Rapid7 RPD Institutional Ownership

Updated Oct 11, 2026

Rapid7, Inc. (NASDAQ:RPD) appeared in the 13F filings of 235 institutional investors for the quarter ended June 30, 2026.

• Total shares held in RPD rose 12.70% from Q1 2026; the number of holders was unchanged from Q2 2025.
• Among the 235 holders of Rapid7, 156 added to their positions, 53 reduced their stakes and 26 left their positions unchanged.
• Altogether, institutional holders owned 69.04Mn RPD shares at the end of Q2 2026, up 7.78Mn from the prior quarter and up 6.44Mn from a year earlier.
• BlackRock, Inc. led 13F holders of RPD with 9.01Mn shares as of June 30, 2026.
• Holders that added the most shares of Rapid7 in Q2 2026 were BlackRock, Inc. (+2.43Mn shares), D. E. Shaw & Co., Inc. (+1.27Mn shares), AQR Capital Management LLC (+1.18Mn shares), UBS Group AG (+985.69K shares) and Citadel Advisors LLC (+898.89K shares).
• On the other side, among holders that kept a position in Rapid7, the largest reductions in Q2 2026 came from Vanguard Portfolio Management LLC (-1.14Mn shares), SG Americas Securities, LLC (-775.45K shares), UBS Asset Management Americas (-634.57K shares), Jane Street Group, LLC (-605.9K shares) and Millennium Management LLC (-593.26K shares).
• According to Business Quant data, the leading holders of RPD for Q2 2026 were BlackRock, Inc. (9.01Mn shares), JANA Partners Management, LP (6.75Mn shares), UBS Group AG (4.06Mn shares), Vanguard Portfolio Management LLC (4.02Mn shares), Vanguard Capital Management LLC (2.76Mn shares), Two Sigma Investments, LP (2.72Mn shares), State Street Corp (2.52Mn shares), Acadian Asset Management LLC (2.37Mn shares), AQR Capital Management LLC (1.91Mn shares) and Goldman Sachs Group Inc (1.69Mn shares).