Immunocore Holdings IMCR Institutional Ownership

Updated Oct 11, 2026

Immunocore Holdings plc (NASDAQ:IMCR) was reported as a holding by 135 institutional investors in 13F filings for the quarter ended June 30, 2026.

• Total shares held in IMCR fell 0.55% from Q1 2026; the number of holders rose 3.05% from Q2 2025.
• Of the 135 holders, 78 added to their positions, 39 reduced their stakes and 18 left their positions unchanged in Q2 2026.
• Altogether, institutional holders owned 52.11Mn IMCR shares at the end of Q2 2026, down 287.83K from the prior quarter and up 4.79Mn from a year earlier.
• Wellington Management Group LLP held the largest position in IMCR at 5.72Mn shares as of June 30, 2026.
• The biggest increases in IMCR positions during Q2 2026 came from Wellington Management Group LLP (+1.02Mn shares), Acadian Asset Management LLC (+708.8K shares), Two Sigma Investments, LP (+627.72K shares), Kynam Capital Management, LP (+490.06K shares) and Marshall Wace, LLP (+410.6K shares).
• Among holders that kept a stake in Immunocore Holdings, the biggest sellers in Q2 2026 were Deep Track Capital, LP (-1.62Mn shares), Vestal Point Capital, LP (-966.87K shares), Logos Global Management LP (-900K shares), FMR LLC (-521.91K shares) and Caption Management, LLC (-489.28K shares).
• Immunocore Holdings' 10 largest institutional shareholders as of Q2 2026 were Wellington Management Group LLP (5.72Mn shares), RTW Investments, LP (4.87Mn shares), FMR LLC (4.31Mn shares), Primecap Management Co (3.64Mn shares), Bellevue Group AG (2.79Mn shares), Tang Capital Management LLC (2.65Mn shares), Vestal Point Capital, LP (1.8Mn shares), Two Sigma Investments, LP (1.65Mn shares), Millennium Management LLC (1.6Mn shares) and Armistice Capital, LLC (1.43Mn shares), per Business Quant data.