Champions Oncology, Inc. (CSBR) Institutional Ownership

Ownership Summary

Champions Oncology, Inc. (NASDAQ:CSBR) showed up in the 13F filings of 27 institutional investors as of December 2025.

• These investors collectively held 39.8% of Champions Oncology's outstanding shares in December 2025, down from 41.2% in September 2025.
• Their total shares held in CSBR increased 1.92% quarter over quarter, and separately, investors owning Champions Oncology increased 3.85% from a year ago.
• Activity in CSBR broke down as 9 buyers, 9 sellers, and 9 unchanged among 27 total holders.
• Institutional investors collectively held 5.75Mn shares in Champions Oncology as of December 2025, up by 108.58K shares quarter on quarter, and down 41.05K shares year over year.
• As of December 31, 2025, the biggest holder of Champions Oncology is Battery Management Corp. at 2.42Mn shares, representing 16.75% of shares outstanding.
• The most significant purchases of CSBR for the quarter ending December 2025 came from Mink Brook Asset Management LLC (80.31K), Morgan Stanley (40.06K), ESSEX INVESTMENT MANAGEMENT CO LLC (18.25K), GSA CAPITAL PARTNERS LLP (10.56K), DIMENSIONAL FUND ADVISORS LP (1.65K).
• The largest sales of CSBR for the quarter ending December 2025 came from Bank Of America Corp /De/ (21.57K), RENAISSANCE TECHNOLOGIES LLC (12.42K), ACADIAN ASSET MANAGEMENT LLC (6.19K), MILLENNIUM MANAGEMENT LLC (2.43K), Mesirow Financial Investment Management, Inc. (1.7K).
• According to Business Quant data, leading holders of CSBR for December 2025 are Battery Management Corp. (2.42Mn), NEA Management Company, LLC (1.71Mn), VANGUARD GROUP INC (334.6K), TOCQUEVILLE ASSET MANAGEMENT L.P. (319.67K), Morgan Stanley (229.66K), RENAISSANCE TECHNOLOGIES LLC (154.84K), BlackRock, Inc. (122.77K), Mink Brook Asset Management LLC (80.31K), GEODE CAPITAL MANAGEMENT, LLC (75.82K), Northern Trust Corp (46.15K).