William Blair & Company’s Brookline Bancorp BRKL Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q3 | – | Sell |
-31,210
| Closed | -$329K | – | 1854 |
|
|
2025
Q2 | $329K | Hold |
31,210
| – | – | ﹤0.01% | 1225 |
|
|
2025
Q1 | $340K | Hold |
31,210
| – | – | ﹤0.01% | 1208 |
|
|
2024
Q4 | $368K | Hold |
31,210
| – | – | ﹤0.01% | 1203 |
|
|
2024
Q3 | $315K | Buy |
31,210
+9,000
| +41% | +$88.4K | ﹤0.01% | 1265 |
|
|
2024
Q2 | $185K | Hold |
22,210
| – | – | ﹤0.01% | 1432 |
|
|
2024
Q1 | $221K | Hold |
22,210
| – | – | ﹤0.01% | 1367 |
|
|
2023
Q4 | $242K | Hold |
22,210
| – | – | ﹤0.01% | 1333 |
|
|
2023
Q3 | $202K | Sell |
22,210
-2,000
| -8% | -$19.3K | ﹤0.01% | 1384 |
|
|
2023
Q2 | $212K | Sell |
24,210
-2,000
| -8% | -$18.2K | ﹤0.01% | 1389 |
|
|
2023
Q1 | $275K | Hold |
26,210
| – | – | ﹤0.01% | 1274 |
|
|
2022
Q4 | $371K | Hold |
26,210
| – | – | ﹤0.01% | 1140 |
|
|
2022
Q3 | $305K | Hold |
26,210
| – | – | ﹤0.01% | 1226 |
|
|
2022
Q2 | $349K | Hold |
26,210
| – | – | ﹤0.01% | 1206 |
|
|
2022
Q1 | $415K | Hold |
26,210
| – | – | ﹤0.01% | 1231 |
|
|
2021
Q4 | $424K | Hold |
26,210
| – | – | ﹤0.01% | 1279 |
|
|
2021
Q3 | $400K | Hold |
26,210
| – | – | ﹤0.01% | 1242 |
|
|
2021
Q2 | $392K | Hold |
26,210
| – | – | ﹤0.01% | 1247 |
|
|
2021
Q1 | $393K | Hold |
26,210
| – | – | ﹤0.01% | 1229 |
|
|
2020
Q4 | $316K | Hold |
26,210
| – | – | ﹤0.01% | 1244 |
|
|
2020
Q3 | $227K | Hold |
26,210
| – | – | ﹤0.01% | 1251 |
|
|
2020
Q2 | $264K | Sell |
26,210
-7,746
| -23% | -$77.3K | ﹤0.01% | 1143 |
|
|
2020
Q1 | $383K | Sell |
33,956
-1,000
| -3% | -$14.3K | ﹤0.01% | 949 |
|
|
2019
Q4 | $575K | Hold |
34,956
| – | – | ﹤0.01% | 945 |
|
|
2019
Q3 | $515K | Sell |
34,956
-2,600
| -7% | -$37.7K | ﹤0.01% | 933 |
|
|
2019
Q2 | $578K | Hold |
37,556
| – | – | ﹤0.01% | 934 |
|
|
2019
Q1 | $541K | Sell |
37,556
-1,600
| -4% | -$24K | ﹤0.01% | 941 |
|
|
2018
Q4 | $541K | Sell |
39,156
-4,400
| -10% | -$66.4K | ﹤0.01% | 879 |
|
|
2018
Q3 | $727K | Buy |
43,556
+9,500
| +28% | +$172K | ﹤0.01% | 840 |
|
|
2018
Q2 | $633K | Sell |
34,056
-3,000
| -8% | -$52.7K | ﹤0.01% | 864 |
|
|
2018
Q1 | $600K | Sell |
37,056
-1,600
| -4% | -$26.2K | ﹤0.01% | 864 |
|
|
2017
Q4 | $607K | Buy |
38,656
+1,000
| +3% | +$15.6K | ﹤0.01% | 902 |
|
|
2017
Q3 | $584K | Buy |
37,656
+12,000
| +47% | +$174K | ﹤0.01% | 885 |
|
|
2017
Q2 | $375K | Buy |
+25,656
| New | +$372K | ﹤0.01% | 1084 |
|
Other funds holding BRKL
William Blair & Company's BRKL Position: Q3 2025 in Review
William Blair & Company sold out of Brookline Bancorp (BRKL) in Q3 2025, closing a stake of 31,210 shares — an estimated $329K sold.
William Blair & Company first reported a position in BRKL in Q2 2017 and held it in 33 quarters. The position peaked at $727K in Q3 2018. 3 funds tracked by Wall St. Rank hold BRKL as of Q3 2025.
- William Blair & Company reported no remaining Brookline Bancorp position as of Q3 2025 after selling out during the quarter.
- William Blair & Company sold 31,210 Brookline Bancorp shares in Q3 2025, an estimated $329K.
- William Blair & Company first reported a position in Brookline Bancorp in Q2 2017 and held it in 33 quarters.
- William Blair & Company's Brookline Bancorp position peaked at $727K in Q3 2018.
- 3 funds tracked by Wall St. Rank held Brookline Bancorp as of Q3 2025.
Based on William Blair & Company's 13F filing for Q3 2025, filed 12 Nov 2025.