William Blair & Company’s Mayville Engineering Co MEC Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$5.96M Buy
373,448
+281,198
+305% +$4.49M 0.02% 456
2025
Q1
$1.24M Sell
92,250
-105,490
-53% -$1.42M ﹤0.01% 827
2024
Q4
$3.11M Buy
197,740
+39,278
+25% +$617K 0.01% 615
2024
Q3
$3.34M Buy
158,462
+1,273
+0.8% +$26.8K 0.01% 593
2024
Q2
$2.62M Buy
157,189
+12,299
+8% +$205K 0.01% 633
2024
Q1
$2.08M Sell
144,890
-99
-0.1% -$1.42K 0.01% 666
2023
Q4
$2.09M Sell
144,989
-50,395
-26% -$727K 0.01% 660
2023
Q3
$2.14M Sell
195,384
-9,774
-5% -$107K 0.01% 636
2023
Q2
$2.56M Sell
205,158
-3,489
-2% -$43.5K 0.01% 610
2023
Q1
$3.11M Buy
+208,647
New +$3.11M 0.01% 545