Aura Biosciences, Inc. (AURA) Institutional Ownership

Ownership Summary

Aura Biosciences, Inc. (NASDAQ:AURA) showed up in the 13F filings of 114 institutional investors as of December 2025.

• These investors held 75.5% of outstanding shares in December 2025, down from 78.4% in September 2025.
• They decreased total shares held in AURA by -1.03% quarter over quarter, and investors in Aura Biosciences increased 23.91% from a year ago.
• Activity in AURA broke down as 53 buyers, 36 sellers, and 25 unchanged among 114 total holders.
• Institutional investors collectively held 49.78Mn shares in Aura Biosciences as of December 2025, down by 517.44K shares quarter on quarter, and up 12.61Mn shares year over year.
• Matrix Capital Management Company, LP leads ownership in AURA with 6.92Mn shares as of December 31, 2025, equal to 10.5% of outstanding shares.
• Leading buyers of Aura Biosciences shares for the quarter ending December 2025 were MILLENNIUM MANAGEMENT LLC (432.12K), BlackRock, Inc. (154.95K), Bank Of America Corp /De/ (92.82K), BNP PARIBAS FINANCIAL MARKETS (82.4K), CITADEL ADVISORS LLC (68.55K).
• Leading sellers of Aura Biosciences shares for the quarter ending December 2025 were UBS Group AG (725.17K), LEVIN CAPITAL STRATEGIES, L.P. (591.69K), Decheng Capital LLC (155.07K), Ameriprise Financial Inc (77.9K), Regency Capital Management Inc.\DE (74.1K).
• Business Quant data shows the 10 biggest positions in Aura Biosciences as of December 2025 are held by Matrix Capital Management Company, LP (6.92Mn), Frazier Life Sciences Management, L.P. (5.1Mn), ADAGE CAPITAL PARTNERS GP, L.L.C. (4.88Mn), Long Focus Capital Management, LLC (4.62Mn), SUVRETTA CAPITAL MANAGEMENT, LLC (4.37Mn), BlackRock, Inc. (3.56Mn), Medicxi Ventures Management (Jersey) Ltd (3.04Mn), VANGUARD GROUP INC (2.94Mn), Franklin Resources Inc (2.2Mn), Nantahala Capital Management, LLC (2.12Mn).