American Water Works Company AWK Institutional Ownership

Updated Oct 11, 2026

American Water Works Company, Inc. (NYSE:AWK) appeared in the 13F filings of 1,126 institutional investors for the quarter ended June 30, 2026.

• Total holdings of AWK shares rose 7.97% from Q1 2026, and the holder count rose 1.17% from Q2 2025.
• Of the 1,126 holders of AWK in Q2 2026, 530 added to their positions, 414 reduced their stakes and 182 left their positions unchanged.
• Altogether, institutional holders owned 203.65Mn AWK shares at the end of Q2 2026, up 15.03Mn from the prior quarter and up 29.69Mn from a year earlier.
• BlackRock, Inc. held the largest position in AWK at 20.61Mn shares as of June 30, 2026.
• Holders that added the most shares of American Water Works Company in Q2 2026 were Wellington Management Group LLP (+3.88Mn shares), JPMorgan Chase & Co (+3.09Mn shares), GQG Partners LLC (+2.47Mn shares), BlackRock, Inc. (+1.1Mn shares) and AQR Capital Management LLC (+981.36K shares).
• The largest position reductions in AWK for Q2 2026 were by Ameriprise Financial Inc (-1.39Mn shares), Invesco Ltd. (-897.6K shares), Pictet Asset Management Holding SA (-793.75K shares), Aristotle Capital Management, LLC (-383.73K shares) and Amundi (-205.56K shares).
• Per Business Quant data, the 10 largest holders of American Water Works Company at the end of Q2 2026 were BlackRock, Inc. (20.61Mn shares), Wellington Management Group LLP (14.91Mn shares), Vanguard Capital Management LLC (12.77Mn shares), State Street Corp (11.9Mn shares), Vanguard Portfolio Management LLC (11.26Mn shares), GQG Partners LLC (8.9Mn shares), Aristotle Capital Management, LLC (5.43Mn shares), Geode Capital Management, LLC (5.22Mn shares), JPMorgan Chase & Co (5.01Mn shares) and Amundi (4.15Mn shares).