William Blair & Company’s ABM Industries ABM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$359K Buy
9,315
+1,048
+13% +$45.3K ﹤0.01% 1264
2025
Q4
$350K Buy
8,267
+136
+2% +$5.98K ﹤0.01% 1255
2025
Q3
$375K Buy
8,131
+1
+0% +$47 ﹤0.01% 1218
2025
Q2
$384K Buy
8,130
+1
+0% +$48 ﹤0.01% 1173
2025
Q1
$385K Hold
8,129
﹤0.01% 1165
2024
Q4
$416K Buy
8,129
+1
+0% +$54 ﹤0.01% 1159
2024
Q3
$429K Hold
8,128
﹤0.01% 1165
2024
Q2
$411K Buy
8,128
+1
+0% +$47 ﹤0.01% 1158
2024
Q1
$363K Buy
8,127
+1
+0% +$42 ﹤0.01% 1183
2023
Q4
$364K Hold
8,126
﹤0.01% 1165
2023
Q3
$325K Sell
8,126
-1,853
-19% -$80.2K ﹤0.01% 1197
2023
Q2
$426K Buy
9,979
+126
+1% +$5.46K ﹤0.01% 1107
2023
Q1
$443K Buy
9,853
+1,853
+23% +$85.7K ﹤0.01% 1091
2022
Q4
$355K Hold
8,000
﹤0.01% 1155
2022
Q3
$306K Hold
8,000
﹤0.01% 1224
2022
Q2
$347K Sell
8,000
-53
-0.7% -$2.45K ﹤0.01% 1207
2022
Q1
$371K Buy
8,053
+53
+0.7% +$2.31K ﹤0.01% 1276
2021
Q4
$327K Hold
8,000
﹤0.01% 1387
2021
Q3
$360K Buy
+8,000
New +$370K ﹤0.01% 1280
2021
Q2
Sell
-8,586
Closed -$438K 1884
2021
Q1
$438K Sell
8,586
-18
-0.2% -$789 ﹤0.01% 1176
2020
Q4
$326K Buy
8,604
+59
+0.7% +$2.23K ﹤0.01% 1225
2020
Q3
$313K Buy
8,545
+61
+0.7% +$2.23K ﹤0.01% 1125
2020
Q2
$308K Sell
8,484
-21,241
-71% -$688K ﹤0.01% 1079
2020
Q1
$724K Buy
29,725
+20,355
+217% +$702K ﹤0.01% 764
2019
Q4
$353K Buy
9,370
+3,060
+48% +$114K ﹤0.01% 1121
2019
Q3
$229K Sell
6,310
-2,230
-26% -$86.6K ﹤0.01% 1218
2019
Q2
$342K Buy
8,540
+40
+0.5% +$1.52K ﹤0.01% 1107
2019
Q1
$309K Sell
8,500
-73
-0.9% -$2.54K ﹤0.01% 1134
2018
Q4
$275K Sell
8,573
-2,889
-25% -$88.4K ﹤0.01% 1112
2018
Q3
$370K Buy
11,462
+769
+7% +$24.3K ﹤0.01% 1053
2018
Q2
$312K Buy
10,693
+107
+1% +$3.3K ﹤0.01% 1101
2018
Q1
$354K Hold
10,586
﹤0.01% 1028
2017
Q4
$399K Hold
10,586
﹤0.01% 1040
2017
Q3
$442K Hold
10,586
﹤0.01% 970
2017
Q2
$440K Sell
10,586
-31
-0.3% -$1.32K ﹤0.01% 1019
2017
Q1
$434K Buy
+10,617
New +$439K ﹤0.01% 943
2016
Q4
Sell
-10,617
Closed -$421K 1396
2016
Q3
$421K Hold
10,617
﹤0.01% 884
2016
Q2
$387K Sell
10,617
-3,400
-24% -$115K ﹤0.01% 889
2016
Q1
$452K Hold
14,017
﹤0.01% 813
2015
Q4
$398K Sell
14,017
-42,701
-75% -$1.23M ﹤0.01% 872
2015
Q3
$1.55M Sell
56,718
-1,940,933
-97% -$61.3M 0.01% 607
2015
Q2
$65.7M Buy
1,997,651
+11,366
+0.6% +$369K 0.1% 286
2015
Q1
$63.3M Buy
1,986,285
+73,787
+4% +$2.22M 0.1% 274
2014
Q4
$54.8M Buy
1,912,498
+112,552
+6% +$3.05M 0.09% 306
2014
Q3
$46.2M Sell
1,799,946
-186,225
-9% -$4.89M 0.08% 332
2014
Q2
$53.6M Buy
1,986,171
+192,264
+11% +$5.21M 0.09% 308
2014
Q1
$51.6M Buy
1,793,907
+1,769,450
+7,235% +$49.3M 0.09% 320
2013
Q4
$699K Sell
24,457
-6,906
-22% -$191K ﹤0.01% 1481
2013
Q3
$834K Buy
31,363
+876
+3% +$22.4K ﹤0.01% 1383
2013
Q2
$746K Buy
+30,487
New +$699K ﹤0.01% 1379

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