Platform Features
Platform Features
Features
Investment Products
Private Wealth Management
Trading Tools
Market Data Services
Analysis Tools
News Services
For Developers
Account Types
For Individuals
For Institutions
Café
More
Log in / Sign up
ATRC
ATRC
--
--
VP
Vanguard Portfolio Management, LLC
Buy
Sell
Price
Unit: Shares
Holdings History
Date
Change %
Shares Changed
% Held
Shares Held
Report Date
Latest
0.81%
+424.56K
6.15%
3.13M
06/30/2026
Q2 2026
0.81%
+424.56K
6.15%
3.13M
06/30/2026
Q1 2026
--
+2.70M
5.34%
2.70M
03/31/2026
