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STEP
STEP
45.030
3.31%
( -1.540 )
WB
William Blair Investment Management, LLC
Buy
Sell
Price
Unit: Shares
Holdings History
Date
Change %
Shares Changed
% Held
Shares Held
Report Date
Latest
0.03%
+10.54K
2.36%
1.94M
06/30/2026
Q2 2026
0.03%
+10.54K
2.35%
1.94M
06/30/2026
Q1 2026
1.53%
+1.24M
2.39%
1.93M
03/31/2026
Q4 2025
0.05%
+50.34K
0.86%
690.23K
12/31/2025
Q3 2025
0.11%
+88.79K
0.81%
639.89K
09/30/2025
Q2 2025
<0.01%
+11.04K
0.70%
551.10K
06/30/2025
Q1 2025
0.02%
+20.89K
0.70%
540.06K
03/31/2025
Q4 2024
0.10%
+92.53K
0.68%
519.16K
12/31/2024
Q3 2024
0.27%
-153.42K
0.59%
426.63K
09/30/2024
Q2 2024
0.07%
-28.78K
0.85%
580.05K
06/30/2024
Q1 2024
0.01%
+6.05K
0.93%
608.83K
03/31/2024
Q4 2023
0.29%
+186.77K
0.94%
602.78K
12/31/2023
Q3 2023
--
+416.00K
0.65%
416.00K
09/30/2023
