SiteOne Landscape Supply, Inc. (SITE) Institutional Ownership

Ownership Summary

SiteOne Landscape Supply, Inc. (NYSE:SITE) has 413 institutional investors with active 13F positions as of March 2026.

• They owned 109.9% of outstanding stock in March 2026, up from 98.0% the prior quarter.
• Their total shares held in SITE increased 32.56% from the prior quarter, while the number of investors in SiteOne Landscape Supply increased 7.55% year over year.
• During the quarter, 227 of these 413 funds increased positions in SITE, 126 reduced exposure, and 60 held steady.
• The aggregate institutional position in SiteOne Landscape Supply amounted to 49.02Mn shares as of March 2026, up by 12.04Mn shares quarter on quarter, and down 153.43K shares year over year.
• As of March 31, 2026, PRICE T ROWE ASSOCIATES INC /MD/ held the largest stake in SiteOne Landscape Supply with 4.51Mn shares, accounting for 10.12% of total shares outstanding.
• Top purchasers of SITE stock for the quarter ending March 2026 included PRICE T ROWE ASSOCIATES INC /MD/ (4.51Mn), VANGUARD CAPITAL MANAGEMENT LLC (2.01Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (1.77Mn), AQR CAPITAL MANAGEMENT LLC (1.58Mn), UBS Group AG (498.57K).
• The largest sales of SITE for the quarter ending March 2026 came from T. Rowe Price Investment Management, Inc. (494.02K), Capital World Investors (441.38K), 59 North Capital Management, LP (406.67K), Kinetic Partners Management, LP (235.87K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (190.11K).
• Business Quant data shows the 10 biggest positions in SiteOne Landscape Supply as of March 2026 are held by PRICE T ROWE ASSOCIATES INC /MD/ (4.51Mn), KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC (2.49Mn), AQR CAPITAL MANAGEMENT LLC (2.27Mn), WASATCH ADVISORS LP (2.12Mn), BlackRock, Inc. (2.07Mn), BAMCO INC /NY/ (2.06Mn), VANGUARD CAPITAL MANAGEMENT LLC (2.01Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (1.77Mn), T. Rowe Price Investment Management, Inc. (1.69Mn), Conestoga Capital Advisors, LLC (1.11Mn).