.9K | 0.02% | 292 |
|
|
2023
Q1 | $45.9M | Sell |
95,893
-48,629
| -34% | -$22.8M | 0.03% | 258 |
|
|
2022
Q4 | $60.8M | Sell |
144,522
-3,597
| -2% | -$1.45M | 0.04% | 221 |
|
|
2022
Q3 | $61.8M | Sell |
148,119
-2,139
| -1% | -$1.07M | 0.05% | 217 |
|
|
2022
Q2 | $74.4M | Buy |
150,258
+10,258
| +7% | +$5.34M | 0.05% | 178 |
|
|
2022
Q1 | $78.9M | Sell |
140,000
-24
| -0% | -$14.5K | 0.05% | 194 |
|
|
2021
Q4 | $106M | Sell |
140,024
-5,791
| -4% | -$4.33M | 0.06% | 181 |
|
|
2021
Q3 | $109M | Sell |
145,815
-2,337
| -2% | -$1.75M | 0.07% | 160 |
|
|
2021
Q2 | $95.5M | Sell |
148,152
-9,227
| -6% | -$5.62M | 0.06% | 179 |
|
|
2021
Q1 | $89.9M | Sell |
157,379
-7,320
| -4% | -$4.33M | 0.06% | 176 |
|
|
2020
Q4 | $96M | Sell |
164,699
-2,703
| -2% | -$1.54M | 0.07% | 165 |
|
|
2020
Q3 | $86.3M | Sell |
167,402
-28,369
| -14% | -$14.4M | 0.08% | 159 |
|
|
2020
Q2 | $88.4M | Sell |
195,771
-15,373
| -7% | -$6.78M | 0.09% | 145 |
|
|
2020
Q1 | $74M | Sell |
211,144
-13,499
| -6% | -$4.96M | 0.09% | 140 |
|
|
2019
Q4 | $83.1M | Sell |
224,643
-26,561
| -11% | -$9.36M | 0.08% | 146 |
|
|
2019
Q3 | $83.6M | Buy |
251,204
+11,462
| +5% | +$3.74M | 0.09% | 149 |
|
|
2019
Q2 | $74.9M | Sell |
239,742
-5,773
| -2% | -$1.73M | 0.08% | 159 |
|
|
2019
Q1 | $75M | Sell |
245,515
-13,280
| -5% | -$3.58M | 0.09% | 149 |
|
|
2018
Q4 | $60.1M | Buy |
258,795
+2,443
| +1% | +$655K | 0.08% | 157 |
|
|
2018
Q3 | $80.2M | Sell |
256,352
-6,345
| -2% | -$1.97M | 0.1% | 147 |
|
|
2018
Q2 | $75.8M | Sell |
262,697
-2,375
| -0.9% | -$656K | 0.1% | 145 |
|
|
2018
Q1 | $66.3M | Sell |
265,072
-10,105
| -4% | -$2.57M | 0.09% | 165 |
|
|
2017
Q4 | $65.7M | Sell |
275,177
-2,264
| -0.8% | -$549K | 0.09% | 173 |
|
|
2017
Q3 | $61.7M | Sell |
277,441
-2,148
| -0.8% | -$483K | 0.09% | 171 |
|
|
2017
Q2 | $63.3M | Buy |
279,589
+5,233
| +2% | +$1.14M | 0.1% | 162 |
|
|
2017
Q1 | $54.7M | Sell |
274,356
-9,269
| -3% | -$1.79M | 0.09% | 160 |
|
|
2016
Q4 | $51.7M | Sell |
283,625
-6,791
| -2% | -$1.16M | 0.09% | 165 |
|
|
2016
Q3 | $47.6M | Buy |
290,416
+8,833
| +3% | +$1.34M | 0.08% | 165 |
|
|
2016
Q2 | $40.5M | Buy |
281,583
+12,508
| +5% | +$1.78M | 0.08% | 172 |
|
|
2016
Q1 | $37.7M | Sell |
269,075
-5,559
| -2% | -$730K | 0.07% | 172 |
|
|
2015
Q4 | $38.1M | Sell |
274,634
-885
| -0.3% | -$123K | 0.07% | 174 |
|
|
2015
Q3 | $37M | Sell |
275,519
-10,697
| -4% | -$1.54M | 0.08% | 175 |
|
|
2015
Q2 | $43.1M | Sell |
286,216
-2,285
| -0.8% | -$327K | 0.08% | 174 |
|
|
2015
Q1 | $39M | Sell |
288,501
-1,675
| -0.6% | -$208K | 0.08% | 184 |
|
|
2014
Q4 | $35M | Sell |
290,176
-2,995
| -1% | -$345K | 0.07% | 193 |
|
|
2014
Q3 | $33.2M | Sell |
293,171
-1,570
| -0.5% | -$186K | 0.07% | 180 |
|
|
2014
Q2 | $35.3M | Sell |
294,741
-42,400
| -13% | -$5.18M | 0.07% | 183 |
|
|
2014
Q1 | $43.2M | Sell |
337,141
-5,075
| -1% | -$651K | 0.1% | 156 |
|
|
2013
Q4 | $42.3M | Sell |
342,216
-10,705
| -3% | -$1.3M | 0.1% | 160 |
|
|
2013
Q3 | $41.5M | Sell |
352,921
-935
| -0.3% | -$110K | 0.1% | 156 |
|
|
2013
Q2 | $39.7M | Buy |
+353,856
| New | +$41.5M | 0.1% | 156 |
|
Other funds holding BIO
VCM
VPM
AI
Ken Fisher's BIO Position: Q1 2026 in Review
Ken Fisher reduced its Bio-Rad Laboratories Class A (BIO) stake by 9.5% in Q1 2026, selling an estimated $3.57M and leaving 118,683 shares worth $33.1M. The position accounts for 0.01% of the portfolio, ranked #275.
Ken Fisher first reported a position in BIO in Q2 2013 and has held it in 52 quarters since. The position peaked at $109M in Q3 2021. 392 funds tracked by Wall St. Rank hold BIO as of Q1 2026.
- Ken Fisher held 118,683 shares of Bio-Rad Laboratories Class A worth $33.1M as of Q1 2026.
- Ken Fisher sold 12,411 Bio-Rad Laboratories Class A shares in Q1 2026, an estimated $3.57M.
- Bio-Rad Laboratories Class A made up 0.01% of Ken Fisher's portfolio in Q1 2026, its #275 holding.
- Ken Fisher first reported a position in Bio-Rad Laboratories Class A in Q2 2013 and has held it in 52 quarters since.
- Ken Fisher's Bio-Rad Laboratories Class A position peaked at $109M in Q3 2021.
- 392 funds tracked by Wall St. Rank held Bio-Rad Laboratories Class A as of Q1 2026.
Based on Fisher Asset Management's 13F filing for Q1 2026, filed 5 May 2026.