SOLV Energy MWH Institutional Ownership

Updated Oct 10, 2026

SOLV Energy, Inc. (NASDAQ:MWH) counted 178 institutional investors among its 13F-reported shareholders for the quarter ended June 30, 2026.

• Together they owned 64.15% of the outstanding stock in Q2 2026, up from 58.80% a quarter earlier.
• Shares of MWH held in total rose 9.06% from Q1 2026.
• Among the 178 holders of SOLV Energy, 152 added to their positions, 23 reduced their stakes and 3 left their positions unchanged.
• Altogether, institutional holders owned 129.84Mn MWH shares at the end of Q2 2026, up 10.79Mn from the prior quarter.
• American Securities LLC was the top holder of SOLV Energy as of June 30, 2026, with 82.92Mn shares, or 40.97% of shares outstanding.
• Among existing holders, the largest additions to SOLV Energy in Q2 2026 came from BlackRock, Inc. (+2.13Mn shares), Robeco Schweiz AG (+1.64Mn shares), Driehaus Capital Management LLC (+1.11Mn shares), Balyasny Asset Management L.P. (+874.93K shares) and Two Sigma Investments, LP (+780.78K shares).
• Among holders that kept a stake in SOLV Energy, the biggest sellers in Q2 2026 were American Securities LLC (-8.85Mn shares), Point72 Asset Management, L.P. (-1.39Mn shares), Millennium Management LLC (-392.76K shares), Reaves W H & Co Inc (-325K shares) and Citadel Advisors LLC (-310.08K shares).
• Business Quant data shows the 10 biggest positions in SOLV Energy as of Q2 2026 were held by American Securities LLC (82.92Mn shares), BlackRock, Inc. (2.77Mn shares), Robeco Schweiz AG (2.64Mn shares), Driehaus Capital Management LLC (2.38Mn shares), Fred Alger Management, LLC (2.27Mn shares), Vanguard Capital Management LLC (1.62Mn shares), Vanguard Portfolio Management LLC (1.52Mn shares), Balyasny Asset Management L.P. (1.47Mn shares), Handelsbanken Fonder AB (1.3Mn shares) and Jennison Associates LLC (1.17Mn shares).