Plexus PLXS Institutional Ownership

Updated Oct 11, 2026

Plexus Corp (NASDAQ:PLXS) was held by 446 institutional investors that filed 13F reports for the quarter ended June 30, 2026.

• These investors accounted for 99.74% of Plexus' outstanding shares in Q2 2026.
• Total holdings of Plexus shares fell 0.61% from Q1 2026, and the number of holders rose 36.39% from Q2 2025.
• Of the 446 holders, 244 added to their positions, 135 reduced their stakes and 67 left their positions unchanged in Q2 2026.
• In total, institutional investors held 26.69Mn shares of Plexus at the end of Q2 2026, down 163.51K from the prior quarter and up 2.19Mn from a year earlier.
• As of June 30, 2026, BlackRock, Inc. held the largest stake in Plexus with 4.36Mn shares, or 16.30% of shares outstanding.
• Holders that added the most shares of Plexus in Q2 2026 were T. Rowe Price Associates Inc (+508.07K shares), JPMorgan Chase & Co (+293.81K shares), Cartenna Capital, LP (+150K shares), Fuller & Thaler Asset Management, Inc. (+143.62K shares) and Geode Capital Management, LLC (+121.49K shares).
• Holders that trimmed the most shares of Plexus in Q2 2026 while keeping a position were American Century Companies Inc (-378.21K shares), Dimensional Fund Advisors LP (-286.53K shares), Millennium Management LLC (-198.33K shares), BNP Paribas Asset Management Holding S.A. (-154.83K shares) and Vanguard Portfolio Management LLC (-144.41K shares).
• Per Business Quant data, the 10 largest holders of Plexus at the end of Q2 2026 were BlackRock, Inc. (4.36Mn shares), Vanguard Portfolio Management LLC (2.11Mn shares), Disciplined Growth Investors Inc (1.44Mn shares), Vanguard Capital Management LLC (1.21Mn shares), American Century Companies Inc (1.18Mn shares), State Street Corp (1.1Mn shares), Dimensional Fund Advisors LP (832.84K shares), Geode Capital Management, LLC (801.52K shares), BNP Paribas Asset Management Holding S.A. (761.93K shares) and Fuller & Thaler Asset Management, Inc. (732.4K shares).