William Blair Investment Management
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William Blair Investment Management’s O'Reilly Automotive ORLY Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$319M Buy
3,544,083
+3,285,249
+1,269% +$296M 0.85% 20
2025
Q1
$371M Buy
258,834
+23,578
+10% +$33.8M 1.04% 14
2024
Q4
$279M Sell
235,256
-3,765
-2% -$4.46M 0.68% 25
2024
Q3
$275M Buy
239,021
+13,018
+6% +$15M 0.68% 32
2024
Q2
$239M Buy
226,003
+1,440
+0.6% +$1.52M 0.63% 36
2024
Q1
$254M Buy
224,563
+48,908
+28% +$55.2M 0.66% 36
2023
Q4
$167M Sell
175,655
-1,604
-0.9% -$1.52M 0.49% 65
2023
Q3
$161M Buy
177,259
+34,388
+24% +$31.3M 0.54% 59
2023
Q2
$136M Buy
142,871
+5,158
+4% +$4.93M 0.44% 78
2023
Q1
$117M Buy
137,713
+40,280
+41% +$34.2M 0.41% 83
2022
Q4
$82.2M Buy
+97,433
New +$82.2M 0.31% 102
2019
Q4
Sell
-6,967
Closed -$2.78M 375
2019
Q3
$2.78M Hold
6,967
0.01% 334
2019
Q2
$2.57M Hold
6,967
0.01% 348
2019
Q1
$2.71M Hold
6,967
0.01% 358
2018
Q4
$2.4M Hold
6,967
0.01% 359
2018
Q3
$2.42M Hold
6,967
0.01% 376
2018
Q2
$1.91M Hold
6,967
0.01% 388
2018
Q1
$1.72M Hold
6,967
0.01% 391
2017
Q4
$1.68M Hold
6,967
0.01% 384
2017
Q3
$1.5M Sell
6,967
-783,571
-99% -$169M 0.01% 396
2017
Q2
$173M Sell
790,538
-83,969
-10% -$18.4M 0.63% 49
2017
Q1
$236M Buy
874,507
+60,759
+7% +$16.4M 0.89% 29
2016
Q4
$227M Buy
813,748
+196,938
+32% +$54.8M 0.9% 24
2016
Q3
$173M Sell
616,810
-56,950
-8% -$16M 0.65% 45
2016
Q2
$183M Buy
673,760
+35,228
+6% +$9.55M 0.72% 43
2016
Q1
$175M Buy
638,532
+48,514
+8% +$13.3M 0.69% 51
2015
Q4
$150M Sell
590,018
-141,634
-19% -$35.9M 0.61% 53
2015
Q3
$183M Buy
+731,652
New +$183M 0.37% 79