BioAtla, Inc. (BCAB) Institutional Ownership

Ownership Summary

BioAtla, Inc. (NASDAQ:BCAB) is held by 41 institutional investors per 13F filings through December 2025.

• Their combined ownership stood at 22.7% of outstanding shares in December 2025, up from 22.7% in September 2025.
• Their total shares held in BCAB increased 15.65% quarter over quarter, and separately, investors owning BioAtla decreased 39.71% from a year ago.
• Of these 41 funds, 20 grew their exposure to BioAtla, 7 cut back, and 14 maintained positions.
• Altogether, these fund groups held 13.36Mn shares in BCAB by December 2025, up by 1.81Mn shares quarter on quarter, and down 20.37Mn shares year over year.
• ACORN CAPITAL ADVISORS, LLC leads ownership in BCAB with 4.84Mn shares as of December 31, 2025, equal to 8.23% of outstanding shares.
• The most significant purchases of BCAB for the quarter ending December 2025 came from MARSHALL WACE, LLP (891.58K), MILLENNIUM MANAGEMENT LLC (421.07K), ADAR1 Capital Management, LLC (366.21K), JANE STREET GROUP, LLC (152.4K), UBS Group AG (138.94K).
• The largest sellers of BioAtla for the quarter ending December 2025 were ACADIAN ASSET MANAGEMENT LLC (172.79K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (170.9K), RENAISSANCE TECHNOLOGIES LLC (93.42K), Magnus Financial Group LLC (27.23K), Jpmorgan Chase & Co (2.13K).
• Per Business Quant data, the top 10 holders of BioAtla for the quarter ending December 2025 are ACORN CAPITAL ADVISORS, LLC (4.84Mn), VANGUARD GROUP INC (1.95Mn), MARSHALL WACE, LLP (891.58K), MILLENNIUM MANAGEMENT LLC (762.39K), ACADIAN ASSET MANAGEMENT LLC (757.67K), RENAISSANCE TECHNOLOGIES LLC (707.21K), DEUTSCHE BANK AG\ (525.35K), GEODE CAPITAL MANAGEMENT, LLC (500.33K), BlackRock, Inc. (480.93K), ADAR1 Capital Management, LLC (366.21K).