Nkarta NKTX Institutional Ownership

Updated Oct 11, 2026

Nkarta, Inc. (NASDAQ:NKTX) was reported as a holding by 134 institutional investors in 13F filings for the quarter ended June 30, 2026.

• Their combined stake equaled 79.64% of outstanding shares in Q2 2026, up from 77.70% in Q1 2026.
• Total shares held in Nkarta rose 2.83% from Q1 2026, while the number of holders rose 31.37% from Q2 2025.
• Among the 134 holders of Nkarta, 77 added to their positions, 36 reduced their stakes and 21 left their positions unchanged.
• Altogether, institutional holders owned 59.33Mn NKTX shares at the end of Q2 2026, up 1.63Mn from the prior quarter and up 4.56Mn from a year earlier.
• Ra Capital Management, L.P. was the top holder of Nkarta as of June 30, 2026, with 10.81Mn shares, or 14.50% of shares outstanding.
• Holders that added the most shares of Nkarta in Q2 2026 were BlackRock, Inc. (+1.79Mn shares), AQR Capital Management LLC (+458.52K shares), Citadel Advisors LLC (+390.75K shares), PanAgora Asset Management Inc (+299.04K shares) and Vanguard Capital Management LLC (+214.99K shares).
• On the other side, among holders that kept a position in Nkarta, the largest reductions in Q2 2026 came from Alyeska Investment Group, L.P. (-1.6Mn shares), Renaissance Technologies LLC (-554.72K shares), D. E. Shaw & Co., Inc. (-194.42K shares), Two Sigma Investments, LP (-174.08K shares) and GSA Capital Partners LLP (-173.96K shares).
• Business Quant data shows the 10 biggest positions in Nkarta as of Q2 2026 were held by Ra Capital Management, L.P. (10.81Mn shares), BlackRock, Inc. (6.3Mn shares), NEA Management Company, LLC (3.57Mn shares), Samsara BioCapital, LLC (3.51Mn shares), SR One Capital Management, LP (3.33Mn shares), GSK plc (3.15Mn shares), Monaco Asset Management SAM (2.37Mn shares), Vanguard Capital Management LLC (2.23Mn shares), Citadel Advisors LLC (2.17Mn shares) and Two Sigma Investments, LP (1.87Mn shares).