Which hedge funds own CSBR? CHAMPIONS ONCOLOGY INC, Q2 2026 13F holders
3 tracked hedge funds disclosed a position in CSBR (CHAMPIONS ONCOLOGY INC) in their Q2 2026 13F filings, worth $1.7m in total. The largest holder by portfolio weight is Mink Brook Asset Management LLC at 0.3% of its book. 1 opened a new position this quarter: Citadel Advisors LLC.
- 3
- Holders Tracked managers whose filing for the quarter reports a long equity position in the security.
- 1
- New this quarter Holders whose previous filing (at most two quarters earlier) did not report the security.
- 0
- Exited this quarter Tracked managers whose previous filing reported the security and whose filing for the quarter does not.
- $113k
- Inflow, new holders Combined value of the positions the new holders reported for the quarter.
- $0
- Outflow, exits Combined value the exiting managers reported for the security in their previous filing.
- $1.7m
- Combined value Sum of the holders' reported positions in the security.
- 0.2%
- Share of managers holding Holders as a share of tracked managers filing for that quarter. Comparable across the 2024 coverage expansion, where the raw holder count is not.
Holders, Q2 2026
| Mink Brook Asset Management LLC Hedge fund | 0.3% | 0.0% | held |
| Renaissance Technologies LLC Hedge fund | 0.0% | −4.5% | reduced |
| Citadel Advisors LLC Hedge fund | 0.0% | – | new |
Ownership over time
Who discovered CSBR first? Beta
The run: Q1 2018 → Q3 2018, +380%
| Roubaix Capital, LLC | Q4 2020 | – | −0.1 pts |
Split-adjusted quarter-end prices, excluding dividends. They describe the stock while each manager held it, not the return it earned.