Bank of Montreal’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 | $2.29M | Buy |
8,228
+290
| +4% | +$83.5K | ﹤0.01% | 1603 |
|
|
2025
Q4 | $2.41M | Sell |
7,938
-671
| -8% | -$209K | ﹤0.01% | 1579 |
|
|
2025
Q3 | $2.41M | Sell |
8,609
-340
| -4% | -$92.5K | ﹤0.01% | 1570 |
|
|
2025
Q2 | $2.16M | Sell |
8,949
-69
| -0.8% | -$16.3K | ﹤0.01% | 1552 |
|
|
2025
Q1 | $2.2M | Sell |
9,018
-144
| -2% | -$43.3K | ﹤0.01% | 1471 |
|
|
2024
Q4 | $3.01M | Sell |
9,162
-270
| -3% | -$91.6K | ﹤0.01% | 1399 |
|
|
2024
Q3 | $3.13M | Sell |
9,432
-23,190
| -71% | -$7.37M | ﹤0.01% | 1503 |
|
|
2024
Q2 | $9.4M | Sell |
32,622
-389
| -1% | -$113K | ﹤0.01% | 1029 |
|
|
2024
Q1 | $11.4M | Buy |
33,011
+544
| +2% | +$179K | ﹤0.01% | 924 |
|
|
2023
Q4 | $10.6M | Buy |
32,467
+4,449
| +16% | +$1.39M | ﹤0.01% | 1009 |
|
|
2023
Q3 | $10.7M | Sell |
28,018
-5,261
| -16% | -$2.03M | ﹤0.01% | 960 |
|
|
2023
Q2 | $12.7M | Buy |
33,279
+10,264
| +45% | +$4.18M | ﹤0.01% | 924 |
|
|
2023
Q1 | $11.1M | Sell |
23,015
-46,043
| -67% | -$21.6M | ﹤0.01% | 909 |
|
|
2022
Q4 | $29.3M | Buy |
69,058
+45,162
| +189% | +$18.2M | 0.01% | 570 |
|
|
2022
Q3 | $10.7K | Sell |
23,896
-28,088
| -54% | -$14M | ﹤0.01% | 958 |
|
|
2022
Q2 | $26.6K | Buy |
51,984
+13,082
| +34% | +$6.81M | 0.01% | 648 |
|
|
2022
Q1 | $22.6M | Buy |
38,902
+12,313
| +46% | +$7.42M | 0.01% | 762 |
|
|
2021
Q4 | $20.2M | Sell |
26,589
-5,185
| -16% | -$3.88M | 0.01% | 737 |
|
|
2021
Q3 | $25.1M | Sell |
31,774
-32,233
| -50% | -$24.1M | 0.01% | 817 |
|
|
2021
Q2 | $41.4M | Buy |
64,007
+35,943
| +128% | +$21.9M | 0.02% | 577 |
|
|
2021
Q1 | $16.6M | Sell |
28,064
-9,798
| -26% | -$5.8M | 0.01% | 759 |
|
|
2020
Q4 | $23.3M | Buy |
37,862
+8,272
| +28% | +$4.71M | 0.02% | 646 |
|
|
2020
Q3 | $15.8M | Buy |
29,590
+10,694
| +57% | +$5.42M | 0.01% | 672 |
|
|
2020
Q2 | $9.03M | Buy |
18,896
+6,468
| +52% | +$2.85M | 0.01% | 874 |
|
|
2020
Q1 | $4.48M | Sell |
12,428
-8,561
| -41% | -$3.15M | 0.01% | 1028 |
|
|
2019
Q4 | $7.77M | Buy |
20,989
+12,427
| +145% | +$4.38M | 0.01% | 1119 |
|
|
2019
Q3 | $2.85M | Sell |
8,562
-918
| -10% | -$299K | ﹤0.01% | 1459 |
|
|
2019
Q2 | $2.96M | Sell |
9,480
-228
| -2% | -$68.3K | ﹤0.01% | 1457 |
|
|
2019
Q1 | $2.97M | Sell |
9,708
-2,150
| -18% | -$580K | ﹤0.01% | 1458 |
|
|
2018
Q4 | $2.75M | Sell |
11,858
-976
| -8% | -$262K | ﹤0.01% | 1362 |
|
|
2018
Q3 | $4.02M | Sell |
12,834
-1,827
| -12% | -$567K | ﹤0.01% | 1310 |
|
|
2018
Q2 | $4.23M | Sell |
14,661
-2,659
| -15% | -$734K | ﹤0.01% | 1257 |
|
|
2018
Q1 | $4.33M | Sell |
17,320
-881
| -5% | -$224K | ﹤0.01% | 1206 |
|
|
2017
Q4 | $4.34M | Buy |
18,201
+2,061
| +13% | +$499K | ﹤0.01% | 1198 |
|
|
2017
Q3 | $3.59M | Buy |
16,140
+922
| +6% | +$207K | ﹤0.01% | 1313 |
|
|
2017
Q2 | $3.44M | Buy |
15,218
+11,487
| +308% | +$2.5M | ﹤0.01% | 1338 |
|
|
2017
Q1 | $744K | Sell |
3,731
-172
| -4% | -$33.1K | ﹤0.01% | 1959 |
|
|
2016
Q4 | $677K | Sell |
3,903
-11
| -0.3% | -$1.88K | ﹤0.01% | 2022 |
|
|
2016
Q3 | $641K | Hold |
3,914
| – | – | ﹤0.01% | 1995 |
|
|
2016
Q2 | $560K | Buy |
3,914
+3
| +0.1% | +$428 | ﹤0.01% | 2075 |
|
|
2016
Q1 | $535K | Sell |
3,911
-6,110
| -61% | -$802K | ﹤0.01% | 2015 |
|
|
2015
Q4 | $1.39M | Buy |
10,021
+1,163
| +13% | +$161K | ﹤0.01% | 1569 |
|
|
2015
Q3 | $1.19M | Sell |
8,858
-33,337
| -79% | -$4.8M | ﹤0.01% | 1502 |
|
|
2015
Q2 | $6.36M | Buy |
42,195
+31,979
| +313% | +$4.58M | 0.01% | 995 |
|
|
2015
Q1 | $1.38M | Buy |
10,216
+264
| +3% | +$32.7K | ﹤0.01% | 1508 |
|
|
2014
Q4 | $1.2M | Hold |
9,952
| – | – | ﹤0.01% | 1620 |
|
|
2014
Q3 | $1.13M | Buy |
9,952
+1,472
| +17% | +$174K | ﹤0.01% | 1720 |
|
|
2014
Q2 | $1.01M | Sell |
8,480
-11
| -0.1% | -$1.34K | ﹤0.01% | 1747 |
|
|
2014
Q1 | $1.09M | Buy |
8,491
+19
| +0.2% | +$2.44K | ﹤0.01% | 1615 |
|
|
2013
Q4 | $1.05M | Sell |
8,472
-165
| -2% | -$20.1K | ﹤0.01% | 1452 |
|
|
2013
Q3 | $1.01M | Buy |
8,637
+1,390
| +19% | +$164K | ﹤0.01% | 1443 |
|
|
2013
Q2 | $813K | Buy |
+7,247
| New | +$850K | ﹤0.01% | 1488 |
|
Other funds holding BIO
VCM
VPM
AI
Bank of Montreal's BIO Position: Q1 2026 in Review
Bank of Montreal increased its Bio-Rad Laboratories Class A (BIO) stake by 3.7% in Q1 2026, buying an estimated $83.5K and bringing the position to 8,228 shares worth $2.29M. The position accounts for ﹤0.01% of the portfolio, ranked #1603.
Bank of Montreal first reported a position in BIO in Q2 2013 and has held it in 52 quarters since. The position peaked at $41.4M in Q2 2021. 392 funds tracked by Wall St. Rank hold BIO as of Q1 2026.
- Bank of Montreal held 8,228 shares of Bio-Rad Laboratories Class A worth $2.29M as of Q1 2026.
- Bank of Montreal bought 290 Bio-Rad Laboratories Class A shares in Q1 2026, an estimated $83.5K.
- Bio-Rad Laboratories Class A made up ﹤0.01% of Bank of Montreal's portfolio in Q1 2026, its #1603 holding.
- Bank of Montreal first reported a position in Bio-Rad Laboratories Class A in Q2 2013 and has held it in 52 quarters since.
- Bank of Montreal's Bio-Rad Laboratories Class A position peaked at $41.4M in Q2 2021.
- 392 funds tracked by Wall St. Rank held Bio-Rad Laboratories Class A as of Q1 2026.
Based on Bank of Montreal's 13F filing for Q1 2026, filed 13 May 2026.